Highlights of Statistical and Nonlinear Physics (GSNP) Talks @ APS 2022 March Meeting
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TABLE 1: Highlights of Statistical and Nonlinear Physics (GSNP) Talks @ APS 2022 March Meeting
Paper | Author(s) | |
---|---|---|
1 | A Mathematical Analysis of Learning in Both Biological and Artificial Neural Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: The unification of these fields will likely enable us to exploit the power of complex systems analysis, developed in theoretical physics and applied mathematics, to elucidate the design principles governing neural systems, both biological and artificial, and deploy these principles to develop better algorithms in machine learning. |
Surya Ganguli; |
2 | Intrinsic and Parameter-less Gain Control in Rate Coding By Spiking Neurons Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we propose a biophysical mechanism for contrast adaptation that does not rely on changes in internal state. |
Nirag Kadakia ; Will Rosenbluth ; Thierry Emonet; |
3 | Neural Network Model of Nonlinear Bayesian Learning Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Previous work from our group revealed that this process, in the context of pitch compensation in songbirds learning to sing, can be modeled by a Bayesian filter with non-Gaussian probability distributions. |
Camilla Li ; Ilya Nemenman; |
4 | Desynchronous and Decentralized Learning In A Physical Network Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we take the system one step closer to its biological inspiration by relaxing the global clock requirement, allowing individual edges of the network to update randomly and independently. |
Jacob Wycoff ; Sam Dillavou ; Menachem Stern ; Andrea Liu ; Douglas Durian; |
5 | Merging Kalman Filtering with The Information Bottleneck Technique for Optimal State Inference Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We present the analytic solution to one-dimensional stimuli, and observe several regimes for the sensory model as a function of correlation time and resource constraints. |
Vedant Sachdeva ; Thierry Mora ; Arvind Murugan ; Stephanie Palmer ; Aleksandra Walczak; |
6 | A Theory of Weight Distribution-constrained Learning Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Motivated by this, we developed a theory of learning in neural networks that incorporates both sign and distribution constraints. |
Weishun Zhong ; Ben Sorscher ; Daniel Lee ; Haim Sompolinsky; |
7 | Biophysical Learning : Training Flow Networks Via Chemical Signaling Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Our work explores how modifications in a physical system using locally available information can give rise to emergent global functionality. |
Vidyesh Rao Anisetti ; Benjamin Scellier ; Siddhartha Mishra ; Jennifer Schwarz; |
8 | How Physics-informed Neural Networks Improve Image Segmentation Performance Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: An alternative approach is the use of data augmentation, using a physics-informed neural network, to supplement training. |
Daniela Koch; |
9 | Exploring The Landscape of Collective Modes Using IB-RG Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In another domain, the information bottleneck approach (IB) describes the best probabilistic compression of an input variable X under a pre-defined “relevance” variable Y. Recent theoretical work has shown that IB can be imposed on RG, allowing one to define the notion of large-scale structure probed by the RG flow [1]. |
Adam Kline; |
10 | Energy-Based Models Capture Pairwise and Higher-Order Interactions in Protein Sequence Data Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we present a unifying approach for inferring two of the most important structural units of proteins: pairwise contacts, and higher-order strongly correlated units, known as sectors. |
Peter Fields ; Vudtiwat Ngampruetikorn ; Stephanie Palmer ; David Schwab; |
11 | Learning in Gene Regulatory Networks: Dimensionality Reduction By Master Regulators Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: I will present a computational framework to describe such adaptation inspired by learning models of the brain. |
Naama Brenner; |
12 | Memory Formation in Adaptive Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we show that adaptation dynamics allow a network to memorize the position of an applied load within its network morphology. |
Komal Bhattacharyya ; David Zwicker ; Karen Alim; |
13 | The Route to Chaos of Reinforcement Learning in Routing Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we show that collective behaviors of reinforcement learning agents can be driven away from the Nash equilibrium. |
Jakub Bielawski ; Thiparat Chotibut ; Fryderyk Falniowski ; Michal Misiurewicz ; Georgios Piliouras; |
14 | Molecular Implementations of Positive and Negative Feedback Inform Robustness in Biological Oscillator Motifs Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: Biological oscillators like the cell cycle, the circadian sleep-wake cycle, etc. are vital to an organism’s survival. Biochemical oscillator circuits are typically classified … |
Chaitra Agrahar ; Michael Rust; |
15 | Metabolic Pathway Design Using Active Subspaces Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: I formulated a differential equation model of this system to compare five candidate strains with different enzyme concentrations in the MCP. |
Andre Archer ; Taylor Nichols ; Niall Mangan ; Danielle Tullman-Ercek; |
16 | Building Synthetic Circuits to Achieve Cascading Cell Fate Transitions Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Previously, we proposed a cascading bistable switches (CBS) mechanism for epithelial to mesenchymal transition (EMT). |
Xiaojun Tian ; Rong Zhang ; Hanah Goetz ; Juan Melendez-Alvarez ; Jiao Li ; Tian Ding ; Xiao Wang; |
17 | Identifying Mechanisms of Gene Circuit Evolution That Elicit Mammalian Drug Resistance Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Recently we used synthetic gene circuits harboring positive feedback (PF) and negative feedback (NF) regulation to tune mammalian drug resistance transgene (DRT) expression noise. |
Joseph Cohen ; Mu; Ph.D; Quanhua ; Yiming Wan ; Farquar; Ph.D; Kevin ; Gabor Balazsi; |
18 | The Role of Energy Dissipation in Shaping Eukaryotic Transcriptional Regulation Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To address this deficit, we developed a framework for modelling non-equilibrium regulation and used it to define underlying parameter regimes that set limits for cooperativity in various regulatory schemes, thereby discovering a trade-off between energy dissipation and cooperativity. |
Zheng Diao ; Caleb Bashor ; Oleg Igoshin; |
19 | Advancing The Frontiers of Design-driven Medicine: Engineering Programmable Cell-based Therapies and Diagnostics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: I will present recent advances made toward achieving the vision of design-driven engineering of novel mammalian cellular functions. |
Joshua Leonard; |
20 | Dynamics of DNA Methylation and Persistence of Epigenetic Memory Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We examine a theoretical model of this process by considering a one-dimensional lattice where each site can either be methylated (1) or unmethylated (0). |
Sagnik Ghosh ; Arnab Datta ; Colin Kunze ; Jane Kondev ; Ahmad Khalil; |
21 | Deciphering The Influence of Genome Architecture in A Minimized Bacterial Genome Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: Probabilistic interactions of RNA polymerase with DNA dictate transcription, the process which evolves the bacterial transcriptome composed of rRNA, tRNA, mRNA, and sRNA. The … |
Troy Brier ; Pratap Venepally ; John Glass ; Zaida (Zan) Luthey-Schulten; |
22 | A Novel Riboswitch Design for Integrative, Functional RNA Detection in Mammalian Cells Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we propose a strategy for detection of mRNA or short RNAs by trigger-specific control of mammalian translation. |
Rafał Krzysztoń ; Yiming Wan ; Julia Petreczky ; Gabor Balazsi; |
23 | The State of Water in Lipidic Mesophase Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here I will present our recent studies on water under soft confining media provided by lipidic mesophase (LMP). |
Yang Yao ; Sara Catalini ; Bence Kutus ; Johannes Hunger ; Tao Zhou ; Paolo Foggi ; George Floudas ; Raffaele Mezzenga; |
24 | Bayesian Nonparametrics in Multi-particle Superresolved Tracking Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We have overcome the limitations of existing algorithms by employing a fully self-consistent Bayesian-nonparametrics framework where all aforementioned steps are treated simultaneously. |
Zeliha Kilic ; Steve Presse ; Ioannis Sgouralis; |
25 | Inference of C. Elegans Neural Network Structure from Calcium Flurescence Time Series Data with Reservoir Computing Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we train a particular kind of machine learning architechture, called "reservoir computing", on publicly available whole-brain calcium imaging time series datasets from C. elegans. |
Amitava Banerjee ; Sarthak Chandra ; Edward Ott; |
26 | Towards Interpretable Imputation of Missing Observations with Time Slice Synthetic Minority Oversampling Technique Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To deal with these issues, we developed a simple yet novel non-parametric time series imputation technique with the goal of constructing an irregular time series that is uniform across every sample in a data set. |
Andrew Baumgartner; |
27 | Graph Neural Networks for Multicellular Dynamics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we propose a generic machine learning approach capable of learning various multicellular dynamics from recorded experimental videos. |
Ming Han ; John Devany ; Margaret Gardel ; Vincenzo Vitelli; |
28 | Sociophysics of Subjective Pain: Robust Cluster Assignment Based on Sparsely and Irregularly Sampled Data from A Dynamical System Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We introduce and test a variety of methods for comparing irregularly and sparsely sampled trajectories, with the goal of providing a rigorous basis for defining clusters and assigning trajectories to them. |
Gary Nave ; Swati Padhee ; Kumar Utkarsh ; Amanuel Alambo ; Tanvi Banerjee ; Nirmish Shah ; Daniel Abrams; |
29 | Learning The Shape of The Protein Universe with 3D-equivariant Holographic Convolutional Neural Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we introduce holographic convolutional neural networks (H-CNNs) that take atomic coordinates of a protein structure as input and, through 3D equivariant transformations that respect the rotational symmetries in data, learn interpretable models of protein micro-environments reflecting the underlying biophysics. |
Michael Pun ; Andrew Ivanov ; Quinn Bellamy ; Colin LaMont ; Jakub Otwinowski ; Armita Nourmohammad; |
30 | Machine Learning Continuum Models for Cellular Force Generation Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we show how machine learning can be used to build continuum models that relate protein distributions to forces. |
Matthew Schmitt ; Jonathan Colen ; Stefano Sala ; Margaret Gardel ; Patrick Oakes ; Vincenzo Vitelli; |
31 | EMBED: A Low Dimensional Reconstruction of Gut Microbiome Dynamics Based on Ecological Normal Modes Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To that end, we develop EMBED: Essential Microbiome Dynamics; a matrix factorization method that embeds longitudinal microbiome abundance data onto a series of lower dimensional Boltzmann Distributions. |
Mayar Shahin ; Purushottam Dixit ; Brian Ji; |
32 | Parameter Estimation from Stochastic Processes Applied to Neural Dynamics and Aging Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: H. H. Strey, Estimation of parameters from time traces originating from an Ornstein-Uhlenbeck process. Phys Rev E 100, 062142 (2019). H. H. Strey, R. Kumar, L. Mujica-Parodi, … |
Helmut Strey ; Lilianne Mujica-Parodi ; Uri Alon ; Yifan Yang; |
33 | Salient Projections Over Maximum Projections: Improving Deep-learning Detection and Segmentation During Invasion of Cell-dense Spheroids Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we present on a highly adaptable deep-learning module which accepts 3D inputs to propogate 3D spatial latent embeddings as inputs to 2D instance segmentation neural networks. |
Christopher Eddy; |
34 | Non-linear Interpolation for Genetic Fitness Prediction Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, we propose a stochastic non-linear interpolation method using Bézier’s method [2]. |
Kai Shimagaki ; John Barton; |
35 | Multi-Model Analysis of De Novo Antimicrobial Peptide Design Via Variational Autoencoder Latent Sampling Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This work develops a comparison of generative deep learning models used widely in the field of chemical compound discovery as an application to de novo AMP generation. |
Samuel Renaud ; Ré Mansbach; |
36 | Learning The Forces in Active Matter from The Trajectories: A Graph-neural-network Approach Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose a graph-neural-network-based scheme that learns the interactions between particles and the active forces to predict the correct particle dynamics. |
Miguel Ruiz-Garcia ; Miguel Barriuso Gutierrez ; Luca Ghiringhelli ; Chantal Valeriani; |
37 | System-state Dynamics and Recurrence of Temporal Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose two methods based on stochastic processes and nonlinear time series analysis to simplify temporal networks with the aim of capturing dynamics of temporal network data. |
Naoki Masuda; |
38 | Template-Free Reaction Networks Enable Predictive and Automated Analysis of Complex Electrochemical Reaction Cascades Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we report new methods of CRN generation and analysis that overcome these limitations. |
Samuel Blau ; Daniel Barter ; Evan Spotte-Smith; |
39 | Towards Dismantling Healing Illicit & Counterfeit Medicines Seller Networks (ICMSN) Using Percolation Theory & Machine Learning: A Simulation Study Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This project takes a rigorous scientific approach to learn what makes ICM seller networks (ICMSN) so adaptive and resilient by finding the fundamental static building blocks of ICMSN and modeling flows of drugs and money on dynamic ICMSN. |
Timothy Burt ; Ravi Sundaram ; Nikos Passas ; Mansoor Amiji ; Muhammad Zaman ; Ioannis Kakadiaris; |
40 | The Statistical Physics of Ranking and Partial Orders Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this study we attack these problems using tools from statistical physics and network science. |
George Cantwell ; Cristopher Moore; |
41 | Optimization of The Mean First Passage Time in Complex Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose an optimization rule according to which the edge weights remodel in order to minimize the mean first passage time and the cost to maintain the graph. |
Georgios Gounaris ; Eleni Katifori; |
42 | Characterizing Spatial Networks Using Β-skeletons Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose a novel approach to characterizing such networks through the concept of β-skeletons, a family of parametrized proximity graphs that captures spatial neighbour relations very well. |
Szabolcs Horvát ; Carl Modes; |
43 | Evolution of Modularity in Biological Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we show that modular organization can emerge spontaneously in Boolean networks that mimic biological systems, if these are subjected to changing environmental conditions in an evolutionary process that can involve, both, the Boolean dynamical rules and the network topology. |
Saul Huitzil ; Cristian Huepe; |
44 | Computational Inference of Synaptic Polarities in Neuronal Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: Synaptic polarity, i.e. whether synapses are inhibitory (-) or excitatory (+), is challenging to map, although being a key to understand brain function. Here, synaptic polarity is … |
Istvan Kovacs ; Thomas Wytock ; Michael Harris; |
45 | Application of Network Techniques to Image Analysis and Outlier Detection Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk I will present various methods for ophthalmic image analysis, which use ML and network analysis. |
Cristina Masoller; |
46 | Maximally Robust Neutral Networks in The Correlated Phase of Input-output Maps Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Using maximum entropy and a single constraint on global robustness, we present a general statistical physics model for discrete input-output maps which shows a universal transition between correlated (robust) and uncorrelated (fragile) phases. |
Vaibhav Mohanty ; Ard Louis; |
47 | Econophysics on Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Krugman [“The Self-Organizing Economy“, Blackwell, 1996] proposed a continuous model, in time and space, for the emergence of polycentric urban areas in the regional space. |
Miron Kaufman; |
48 | Cliques Influence on The Spectrum of Normal Modes Vibration in Complex Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, the influence of the network-cliques number on the collective vibrations of linearly coupled oscillators is investigated for particular network topologies. |
Oscar Torres-Mena ; Francisco Sevilla-P’erez; |
49 | Statistical Physics of Associative Memory on Small World Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We obtain estimates of memory capacity on a regular and a Watts-Strogatz (WS) network through numerical simulations. |
Yash Gurbani ; Santosh Kumar ; Syed Kamil; |
50 | Predicting Size and Density Segregation in Granular Flows Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: The model can predict mixing and segregation in both steady and transient flows for a variety of flow geometries and for a range of particle systems including multiple individual particle sizes, polydisperse particle size distributions, mixtures of particles varying in both size and density, and non-spherical particles. |
Richard Lueptow; |
51 | A Three-dimensional Continuum Model for Coupled Size Segregation and Flow in Dense, Bidisperse Granular Materials Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, we discuss a continuum model for the dynamics of segregation in bidisperse, dense granular flows that accounts for both driving mechanisms. |
David Henann ; Harkirat Singh ; Shihong Li ; Daren Liu; |
52 | Modeling Size Segregation Driven By Pressure Gradients in Three-dimensional, Dense, Bidisperse Granular Mixtures Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Based on DEM simulation data, we propose a three-dimensional constitutive equation for the relative flux of large and small particles due to pressure gradients, which accounts for the orientation of the pressure gradient vector relative to the stretching tensor (i.e., the strain-rate tensor). |
Harkirat Singh ; David Henann; |
53 | Drag on A Sphere in Granular Shear Flows Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Extensive research has focused on the drag force on intruders in static or vibrofluidized granular beds, but the fundamental characteristics and scaling laws for particle drag in flowing granular materials remain largely unknown. |
Lu Jing ; Julio Ottino ; Richard Lueptow ; Paul Umbanhowar; |
54 | Rheology of Inertial Viscohesive Granular Flows: Insights from Numerical Simulations Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, based on extensive discrete element simulations, we show that the shear strength is proportional to the total confining stress (sum of external and cohesive stresses) and a unique function of the inertial, Stokes and cohesion numbers. |
Franck Radjai; |
55 | Fluctuations and Power-law Scaling in Granular Flow Simulations Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We perform particle-based stress-controlled discrete element modeling simulations of frictionless particles. |
Andrew Santos ; Ishan Srivastava ; Leo Silbert ; Jeremy Lechman ; Gary Grest; |
56 | Transient Rheology and The Direct Velocity Effect in Simulated Sheared Granular Materials Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we use short-range molecular dynamics simulations to examine the transient rheology of confined sheared granular materials in response to perturbations in sliding velocity within the quasi-static shearing regime (inertial number 10 -8 to 10 -1). |
Behrooz Ferdowsi ; Allan Rubin ; Benjamin Alessio; |
57 | Flow, Arrest, and Dynamics Near The Jamming Transition in Sheared Granular Materials Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: With a decreasing pressure-normalized shear stress or stress ratio, the strain rate in granular materials decreases and approaches zero as the system nears a critical stress … |
Joel Clemmer ; Ishan Srivastava ; Gary Grest ; Jeremy Lechman; |
58 | Pinned Bubble Dynamics in Locally Fluidized Granular Media Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: By bringing the probe to a clear sidewall, we observe rich phenomenology and a diversity of states including pinned granular bubbles and breaching cavities. |
Andras Karsai ; Daniel Goldman; |
59 | Transient Analysis of Granular Materials Flowing Over An Inclined Plane Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this study, we numerically solve the unsteady state momentum balance equations along with a viscoplastic rheological constitutive model given by the μ – I rheology and predict the transient flow profiles of the velocity, solids fraction, inertial number, shear stress, pressure, and shear rate. |
Satyabrata Patro ; Anubhav Majumdar ; Sumit Kumar ; Anurag Tripathi; |
60 | Multiscale Ordering in Hybrid Materials During Reaction-Induced Phase Transitions Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, the presentation will describe how a mixture of oleylamine-functionalized gold nanoparticles (AuNP) dispersed and methyl methacrylate (MMA) that are polymerized lead to hybrid AuNP/poly(methyl methacrylate) (PMMA) materials with multiscale ordering. |
Robert Hickey; |
61 | Effect of Nanorod Physical Roughness on The Aggregation and Percolation of Nanorods in Polymer Nanocomposites Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, using molecular dynamics simulations, we elucidate the effect of nanorod roughness on nanorod aggregation, dispersion, and percolation in polymer nanocomposites. |
Shizhao Lu ; Arthi Jayaraman; |
62 | The Solubility of Nanoparticles in Block Copolymers Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, we use coarse-grained, theoretically-informed Langevin dynamics (TILD) simulations to explore the excess chemical potential of spherical NPs via thermodynamic integration and the stability of NP uptake into the BCP matrix. |
Christian Tabedzki ; Robert Riggleman; |
63 | Superconducting Metal Gyroids: Block Copolymer Self-assembly for Mesoscale Engineering of Quantum Metamaterials Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work we use BCP SA to structure direct polysilazanes and create mesoporous silicon oxynitride ceramics with a cubic co-continuous double gyroid structure. |
Randal Thedford ; Ulrich Wiesner ; Sol Gruner; |
64 | Self-Assembly of Hierarchical Organic Nanoparticles Controlled By Modified Surfactants Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work a polyethelene oxide (PEO) based surfactant, Triton TM X-100 ®, is used to control clustering of an organic pigment. |
Jianqi Wang; |
65 | Hierarchical Nanolayered Polymer/nanoparticle Composites Via 3D Printing Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This research combines advanced 3D printing and evaporation-induced nanoparticles assembly for layer-by-layer deposition of 1D and 2D nanoparticles. |
Kenan Song; |
66 | Coarse-grained Simulation Studies Linking Physical and Chemical Heterogeneity in Nanorods to The Morphology in Polymer Nanocomposites Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this short talk, I will present the key results from these coarse-grained molecular simulation studies comparing phase behavior in PNCs with nanorods having homogeneous vs. patchy chemical functionalization and smooth vs. rough nanorod surfaces. |
Arthi Jayaraman; |
67 | Dissipative Particle Dynamics (DPD) Simulation to Understand The Impact of Filler Morphology on Dispersion and Aggregation in Polymer Nanocomposites Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this research, we perform Dissipative Particle Dynamics (DPD) simulation of polymer-irregular filler blends, to understand the hierarchical structure and dispersion over multiple lengths and timescales, while varying polymer-polymer interaction energy. |
Ashish Gogia ; Kabir Rishi ; Alex McGlasson ; Greg Beaucage ; Vikram Kuppa; |
68 | Effect of Graft Density on Structure and Entanglements of Model Polymer-Grafted Nanoparticle Monolayers Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We use coarse-grained molecular dynamics simulations to study chain conformations and nanoscale structure in hexagonally packed PGN monolayers as a function of graft density. |
Nicholas Liesen ; Anna Schuler ; Lisa Hall; |
69 | Crystallization-induced Ordering in Poly(ethylene Oxide)-Silica Nanocomposites: Modifying Particle Diffusivity Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To examine this role we used silica nanoparticles in four molecular weights of Poly(ethylene oxide) ranging from 5.4 – 46 kDa. |
Nicholas Mendez ; Abdullah Altorbaq ; Kamlesh Bornani ; Alejandro J Müller ; Linda Schadler ; Sanat Kumar; |
70 | Modeling Pairs of Polymer-Grafted Nanoparticles (PGNs) in Solution to Determine Their Phase Behavior Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We use coarse-grained molecular dynamics (MD) simulations to study the effective interactions between two PGNs in implicit solvent. |
Felipe Fabricio Pacci Evaristo ; Lisa Hall ; Mukta Tripathy; |
71 | Chemically Grafting Suppresses Initial Solvent-driven Nonequilibrium Effect on Structures and Properties of Polymer Nanocomposites Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we investigate the casting solvent-induced nonequilibrium effect for PNCs where interfacial polymers are chemically grafted. |
Sol Mi Oh ; Ye Chan Kim ; So Youn Kim; |
72 | Effective Temperature and Activity Induced Memory Effects of A Passive Particle in An Active Bath Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We present an overview of the properties of a system of a passive particle immersed in a bath of active particles with translational inertia. |
Jeanine Shea ; Gerhard Jung ; Friederike Schmid; |
73 | Collective Dynamics of Quincke Rollers with Fully Resolved Hydrodynamics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We report our successful simulations on the collective motions of Quincke rollers, which depends on the strength of dipole moment induced on a particle, the area fraction of particles, and the strength of interparticle attraction, with fully resolving the hydrodynamics of the system. |
Shun Imamura ; Kohei Sawaki ; John Molina ; Ryoichi Yamamoto; |
74 | Dynamics of Active Rings in Porous Media Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We find that the activity of individual beads differently affects the dynamical and conformal properties of the ring polymer depending on the pore size of the media, flexibility, and stiffness of the polymer. |
Rajarshi Chakrabarti ; Tapomoy Bhattacharjee ; Subhasish Chaki ; Ligesh Theeyancheri; |
75 | Phase Behaviour of Active Nanoparticles in Block Copolymer Melts Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work we explore the co-assembly of active nanoparticles within block copolymer melts in two- and three-dimensions finding single-particle and collective behaviour due to the interplay between colloidal directed motion and block copolymer morphology. |
Javier Diaz ; Ignacio Pagonabarraga ; Andrei Zvelindovsky ; Marco Pinna; |
76 | Disordered Boundaries Destroy Bulk Phase Separation in Scalar Active Matter Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We show that disordered boundaries destroy bulk phase separation in scalar active systems in dimension d <3. |
Yariv Kafri; |
77 | Pulsating Active Particles Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: It is known that cells in biological tissues interact and give rise to collective behavior such as size oscillation and wave propagation: we explore the physical mechanisms underlying this collective behavior by introducing a novel class of active matter, where the activity is the ability to change an internal degree of freedom at the single-particle level, which can be eventually related to the particle size. |
Alessandro Manacorda ; Étienne Fodor; |
78 | Tension-Controlled Collective Dynamics in Active Solids Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we show how mechanical tension can serve as a general mechanism for switching between different collective dynamics in active solids. |
Paul Baconnier ; Dor Shohat ; Olivier Dauchot; |
79 | Dynamics of Self-propelled Particles Over A Periodic Potential Landscape Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We report a systematic study of self-propelled particles (SPPs) over a periodic potential landscape. |
Penger Tong ; Yan Wen ; Zhihao Li ; Haiqin Wang ; Jing Zheng ; Jinyao Tang ; Pik-Yin Lai ; Xinpeng Xu; |
80 | The Anomalous Transport of Tracers in Active Baths Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We derive the exact long-time dynamics of a tracer immersed in a one-dimensional active bath. |
Omer Granek ; Yariv Kafri ; Julien Tailleur; |
81 | Using Phase Field Models to Simulate The Full Chemohydrodynamics of Passive and Active Colloids Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We have recently developed a method using phase field models that performs full chemohydrodynamics simulations of such dense and unsteady systems and incorporates colloidal particles as highly viscous fluid phases. |
Douglas Tree ; Qinyu Zhu; |
82 | Embodied Intelligence in Liquid Crystal Elastomer Composites: From Shape Morphing to Soft Robotics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: By pre-programming and reprogramming molecular anisotropy in liquid crystal elastomers (LCEs) and their nanocomposites together with geometric designs in the forms of films, fibers, and microparticles, we show shape morphing from 2D to 3D with combination of curvatures. |
Shu Yang; |
83 | Viscoelastic Kirigami Plates Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Our approach enables reliable switching between various modes in response to the applied strain-rate. |
Shahram Janbaz ; Corentin Coulais; |
84 | 4D-Printing of Photoswitchable Actuators Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: Liquid crystal elastomers (LCEs) modified with a photoisomerizable chromophore can be designed to undergo reversible shape change in response to light. The return of the original … |
Taylor Ware; |
85 | Understanding The Spring-like Behavior of A Creased Sheet Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Our work focuses on understanding the role of geometry, material laws, and the parameters controlling the crease formation. |
Yasara Dharmadasa ; Francisco Lopez Jimenez; |
86 | Design for Underactuated Sequencing of Bistable Inflatable Structures Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, we present the design an underactuated system of soft actuators that inflate and deflate in a fixed sequence from a single controlled pressure supply. |
Bert Van Raemdonck ; Edoardo Milana ; Michael De Volder ; Dominiek Reynaerts ; Benjamin Gorissen; |
87 | Smart Fluidic Circuits for Electronics-free Untethered Soft Robots Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: By exploiting interactions between the driving fluid and non-linear elastomeric mechanisms, e.g. exhibiting instabilities, we implement functionalities such as oscillatory actuation, environmental feedback, short and long term memory and energy storage. |
Alberto Comoretto ; Luuk Van Laake ; Johannes Overvelde; |
88 | Inelastic Deformation Morphs Elastic-plastic Bilayers Into Helices, Rolls, Saddles, and Tubes Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We show elastic-plastic bilayers undergo shape changes upon stretching and then releasing them due to inelastic deformation of the plastic layer. |
Rahul Gopalan Ramachandran ; Jonah de Cortie ; Spandan Maiti ; Luca Deseri ; Sachin Velankar; |
89 | Morpho-mechanics of Pressurized Cellular Sheets: From Moss Leaves to Soft Robotics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We will present a model of single-cell-thick sheets and show how a pressure-dependent bending stiffness may arise. |
Thomas Chandler ; Dominic Vella ; Arezki Boudaoud ; Perla Maiolino; |
90 | Pneumatic Morphorods: Curvilinear Shape Morphing and Stability Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we leverage bubble casting as a means to build linear actuators with controllable and tunable bending. |
Trevor Jones ; Etienne Jambon-Puillet ; Joel Marthelot ; Pierre-Thomas Brun; |
91 | Controlling Metric & Bending in Inflated Fabrics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we present a versatile method based on a network of channels between two layers of fabric. |
Tian Gao ; José Bico ; Benoît Roman; |
92 | Multi-morph Pneu-net Systems with A Single Input Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Hence, we can achieve multiple morphing sequentially by elaborate arrangements of the chambers of different stiffnesses. |
Cheong San Kim ; Han Bi Jeong ; Jonghyun Ha ; Anna Lee ; Ho-Young Kim; |
93 | Modeling Self-folding of Large-scale Structures Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We study the morphing of large-scale origami-inspired active structures made from strong and lightweight biodegradable polymer composites. |
Anvitha Sudhakar ; Mostafa Akbari ; Masoud Akbarzadeh ; Andrej Kosmrlj; |
94 | A Dynamically Reprogrammable Metasurface with Self-evolving Shape Morphing Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we describe a dynamically reprogrammable mechanical metasurface with embedded actuation, sensing, and feedback-control functions for shape-morphing intelligence. |
Xiaoyue Ni ; Yun Bai ; Heling Wang ; Yeguang Xue ; Yuxin Pan ; Jin-Tae Kim ; Xinchen Ni ; Tzu-Li Liu ; Yiyuan Yang ; Mengdi Han ; Yonggang Huang ; John Rogers; |
95 | Soft Surface Layers Control Contact and Slip of Polyacrylamide Hydrogels Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This experimental work uses broad probes in micro-indentation to characterize the contact mechanics of this gradient layer based on the evolving scaling of the indentation force F with depth F~ dn. |
Md Mahmudul Hasan ; Christopher Johnson ; Alison Dunn; |
96 | Drop Pinning on Soft, Lubricant-infused Silicone Elastomers Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we focus on the influence of polymer network density (i.e. modulus) and degree of swelling on the water drop pinning force. |
ZHUOYUN CAI ; Jonathan Pham; |
97 | Contact Lines in Partial Wetting: Transition from Stick-slip to Steady Sliding Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We study the motion of a viscous slug in a capillary tube, where one of its interfaces is in complete wetting while the other is in partial wetting conditions. |
Bauyrzhan Primkulov ; Amir Pahlavan ; Luis Cueto-Felgueroso ; Ruben Juanes; |
98 | Friction of Sparkling Water Drops on Superhydrophobic Surfaces Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In our work, we have used micropipette force sensors to directly measure the minute friction force of levitating sparkling water drops moving on a transparent superhydrophobic substrate. |
Matilda Backholm ; Tytti Kärki ; Maja Vuckovac ; Jaakko Timonen ; Robin Ras; |
99 | Contact Angle Hysteresis of A Droplet on A Hydrophobic, Anisotropically Curved Surface Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This work may provide new insights into the origin of contact angle hysteresis and offer a route to calculating droplet shapes. |
Mingzhu Cui ; Nadav Benhamou Goldfajn ; Anthony Dinsmore; |
100 | Rubber Friction: from Steady Sliding to Stick Slip and Squeaking Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: For driving velocities lower than a critical velocity we observe homogeneous steady sliding of the entire frictional interface. |
Gabriele Albertini ; Adel Djellouli ; David Weitz ; Katia Bertoldi; |
101 | Temperature Dependent Soft Wetting of Polymer Melts Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we investigate the transient wetting characteristics of a polymer melt (poly n-butyl methacrylate) at temperatures much higher than its glass-transition. |
Krishnaroop Chaudhuri ; Jonathan Pham; |
102 | Rotation and Torque in Conforming and Non-Conforming Lubricated Contacts Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we calculate this torque numerically for a wide range of sliding velocities in a two-dimensional configuration. |
Arash Kargar-Estahbanati ; Bhargav Rallabandi; |
103 | Quantification of Adhesion Force Using A Force Tensiometer and Influence of Surrounding Medium for A Liquid Droplet Over A Solid Surface Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This paper outlines proposed necessary and precise steps to quantify the magnitude of adhesion force directly and the parameters that affect the magnitude of adhesion force, such as droplet volume and compression value are also taken into account. |
Palak Jain ; Aleksey Baldygin ; Prashant Waghmare ; Butunath Majhy; |
104 | Measuring Elastocapillary Dissipation in Droplets Moving Along Soft Elastomer Films Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We model the dynamics of the droplet-substrate interaction and expect dissipation to scale with the size of the capillary deformation. |
Hamza Khattak ; Stefan Karpitschka ; Jacco Snoeijer ; Kari Dalnoki-Veress; |
105 | X-ray Microscopy Visualizes The Indentation of Colloids Into Soft Elastic Solids Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Varying the particle sizes and Young’s modulus of substrates, we confirm the crossover behavior between elastic and liquid-like substrates; The model combining the JKR theory and the surface stress of the substrate well describes the data. |
Joonwoo Jeong ; Jae Kwan Im; |
106 | The Role of Crosslinking Density in Surface Stress and Surface Energy of Soft Solids Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this regime, we can estimate a non-zero surface elastic modulus that also increases with the ratio of crosslinkers. |
Qin Xu ; Weiwei ZHAO; |
107 | Molecular Mechanisms of Self-mated Hydrogel Friction Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We have developed a mesoscopic model based on bead-spring polymer networks, which is able to reproduce the speed-dependent frictional behavior. |
Jan Mees ; Lars Pastewka; |
108 | Experiments on Single-molecular Energetics of Biological Molecular Motor Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We show that the F 1-motor achieves 100% thermodynamic efficiency at the stalled state. |
Shoichi Toyabe; |
109 | The Lawnmower: An Artificial Protein-based Burnt-bridge Molecular Motor Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Inspired by biology, we have synthesized and characterized a protein-based microscale motor we dub the lawnmower. |
Nancy Forde ; Chapin Korosec ; Paul M.G. Curmi ; Heiner Linke; |
110 | Single-molecule Studies of KIF1A Motion and Force Generation Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To test the importance of neck linker docking in KIF1A force generation, we introduced the V8M and Y89D disease mutations. |
Arne Gennerich; |
111 | Signaling and Mechanics in Mitotic Spindle Assembly Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk I will introduce our recent theoretical modeling in both the signaling and mechanical aspects of spindle assembly. |
Jing Chen; |
112 | Adaptation and Evolution in Flagellar Motors Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we present a model for torque generation in the E. coli flagellar motor rooted in this new structural understanding. |
Jasmine Nirody; |
113 | Novel Polymer Nanocomposite Structures Created By Nanoparticle Jamming and Polymer Infiltration Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Herein, we discuss two new directions for controlling PNC morphologies and their resultant properties by (1) arresting nanoparticle (NP) dynamics and (2) infiltrating polymer into scaffolds. |
Russell Composto; |
114 | Connecting Microscopic Dynamics to Macroscopic Rheology in Dynamic Covalent Composites Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we investigate highly loaded DCCs comprising thiol-coated silica particles dispersed in a fluid matrix of ditopic benzalcyanoacetamide-based Michael acceptors. |
Grayson Jackson ; Joseph Dennis ; Neil Dolinski ; Michael Van der Naald ; Stuart Rowan ; Heinrich Jaeger; |
115 | Effect of Extreme Nanoconfinement and Polymer-Nanoparticle Interactions on The Thermodynamics of Polymer Blends in Dense Nanoparticle Packings Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we present a computational study using self-consistent field theory to understand the thermodynamics of highly confined polymer blends in the interstices of NP packings. |
Anastasia Neuman ; Daeyeon Lee ; Robert Riggleman; |
116 | Leaching-enabled Capillary Rise Infiltration (LeCaRI) and Lateral Diffusion of Poly(dimethylsiloxane) in Nanoparticle Packings Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We observe that high humidity leads to faster spreading of the polymers within the packings. |
R Bharath Venkatesh ; Daeyeon Lee; |
117 | Measuring Nanoparticle Diffusion in Polymer Melts Using ToF-SIMS Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: Nanoparticle (NP) dynamics are important for understanding processing of polymer nanocomposites (PNCs) and tuning their membrane, optical, and mechanical properties. Previously, … |
Kaitlin Wang ; Russell Composto ; Karen Winey; |
118 | Nanoparticle Avalanches in Filled Rubber Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This research used resources of the Advanced Photon Source, a U.S. Department of Energy (DOE) Office of Science User Facility operated for the DOE Office of Science by Argonne National Laboratory under Contract No. |
Dillon Presto ; Suresh Narayanan ; Mark Sutton ; Joshua Browns ; Quang Ngo ; Sergio Moctezuma ; Mark Foster; |
119 | XPCS Study of Temporal Dynamic Heterogeneity in A Rubber Nanocomposite Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: In situ X-ray Photon Correlation Spectroscopy can be used to characterize the temporal heterogeneity in the dynamics of silica filler movement when a highly filled rubber … |
Mark Foster ; Dillon Presto ; Suresh Narayanan ; Joshua Brown ; Quang Ngo ; Sergio Moctezuma ; Mark Sutton; |
120 | Dynamics of Linear Alternating Polymer-nanoparticle Hybrids Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this contribution, we study the influence of supramolecular structures on the structural relaxation and the glass transition of a new type of association polymers, the linear alternating polystyrene (PS)-polyhedral oligomeric silsesquioxane (POSS) hybrids (LAPH). |
Shiwang Cheng ; Xue-Hui Dong ; Dongdong Zhou ; Ruikun Sun ; Shalin Patil; |
121 | Dynamics of Polymer Nanocomposites at Large Deformation Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This work investigates the dynamics and mechanical properties of polymer nanocomposites (PNCs) at large deformation through a combination of small-angle x-ray scattering and rheology. |
Ruikun Sun ; Shiwang Cheng ; Xiaobing Zuo; |
122 | Effect of Polymer-Nanoparticle Interaction Strength on Viscoelastic Creep Attenuation in Polymer Nanocomposites Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this study, we examine the creep behavior of silica/poly(2-vinylpyridine) (P2VP) nanocomposites consisting of 13 and 52 nm diameter silica NPs and 200 kg/mol P2VP. |
James Pressly ; Entao Yang ; Eric Bailey ; Tia Denby ; Bharath Natarajan ; Robert Riggleman ; Karen Winey; |
123 | Morphology and Dynamics of Ionic Polydimethylsiloxane-Silica Nanocomposites Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We designed ionic polydimethylsiloxane (PDMS)-silica nanocomposites from (cationic) ammonium-functionalized PDMS and (anionic) sulfonate-functionalized nanosilicas, with the aim of influencing the distribution and dispersion of the nanoparticles. |
Argyrios Karatrantos ; Clement Mugemana ; Ahmad Moghimikheirabadi ; Martin Kröger; |
124 | Kinetics of Functional High Density Polymer Nanocomposite Formation By Tuning Enthalpic and Entropic Barriers Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we discuss a facile method to prepare polymer grafted nanoparticle (PGNP) based high density functional polymer nanocomposites using thermal activation of a high density PGNP monolayer to overcome entropic or enthalpic barriers to insertion of PGNPs in underlying polymer films. |
Jaydeep Basu ; Aparna Swain ; Nimmi Das Anthuparambil ; Sivasurender Chandran; |
125 | Soft Matter Award (2022): Topics on The Emergent Mechanics of Active, Robotic, and Living Materials Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Soft Matter Award (2022): Topics on the emergent mechanics of active, robotic, and living materials. |
Nikta Fakhri; |
126 | Emergence, Dynamics and Control of Topological Defects in Odd Robotic Matter Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Starting from simple building blocks made from robotic units equipped with sensors and actuators, I show that odd robotic metamaterials feature self sustained work cycles that give rise to unidirectional waves and topological defect dynamics. |
Jonas Veenstra; |
127 | Elasticity- and Consensus-based Mechanisms for Self-organization in Active Systems Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we consider models with two distinct classes of interactions. |
Amir Shee ; Cristián Huepe; |
128 | Topological Defects in Non-reciprocal Active Solids with Odd Elasticity Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We study topological defects in active solids that violate Maxwell-Betti reciprocity (MBR). |
Colin Scheibner ; Lara Braverman ; Bryan VanSaders ; Vincenzo Vitelli; |
129 | Handed Motor Interactions Create Active Chiral Cytoskeletal Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, I will highlight how the handedness of motor-filament interactions shapes the emergent material properties. |
Sebastian Fuerthauer ; Aleksandra Plochocka ; Michael Shelley; |
130 | Non-Reciprocity in Metric and Topological Models of Flocking Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose coarse-graining the non-reciprocal interactions into hydrodynamic couplings between density and velocity fields that would be normally forbidden in equilibrium systems, and explore the role of these "non-reciprocal" coupling constants on inhomogeneous pattern formation in the model. |
Charles Packard ; Daniel Sussman; |
131 | Mechanical ReLU Spring Networks As A Physical Computing Resource Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We introduce a mechanical analog for the rectified linear unit (ReLU) activation function from the neural network community and benchmark the memory capacity, nonlinearity, and output tasks of mechanical ReLU networks sampled from a distribution of spring properties. |
Philip Buskohl ; Andrew Gillman ; Daniel Nelson ; Benjamin Grossmann ; Timothy Vincent ; Amanda Criner; |
132 | Nano-particles Carried By Multiple Dynein Motors: A Self-regulating Nano-machine Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose that this self-regulation and stochastic alternations between one, two, and three transporting motors allow our synthetic NP to achieve both persistent motion and obstacle bypassing, which is beneficial for native cargos in the crowded cellular environment. |
Rony Granek ; Anne Bernheim-Groswasser ; Itay Fayer ; Gal Halbi; |
133 | Harnessing Stigmergy for Emergent Adaptive Control, in Soft Modular Systems Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Inspired by collective intelligence in nature (e.g., bird flocking behavior, termite mound construction), we aim to design robust system-level behavior while reducing the complexity of the individual modules to a minimum. |
mannus schomaker ; Johannes Overvelde ; Sergio Picella; |
134 | Selective and Collective Actuation in Active Solids Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Making use of centimetric self-propelled particles, we construct the first experimental model system of active elastic material, and study its emerging behaviors in various mechanical conditions. |
Paul Baconnier ; Dor Shohat ; Claudio Hernandèz ; Corentin Coulais ; Vincent Démery ; Gustavo Düring ; Olivier Dauchot; |
135 | When Soft Crystals Defy Newton’s Third Law: Non-reciprocal Mechanics and Dislocation Motility Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: The effective interactions between the constituents of driven and active soft matter are able to bypass the constraints imposed by Newton’s third law. This phenomenon is … |
Alexis Poncet ; Denis Bartolo; |
136 | The Usefulness of Quantum Concepts in Soft Matter: Quasiparticles, Flat Bands, and The Melting of Hydrodynamic Crystals Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we will use quasiparticles to examine the collective behavior of a classical system of hydrodynamically interacting particles in two dimensions. |
Tsvi Tlusty ; Hyuk Kyu Pak ; Imran Saeed; |
137 | Multi-functional Soft Robotic Structure Via Combination of Origami and Kirigami Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we present a highly deformable structure by operating both folds (origami) and cuts (kirigami) on a two-dimensional tessellated sheet. |
Ganguk Lee ; Ho-Young Kim; |
138 | Training Capacity of Viscoelastic Materials and Failure Through A Dynamical Transition Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Our work explains how the presence of an exotic critical point affects the convergence of training, and may be relevant to understanding learning in physical systems. |
Daniel Hexner; |
139 | Irreversible Deformation of Architected Structures Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we introduce the use of irreversible plastic deformation as a means to hold the target shape. |
Victor Charpentier ; Stephane Bourgeois ; Joel Marthelot; |
140 | Fabric Based Flexible Gripper Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We focus on V-shaped tubes with sharp corners that deform so that the initial angle between the arms decreases upon inflation, acting as a hinge-like mechanism. |
Joel Marthelot ; Ignacio Andrade-Silva; |
141 | Magnetic Handshake Polymers with Designable Properties Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: By controlling the bending energy between adjacent panels of these systems, we can understand the physical shape of a strand, predict its persistence length behavior, and even gain selective control of the strands or get the strands to exhibit long range order via the addition of an external magnetic field. |
Hanyu Alice Zhang ; Chrisy Xiyu Du ; Tanner Pearson ; Conrad Smart ; Zexi Liang ; Michael Brenner ; Paul McEuen ; Itai Cohen; |
142 | Think Big: Overcoming Gravity in Large Scale Shape Morphing Structures Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we present preliminary results obtained in identifying strategies to overcome the aforementioned challenges. |
Lauren Dreier ; Trevor Jones ; Andrej Kosmrlj ; Pierre-Thomas Brun; |
143 | Micrometer-sized, Electrically Morphing Metamaterial-robots (MetaBots) Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we demonstrate electrically programmable, micrometer-sized metamaterial-based robots (MetaBots) that could form three-dimensional (3D) surfaces from two-dimensional patterns, cycle among different shapes, and locomote in a biocompatible solvent. |
Qingkun Liu ; Wei Wang ; Himani Sinhmar ; Itay Griniasty ; Michael Reynolds ; Hadas Kress-Gazit ; Paul McEuen ; Itai Cohen; |
144 | Shape Morphing from Instability and Frustration Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we present a new type of shape morphing method that can be achieved by the use of periodic structures. |
Xiaofei Guo ; Corentin Coulais; |
145 | Designing Oscillation Using Magnetic Handshake Materials Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we show how to achieve such multi-state oscillation in self-assembling structures made up of Magnetic Handshake Material building blocks. |
Chrisy Xiyu Du ; Ella King ; Paul McEuen ; Itai Cohen ; Michael Brenner; |
146 | Continuum Theory and Deformation Control in Origami Metamaterials Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Our approach, which we confirm in a variety of loading simulations, closes a gap between current theory and tangible origami sheet behavior, while also revealing rich new possibilities for the precise control of deformation via boundary actuation. |
Michael Czajkowski ; James McInerney ; Andrew Wu ; Zeb Rocklin; |
147 | Mapping Actuation Pathways in Morphing Origami Structures Via Graph Analysis Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we use stochastic search and gradient-based optimization to map out the stable states of the origami structure; and use minimum energy path methods to characterize the folding paths between states (i.e. actuation paths). |
Philip Buskohl ; Matthew Grasinger ; Andrew Gillman; |
148 | Global Inverse Design of Anisotropiclly Deforming Sheets Using Curve Defects Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Smooth solutions to the inverse design problem develop singularities within a finite distance, preventing them from covering as simple a surface as a sphere. |
Itay Griniasty ; James Sethna ; Itai Cohen; |
149 | Topology Mechanics in Axially Periodic Trusses Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, we discuss how such trusses can be programmed to exhibit topologically protected boundary and interface ZMs and states of self stress (SSSs), which might be used to amplify mechanical response or localize stress, when the number of constraints matches the number of degrees of freedom. |
James McInerney ; Xiaoming Mao; |
150 | Light-driven Liquid Crystal Elastomer Kirigami: Fluttering with Splay and Topology Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In the spirit of kirigami (the japanese art of cutting paper), we investigate samples custom-cut to specific geometries and their corresponding out-of-plane actuation driven by light. |
Vianney Gimenez-Pinto ; Juan Chen ; Jinghua Jiang ; Chenhui Peng; |
151 | Role of Backbone Versus Catechol Hydrophobicity in Removing Interfacial Water Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we perform molecular dynamics simulations of catechol based underwater adhesives on self-assembled monolayers and metal oxide surfaces. |
Abdol Hadi Mokarizadeh ; Nityanshu Kumar ; Abraham Joy ; Ali Dhinojwala ; Mesfin Tsige; |
152 | Soft, Coarse-grained Modelling of Self-assembling Polymer Ink Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We model the experimental technique of printing nano-meter-sized polymer droplets onto a prefabricated substrate to direct and validate the efforts of our experimental collaborators. |
Ludwig Schneider ; Juan De Pablo; |
153 | Multi-functional Fin Texture Controlled By Dynamic Elastocapillary Effect Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We design reconfigurable surface textures consisting of fins with polymorphic self-assembly mode shapes controlled by dynamic fluid drainage. |
Yun Seong Kim ; Jonghyun Ha ; Jonghyun Hwang ; Sze Chai Leung ; Sameh Tawfick; |
154 | Elastocapillarity and Swelling of Cooked Pasta Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Considering the diffusion dynamics within the pasta, we developed the theoretical model that treats the pasta as a hard core-soft shell structure to predict the stick length at various cooking times, which is corroborated with experimental results. |
Jonghyun Hwang ; Jonghyun Ha ; Ryan Siu ; Yun Seong Kim ; Sameh Tawfick; |
155 | Critical Packing Density of Water-Mediated Nonstick Self-Assembled Monolayer Coatings Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we study how would the water-mediated SAM-calcite interactions change with different SAM coating densities. |
Hsieh Chen; |
156 | Attractive Forces Slow Contact Formation Between The Deformable Bodies Underwater Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We find the exponential rate of water evacuation from hydrophobic–hydrophobic (adhesive) surfaces is 3 orders of magnitude smaller than that from hydrophobic–hydrophilic (non-adhesive) contact. |
Mengyue Sun ; Nityanshu Kumar ; Ali Dhinojwala ; Hunter King; |
157 | A Modular 90° Test Configuration for Measuring Tape Adhesion on Immovable Substrates Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We have performed tape rate (0.05-10.0 mm/s) and width (6.35-25.40 mm) qualification experiments with transparent office tape to validate the methodology. |
Jared Gohl ; Trevor Thiele-Sardina ; Mitchell Rencheck ; Kendra Erk ; Chelsea Davis; |
158 | Elastocapillary Kirigami Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Within this framework, we classify the critical behaviour of linear-cut kirigami over a fluid substrate with respect to symmetry considerations at the level of the unit cell. |
Marcelo A. Dias ; Souhayl Sadik; |
159 | Contact of Soft Solids on Rigid Substrates Mediated By Air Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Using direct imaging of the interface with sub-micron resolution in our experiments, and varying the impactor’s stiffness and geometry, we show how the progressing deformation front of the soft impactor can exceed the Rayleigh velocity of the impactor to fundamentally alter the contact dynamics. |
John Kolinski; |
160 | Delamination of Open Cylindrical Shells from Soft and Adhesive Winkler’s Foundation Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We investigate the equilibrium configuration of an open cylindrical shell with natural curvature κ and bending modulus B, that is adhered to a soft and adhesive foundation with stiffness K. |
Oz Oshri; |
161 | Multiscale Soft Surface Instabilities for Adhesion Enhancement Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we have demonstrated an easy and cheap method to create crease instabilities on ultra-soft PDMS (modulus ~ few kPa) by the constrained swelling in Toluene. |
VAISAKH M ; Qin Xu ; Ho Yi Lydia Mak ; Nishan Gurung; |
162 | SURFACE GRAFTED POLY(IONIC LIQUID) THAT LUBRICATES IN BOTH NON-POLAR AND POLAR SOLVENTS Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Following a series of studies concerning the tribological characteristics of polyzwitterionic brushes [1-4], we show that 1- n-butyl-3-vinyl imidazolium bromide based poly(ionic liquids) (PIL) samples is able to reduce the interfacial friction by up to 66% and 42% in both non-polar (dodecane) and polar (water) solvents respectively [5]. |
Zhenyu Zhang ; David Burgess ; Nicole Rosik ; Peter Fryer ; Na Li ; Ian McRobbie ; Haining Zhang; |
163 | Soft Coring: How to Get A Clarinet Out of A Flute? Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Assembling contributions from fracture mechanics, large deformation theory and friction, we build a simple yet quantitative understanding of the observed shapes and dynamometrics. |
Frederic Lechenault ; Matteo Ciccotti; |
164 | Understanding Machine Learning Via Exactly Solvable Models Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, I will give examples of questions stemming from machine learning, models designed to answer them, and some extensions of the methods stemming from statistical physics of disordered systems to solve these models. |
Lenka Zdeborova; |
165 | Effective Theory of Deep Neural Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: The goal of this talk is to provide a blueprint for theoretically analyzing these large models from first principles. |
Sho Yaida; |
166 | Information Bottleneck Approaches to Representation Learning Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose the Decodable Information Bottleneck (DIB) that considers information retention and compression from the perspective of a desired predictive family. |
David Schwab; |
167 | Towards General and Robust Deep Learning at Scale Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, I will provide a brief overview of our recent efforts towards making AI more broad (i.e., general/versatile) and more robust, focusing on continual learning, invariance and adversarial robustness. |
Irina Rish; |
168 | Dynamics of Deep Learning: Landscape-dependent Noise, Inverse Einstein Relation, and Flat Minima Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, we discuss our recent work 1,2 on establishing a theoretical framework based on nonequilibrium statistical physics to understand the SGD learning dynamics, the loss function landscape, and their relationship. |
Yuhai Tu; |
169 | A Microscopic View of The Response of Disordered Polymer Solids to Deformation Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, I will describe two vignettes from my group’s work to understand how inhomogeneous polymer solids response to deformation. |
Robert Riggleman; |
170 | Recovering Dynamics and Material Properties in Chemically Specific Coarse-grain Models of Polymer Melts Using A Dissipative Potential Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Coarse-grain (CG) representations of polymeric materials aim to reduce computational effort, enabling simulations to reach pertinent length and time scales, while preserving some features, typically, either of the all-atom (AA) representation ("bottom-up" methods) or material properties ("top-down" methods). |
Lilian Johnson ; Frederick Phelan; |
171 | Atomistic Simulations of Polynorbornenes: The Effect of Stereochemistry Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Herein we develop force-field descriptions of polynorbornene oligomers based on classical forcefields and density functional theory calculations. |
Nobahar Shahidi ; Jeffrey Laub ; Konstantinos Vogiatzis ; Manolis Doxastakis; |
172 | Probing The Equilibrium Adsorption Morphologies of Surfactants at Metal-Water Interfaces Using A Novel Free Energy Sampling Methodology in Molecular Simulations Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, I will discuss a new umbrella sampling-based simulation methodology that our research group has developed that allows the study of these high-density morphologies. |
Sumit Sharma ; Himanshu Singh; |
173 | Machine Learning Potentials for Amorphous Oxides Modeling and Simulations Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we demonstrate a ML potential for zirconia-doped amorphous tantala based on spectral neighbor analysis potential (SNAP), which allows us to model the amorphous LIGO mirror coatings. |
Jun Jiang ; Alec Mishkin ; Rui Zhang ; Hai-Ping Cheng; |
174 | Sub-lattice Melting in Amorphous Tantala Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We use molecular dynamics to investigate amorphous tantala and doped tantala. |
Rui Zhang ; Jun Jiang ; Alec Mishkin ; Hai-Ping Cheng; |
175 | Atomistic Simulations of Mechanical Loss in Amorphous Silicon Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To gain insight into the atomistic mechanisms of internal friction, we explore the potential energy landscape of amorphous silicon, a paradigmatic amorphous coating material, with molecular simulations. |
Daniel Wong ; Joerg Rottler; |
176 | Transient Nature of Fast Relaxation in Metallic Glass Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Our work demonstrates that NCL is due to transient and varying groups of atoms that participate in the relaxation rather than a specific, single group of atoms causing NCL throughout the simulation. |
Leo Zella ; Takeshi Egami ; Jaeyun Moon ; David Keffer; |
177 | Space-Time Cluster Analysis of An Aging Athermal System Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We analyze the space-time structure of athermal aging. |
Katharina Vollmayr-Lee ; Rituparno Mandal ; Peter Sollich; |
178 | Estimation of The Equilibrium Free Energy for Glasses Using The Jarzynski Equality Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We present numerical simulations showing that, in contrast, plausible free-energy estimates of a Kob–Andersen glass can be obtained using the Jarzynski relation. |
H. Vinutha ; Daan Frenkel; |
179 | Counting and Characterizing The Catchment Regions of Jammed Packings Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Because the landscape is far too large to exhaustively sample we instead characterize it by a direct measurement of the catchment regions found within randomly chosen small volumes of the landscape. |
Valerie Beale ; Eric Corwin; |
180 | Hyperuniformity of Wigner Glasses Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we devise a class of hyperuniform liquids with long-range interactions. |
Erdal Oğuz ; Haim Diamant; |
181 | Understanding Degeneracy of Two-point Correlation Functions Via Debye Random Media Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we consider three different classes of DRM. |
Murray Skolnick ; Salvatore Torquato; |
182 | Yielding and Shear Banding of Amorphous Materials Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We address these questions by studying the yielding of slowly sheared amorphous materials, within minimal mesoscopic models. |
Suzanne Fielding; |
183 | Thermal Effects and Scaling Theory for The Yielding Transition in Amorphous Solids Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We principally study the distribution of weak sites p(x) and the scaling of the avalanche size distributions p(s) and develop a mean-field scaling theory for these distributions based on a random-walker description. |
Daniel Korchinski ; Joerg Rottler; |
184 | Models for Yielding in Amorphous Solids Under Cyclic Shear Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Including the possibility of activated escape from absorbing states leads to a unique determination of the yield strain, and suggests an appealing approach to understanding fatigue failure. |
Srikanth Sastry ; Muhittin Mungan; |
185 | Plasticity in Amorphous Solids Is Mediated By Topological Defects in The Displacement Field Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In contrast, here we show that the topological defects which correlate with plastic instability can be identified, not in the static structure of the glass, but rather in the nonaffine displacement field under deformation. |
MATTEO BAGGIOLI; |
186 | Structural Change, Plasticity and Avalanches in Cyclically Sheared Silica Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we show that silica as a prototypical strong glass former under athermal quasi static cyclic deformation exhibits nontrivial plastic rearrangements. |
Srikanth Sastry ; Himangsu Bhaumik ; Giuseppe Foffi; |
187 | Jamming Transition of Sheared Athermal System With Pins Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We will present preliminary results on the influence of the jamming transition due to a shear and the addition of non-moving "pins". |
Katharina Vollmayr-Lee ; Michael Bolish ; AKM Sadman Mahmud ; Amy Graves ; Cacey Bester ; Brian Utter; |
188 | Characterization of Non-affine Displacement Fields of Amorphous Solids in Three Dimensions Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We showed that quadrupolar displacement fields are most frequently observed and these are generated by pure shear defects of single Delaunay triangles. |
Jinpeng Fan ; Weiwei Jin ; Amit Datye ; Udo Schwarz ; Mark Shattuck ; Corey O’Hern; |
189 | Using Delaunay Triangularization to Characterize Non-affine Displacement Fields During Athermal, Quasistatic Deformation of Amorphous Solids Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We investigate the non-affine displacement fields that occur in two-dimensional Lennard-Jones models of metallic glasses subjected to athermal, quasistatic simple shear (AQS). |
Weiwei Jin ; Amit Datye ; Udo Schwarz ; Mark Shattuck ; Corey O’Hern; |
190 | A Theory of Supercooled-liquid Dynamics Based on Machine-learned Softness Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We describe a class of stochastic models which can incorporate these measurements, and show how time-reversal symmetry places strong restrictions on the parameters of the model. |
Sean Ridout ; Andrea Liu; |
191 | Markov State Model for Exploring The Long-time Dynamics of Glass Formers Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We construct a two-state MSM of a binary Lennard-Jones mixture using Graph Dynamical Neural Networks in combination with the Variational Principle for Markov Processes. |
Joerg Rottler ; Siavash Soltani ; Chad Sinclair; |
192 | Dear or Alive: Distinguishing Active from Passive Particles Using Supervised Learning Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work we employ a supervised learning approach to study glassy mixtures that are composed of active and passive Brownian particles. |
Liesbeth Janssen; |
193 | A Spectral Framework for Analyzing Transitions to Systemic Conflict in Signed Sociopolitical Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We consider signed networks representing cooperation and conflict within a system of armed political actors such as nations or insurgent groups. |
Michael Gabbay ; Megan Morrison; |
194 | Exposure Predicts Learning of Complex Networks By Random Walks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we introduce a new metric of exposure that predicts learning of nodes and edges across several types of networks, including weighted and temporal, and show that edge learning follows a universal trajectory across many orders of magnitude of exposure. |
Andrei Klishin ; Danielle Bassett; |
195 | Building Cyber-Resilient Road Transport Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We investigate a broad range of representative scenarios of road-infrastructure related cyber-attacks. |
Skanda Vivek; |
196 | Optimal Community Detection in Weighted Directed Networks Using Voronoi Diagrams Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: The authors of this study developed a novel algorithm for community detection on weighted and directed networks based on Voronoi diagrams. |
Botond Molnár ; Beáta-Ildikó Márton ; Szabolcs Horváth ; Mária Ercsey-Ravasz; |
197 | Prediction of Citation Accrual from Editorial Highlights Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In a proof-of-concept study [1,2], we observed that highlighting identifies a citation advantage that is stratified according to the degree of vetting for importance during peer review. |
Manolis Antonoyiannakis; |
198 | Sequential Breakage Generates Universality Lognormal Distributions of Per Capita GDP Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We observe that these distributions are near universal after suitable rescaling to account for population and GDP growth. |
Charles Weng ; Cathy Zhang ; Xinyue(Yolanda) Zhu ; Harold Hastings ; Tai Young-Taft; |
199 | Self-assembly of Geometric Structures in Exponential Random Graphs Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We introduce simple modifications to the standard ERGMs that successfully produce graph ensembles with finite mean degree and macroscopic numbers of triangles or squares, providing a qualitative improvement of the Strauss model. |
Pawat Akara-pipattana ; Thiparat Chotibut ; Oleg Evnin; |
200 | Dulmage-Mendelsohn Percolation: Geometry of Maximally-packed Dimer Models and Topologically-protected Zero Modes on Diluted Bipartite Lattices Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This motivates our large-scale computational study of the Dulmage-Mendelsohn decomposition of site-diluted bipartite lattices in two and three dimensions. |
Ritesh Bhola ; Md Mursalin Islam ; Sounak Biswas ; Kedar Damle; |
201 | A Geometric Conjecture About Phase Transitions Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This work instead investigates whether changes to the configuration space geometry are more directly related to the onset of a phase transition. |
Ozan Ericok ; Jeremy Mason; |
202 | Statistics of Complex Wigner Time Delays As A Counter of S-matrix Poles: Theory and Experiment Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We study the statistical properties of the complex generalization of Wigner time delay τ W for sub-unitary wave chaotic scattering systems. |
Lei Chen ; Yan Fyodorov ; Steven Anlage; |
203 | A Mechanistic Explanation for The Emergence of Laplacian Growth Rates in Complex Systems Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we present a mechanistic explanation for this universal phenomenon. |
Huixin Zhang ; Sean Corneilus; |
204 | Three-state Majority-vote Model on Small-world Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we study the opinion dynamics of the three-state majority-vote model on small-world networks of social interactions. |
Andre M. Vilela ; Bernardo Zubillaga ; Minggang Wang ; Ruijin Du ; Gaogao Dong ; H Stanley; |
205 | Statistical Mechanics of Residential Segregation Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we demonstrate how traditional demographic approaches, which aim to measure the amount of segregation, are encompassed in statistical mechanics. |
Boris Barron ; Yunus Kinkhabwala ; Chris Hess ; Matthew Hall ; Itai Cohen ; Tomas Arias; |
206 | Two-dimensional Wave Scattering from A Cylindrical Obstacle in An Incompressible Pre-stressed Nonlinear Elastic Media Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We develop a series expansion approach to the scattering coefficients of transverse elastic waves from a cylindrical obstacle as they propagate through an incompressible pre-stressed nonlinear elastic material. |
Claudio Falcon ; Miguel Letelier; |
207 | Numerical Study of Shear-history Memory in Slowly Compressed Granular Media Made of Soft, Frictional Grains Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We use standard DEM simulation methods to study shear-history memory in granular media in a different situation, applying time-dependent shear as a perturbation to slow compression of the medium linear in time. |
Donald Candela; |
208 | Quantifying Rearrangement Statistics, Correlations, and Contributions to Macroscopic Strain in 3D Granular Materials Using X-ray Measurements Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we examine in-situ X-ray measurements of particle-resolved structure and stress in quasi-statically deforming granular materials in various geometries to study the statistics of rearrangements, their length scales, their correlations with structure and stress, and their contribution to macroscopic strain. |
Ryan Hurley ; Chongpu Zhai ; Eric Herbold ; Stephen Hall ; Nahuel Albayrak ; Jonas Engqvist ; Jonathan Wright ; Marta Majkut; |
209 | Force Chains in 3D Granular Media Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we introduce a new experimental technique, which integrates photoelasticimetry into tomography, to observe the evolution of 3D force chains under isotropic compression, triaxial shear and rotary shear. |
Wei Li ; Ruben Juanes; |
210 | Stickiness in Granular and Related Soft Solids Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: I will discuss three ways in which even a small amount of stickiness dramatically alters the properties of the jammed solids, compared to their repulsive counterparts. |
Brian Tighe; |
211 | Strongly Protocol-dependent Jamming of Frictional Cohesive Grains Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Using molecular dynamics simulations, we examine how the structure of marginally jammed systems of grains with varying degrees of friction and cohesion depends on the protocol with which these systems are prepared. |
Robert Hoy ; Kai Nan; |
212 | Sheared, Not Shaken: Contact Numbers Are History Dependent Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we present measurements of sphere packing prepared by gyratory shear, a method which avoids the formation of shear bands. |
Matthias Schroeter ; Sagar Chaudhary; |
213 | Ultra-stable Shear Jammed Granular Material Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We report experiments that demostrate the existence of unexpected, nearly elastic states in a shear-jammed granular material. |
Yiqiu Zhao ; Yuchen Zhao ; Dong Wang ; Hu Zheng ; Bulbul Chakraborty ; Joshua Socolar; |
214 | Large-scale Granular Packings of Power-law-distributed Polydisperse Spheres Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We employ a newly developed neighbor binning algorithm, implemented in LAMMPS, to efficiently generate multi-million particle granular packings of power-law-distributed spheres with largest-to-smallest diameter ratios of 50 and larger. |
Joseph Monti ; Joel Clemmer ; Ishan Srivastava ; Leo Silbert ; Jeremy Lechman ; Gary Grest; |
215 | Influence of Friction on The Dynamics of Sheared Granular Materials Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We find that increasing friction gives rise to a liquid-solid-liquid transition in the translational mean squared displacement and at the same time a diffusion-ballistics-diffusion transition in the rotational dynamics. |
Qinghao Mao ; Yujie Wang ; Walter Kob; |
216 | The Odd Weight of Grains: Anomalous Janssen Effect in Narrow Granular Columns Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we present an experimental study addressing the mechanical behavior of static granular packings confined within a narrow vertical column: by reproducing the classical experiment designed by Janssen in 1895 but using narrower columns, we observe a reverse Janssen effect whereby the fraction of the weight supported by the base overcomes one. |
Ramon Planet ; Caleb Anderson ; Iker Zamorano ; Bernat Argelich ; Alberto Fernandez-Nieves; |
217 | Haptic Detection of Obstacles in Granular Media Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we explore a strategy for detecting obstacles in GM by measuring the changes in reaction force experienced by intruders as they move near an obstacle. |
Shivam Chopra ; Drago Vasile ; Michael Tolley ; Nick Gravish; |
218 | Electrostatic Interactions Between Rough Dielectric Particles: Implications for The Lunar Dust Problem Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We present the results of a study investigating the electrostatic interactions between rough particles. |
Matt Gorman ; Rui Ni; |
219 | Robotic Folding of Sheets with A Mechanics-based Approach Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We report a mechanics-based approach for automatic folding of elastic sheets, e.g., rectangular towel. |
Mohammad Khalid Jawed ; Dezhong Tong; |
220 | Bottom-up Synthetic Embryology for Understanding Early Human Development Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, I will describe our effort in using human pluripotent stem cells (hPSCs) to develop tractable experimental models of the peri-implantation embryonic development and neurulation. |
Jianping Fu; |
221 | Large-scale Cortex-core Structure Formation in Brain Organoids Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: Brain organoids recapitulate a number of brain properties, including neuronal diversity. However, do they recapitulate brain shape? Using a hydrodynamic description for cell … |
Ahmad Borzou ; J. Schwarz ; J. Schwarz; |
222 | A Morphogenetic Action Principle for Thin Tissues and The Origins of Anisotropic Growth Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose that nature settles on the ‘simplest’ growth patterns. |
Dillon Cislo ; Boris Shraiman; |
223 | Epithelial Tissue As A Self-sculpting, Viscoelastic Slab Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: With the importance of the third dimension in mind, we have developed a self-sculpting, three-dimensional model of epithelia whose dynamics are driven by active forces on its surface. |
XinXin Du ; Michael Shelley; |
224 | In Morphogenesis Tissue Geometry Controls Cellular Morphology Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we develop a statistical mechanics framework that considers the random migration and stochastic morphological change in cells while satisfying homeostatic condition and demonstrate, by theoretical predictions and experimental validations, that the geometrical constraints imposed by the mould is the primary factor that determines cell morphology, specifically the cell orientational ordering. |
Shuvrangsu Das ; Juan Alberto Panadero Pérez ; Jamie Concannon ; Patrick McGarry ; Vikram Deshpande; |
225 | Butterfly Scale Morphogenesis: Wrinkling on The Micron Scale Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk I will present recent measurements of in-vivo butterfly scale development exhibiting wrinkling. |
Jan Totz ; Anthony McDougal ; Mathias Kolle; |
226 | Mechanical Mechanisms That Contribute to Left-right Asymmetry During The Development of The Zebrafish Embryo Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we perform specific perturbations to alter the drag forces and test this hypothesis directly. |
Paula Sanematsu ; Emma Retzlaff ; Debadrita Pal ; Michael Bates ; Heidi Hehnly ; Jeffrey Amack ; Lisa Manning; |
227 | Active Nematic Defects and Epithelial Morphogenesis Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Inspired by recent experiments that highlight the role of nematic defects in the morphogenesis of epithelial tissues, we develop a minimal framework to study the dynamics of an active curved surface driven by its nematic texture. |
Farzan Vafa ; L Mahadevan; |
228 | Physical Limits on Size Precision in Growing Organs and Cells Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To address this question theoretically, we investigate fundamental physical limits on setting the size of growing organs. |
Daniel McCusker ; David Lubensky; |
229 | Improved Solid Mechanic Model of Aortic Dissection Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We create a more realistic model of aortic dissection progression via a semiautomatic segmentation and meshing workflow, followed by separation of the complex surfaces of the true and false lumens as well as the flap geometry. |
Sanjeev Dhara ; Nabeel Rasheed ; Kameel Khabaz ; Nhung Nguyen ; Kathleen Cao ; Cheong Jun Lee ; Ross Milner ; Luka Pocivavsek; |
230 | A Growth-Based Computational Model of Aortic Dissection Morphogenesis Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We used a finite element analysis (FEA) computational model of the aorta’s complex geometry and anisotropic fiber composition (with the Ogden-Gasser-Holzapfel constitutive model) that incorporates pressurization and growth to predict shape change of aortic dissections over time. |
Kameel Khabaz ; Luka Pocivavsek ; Nhung Nguyen ; Janet Kang ; Seth Sankary ; Kathleen Cao ; Gordon Kindlmann ; Ross Milner; |
231 | Surface Geometry Analysis of Pathological Aortas for Endovascular Aortic Repair Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: The goal of this project is to compare the surface geometry, specifically the curvedness and shape index of aortas that demonstrated successful remodeling after EVAR and aortas with persistent Type 1A endoleaks. |
Junsung Kim ; Alyssa Varsanik ; Blessing Nnate ; Kameel Khabaz ; Nhung Nguyen ; Luka Pocivavsek; |
232 | A Case Study to Predict Endoleaks with Aortic Geometry Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To treat this condition, physicians use an endovascular aortic repair (EVAR) technique to implant a stent in the affected region. |
Blessing Nnate; |
233 | Collective Dynamics on Networks: Synchrony, Disorder, and Chimeras Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, I will explore two extensions of this paradigm: 1) What happens when the components are allowed to be different? |
Yuanzhao Zhang ; Adilson Motter ; Vito Latora; |
234 | Tension-Controlled Collective Dynamics in Active Solids Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we show how mechanical tension can serve as a general mechanism for switching between different collective dynamics in active solids. |
Paul Baconnier ; Dor Shohat ; Olivier Dauchot; |
235 | Direct Evaluation of Rare Events in Active Matter from Variational Path Sampling Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Using tools from trajectory reweighting and reinforcement learning, we have developed a novel numerical algorithm called Variational Path Sampling(VPS) that uses optimal control forces to directly generate uncorrelated reactive trajectories and compute exact rate estimates in arbitrary out-of-equilibrium systems. |
Avishek Das ; Benjamin Kuznets-Speck ; David Limmer; |
236 | Energy Diffusion and Prethermalization in Chaotic Billiards Under Rapid Periodic Driving Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, I will discuss energy absorption for a chaotic billiard particle subject to a rapid, periodic driving force, with driving frequency ω. |
Wade Hodson; |
237 | Boosting Engine Performance with Bose-Einstein Condensation Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We explore the performance of an endoreversible Otto cycle operating with a harmonically confined Bose gas as the working medium. |
Nathan Myers ; Francisco Peña ; Oscar Negrete ; Patricio Vargas ; Gabriele De Chiara ; Sebastian Deffner; |
238 | Developmentally-driven Self-assembly and Dynamics of Living Chiral Crystals Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Our work shows how autonomous morphological development at the single-embryo level can control emergent collective nonequilibrium dynamics and symmetry breaking at the macroscale. |
Tzer Han Tan ; Alexander Mietke ; Junang Li ; Yuchao Chen ; Hugh Higinbotham ; Peter Foster ; Shreyas Gokhale ; Jorn Dunkel ; Nikta Fakhri; |
239 | Better Bending Measures for Plates and Shells Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We present new kinematic bending measures and quadratic energies for isotropic elastic plates and shells, with certain desirable features not present in commonly employed models in soft matter. |
Eduardo Vitral ; James Hanna; |
240 | Heineman Prize (2022): Antti Kupiainen Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: TBD … |
Antti Kupiainen; |
241 | Irwin Oppenheim Award (2022): Physical Limits to Biological Sensing Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: I will discuss this history and describe some of our own work deriving and testing new physical bounds to sensory precision, including collective sensing by groups of cells and self-guided flow sensing by cancer cells. |
Andrew Mugler; |
242 | Influences of "Bonded" and "Unbonded" Monomers on Glass Transition Temperatures in Amorphous Polymer/POSS Composites Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this presentation, further implications about the different POSS composites will be discussed. |
Reika Katsumata ; Walter Young; |
243 | Additive Size Controls The Temperature-Dependence of Relaxation in Bulk Polymers Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We consider two scenarios for the interactions between the additive and polymer. |
Thomas McKenzie-Smith; |
244 | Dynamic Mechanical Behaviors of Nacre-Inspired Graphene-Polymer Nanocomposites Depending on Internal Nanostructures Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This study investigates the dynamic mechanical behaviors of nacre-inspired layered nanocomposite films using a model system that comprises alternating multi-layer graphene (MLG) and polymethyl methacrylate (PMMA) phases. |
Zhaoxu Meng ; Cho-Chun Chiang ; Jane Breslin ; Zhangke Yang; |
245 | Deformation of Free-Standing Polymer Nanocomposite Thin Films Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We discuss combining bulge tests with laser scanning confocal microscopy to obtain the 3D profile of bulged films. |
Jelani Hannah; |
246 | Particle Dynamics and Rheology of Polymer-Grafted Nanoparticle Composites with Chemical Heterogeneities Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We investigate the effect of chemical heterogeneities and architectures of interfacial chains on mechanical properties of polymer nanocomposites. |
Di Wu ; Pinar Akcora; |
247 | The Transition to Linear-nonlinear Dichotomy in Rheological Responses Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We found there is a transition to linear-nonlinear dichotomy in the theological responses of these materials at a critical polymer concentration, which is insensitive to strain amplitude, G’/G’0, and filler loading, but very sensitive to the particle size. |
Xiaorong Wang; |
248 | Dispersion of Modified Fumed Silica in Elastomeric Nanocomposites Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In the present study, flame synthesized fumed silica with sufficient surface carbon monolayers mitigate the charge repulsion due to silanol moieties, removing aggregate correlations . |
Ugochukwu Okoli ; Kabir Rishi ; Greg Beaucage ; Hendrik Kammler ; Alex McGlasson ; Michael Chauby ; Vishak Narayanan ; James Grammens; |
249 | Mechanical Dissipation in Polymer-Grafted Nanoparticle Assemblies Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Herein, we will discuss recent experiments and simulations to understand the impact of PGN design on entanglements among adjacent neighbors, and the subsequent impact on plasticity and failure at low and extreme deformation rates. |
Richard Vaia; |
250 | Nanostructure Heterogeneity and The Excess Free Volumes in Polymer-grafted Nanoparticle Membranes Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Based on these, we present remarkable correlated trends between the standard deviations of these nanostructure distributions and gas permeability enhancements. |
Sophia Chan ; Masafumi Fukuto ; Kevin Yager ; Marcus Noack ; Guillaume Freychet ; Yucheng Huang ; Brian Benicewicz ; Sanat Kumar; |
251 | Molecular Weight Dispersity As Design Parameter to Enable Brush Particle Hybrid Materials with Enhanced Fracture Toughness and Inorganic Content Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This contribution will present brush chain dispersity as a viable ‘design parameter’ that enables the mutual enhancement of Young’s modulus and fracture toughness, while also facilitating increased inorganic loading. |
Ayesha Abdullah ; Jaejun Lee ; Yuqi Zhao ; Zongyu Wang ; Michael Bockstaller; |
252 | Strain Energy Density Based Effective Potential for Polymer Grafted Spherical Nanoparticles Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To overcome this issue, we have developed a strategy to convert the strain energy density obtained from coarse-grained molecular dynamics (CG-MD) simulations to the form of an effective interparticle potential. |
Subhadeep Pal ; Sinan Keten; |
253 | Role of Solvent-quality in The Processing of Polymer Nanocomposites on Their Microstructure and Rheological Properties Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we propose a simple strategy to control the microstructures of NPs by adding additional solvents with different solvent quality (good/poor) to the initial theta solvent. |
Tae Yeon Kong ; So Youn Kim; |
254 | Superdiffusive Thermal Transport in Polymer-grafted Spherical Nanoparticle Melts Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We use a thermal bridge method to measure the thermal conductivity κ in densely packed polymer-grafted spherical nanoparticle (GNP) membranes as a function of the polymer degree of polymerization , N, at fixed grafting density and NP size (radius 8 nm). |
Bohai Liu ; Mayank Jhalaria ; Sanat Kumar ; Xiangfan Xu ; George Fytas; |
255 | Polymers in Two-dimensional Bacterial Turbulence Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, we experimentally investigate the effects of polymer additives on the collective dynamics of swarming Serratia marcescens in quasi-2D liquid films. |
Ranjiangshang Ran ; David Gagnon ; Paulo Arratia; |
256 | Crossing and Non-crossing Dictates The Collective Swimming of Bacteria Under Two-dimensional Confinement Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We find that the emergent collective phase formed by bacteria has two different symmetries depending on the gap thickness of the Hele-Shaw cell. |
Dipanjan Ghosh ; Xiang Cheng; |
257 | Play. Pause. Rewind. Measuring Local Entropy Production and Extractable Work in Active Matter Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We introduce a local measure of entropy production and a numerical protocol to estimate it. |
Stefano Martiniani ; Buming Guo ; Sunghan Ro ; Aaron Shih ; Trung Phan ; Robert Austin ; Dov Levine ; Paul Chaikin; |
258 | Rheotaxis of E.Coli in Viscoelastic Shear Thinning Fluids Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Our study focuses on the description of E. coli’s rheotaxis in Carbomethylcellulose and Xantham Gum solutions. |
Bryan O Maldonado ; Quentin Brosseau ; Paulo Arratia; |
259 | Active Transport of Particles Within Biopolymer Solutions Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We integrated a standard optical microscope with a pair of coils, which can be used to create uniform magnetic field and field gradient. |
Wyatt Gage ; Ashis Mukhopadhyay; |
260 | Braiding Dynamics in Active Nematics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: In active matter systems, energy consumed at the small scale by individual agents gives rise to emergent flows at large scales. For 2D active nematic microtubule systems, these … |
Spencer Smith ; Kevin Mitchell ; Linda Hirst ; Dimitrius Khaladj ; Ruozhen Gong ; Zoe Boysen; |
261 | Confinement Effects on The Collective Behavior of Active Matter Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Using this method, we simulate dense active colloidal dispersions in strongly confined geometries and observe transitions in their collective behavior dependent on the interplay between the propulsion characteristics and the confinement. |
Ian Madden ; Erik Luijten; |
262 | Weakly Active Particles Near Boundaries: Towards Solving The Boundary Value Problem for Active Particles Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, we focus particularly on weakly active particles confined on a line and in a wedge-shaped region, and absorbing onto a sphere. |
Michael Wang; |
263 | Novel Dynamical Features of Chiral Active Particles in Crowded Lattices Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To this end, we perform particle-based simulations to investigate the transport properties of chiral active particles (CAPs) in a complex, crowded environment. |
Chung Wing Chan ; Rui Zhang; |
264 | Frustrating Active Flows Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Our work explains how the local strategies used by active flows to resolve geometrical frustration determine the large scale morphology of their flow fields. |
Amelie Chardac ; Camille Jorge ; Alexis Poncet ; Denis Bartolo; |
265 | Doi-Peliti Field Theory of Free Active Ornstein-Uhlenbeck Particles Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We derive a Doi-Peliti field theory for free active Ornstein-Uhlenbeck particles, or, equivalently, free inertial Brownian particles, and present a way to diagonalise the quadratic part of the action and calculate the propagator. |
Marius Bothe ; Gunnar Pruessner; |
266 | Active Nematic Obstacle Courses Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This talk will present our recent findings in channels with different obstacle configurations and imposed boundary conditions. |
Ryan Keogh ; Tyler Shendruk ; Sumesh Thampi ; Santhan Chandragiri ; Tapio Ala-Nissila; |
267 | Multiparticle Collision Dynamics Simulations of Squirmers in A Nematic Fluid Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Considering both nematodynamic effects (anisotropic viscosity and elasticity) and thermal fluctuations, in the present study, we couple the nematic MPCD algorithm with a molecular dynamics (MD) scheme for the squirmer. |
Shubhadeep Mandal ; Marco Mazza; |
268 | Spontaneous Rotation of Polar Active Particles in A Colloidal Suspension Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we demonstrate a generic active mechanism that leads to their spontaneous chiralization through a symmetry-breaking instability. |
Marco De Corato ; Ignacio Pagonabarraga ; Giovanniantonio Natale; |
269 | Kelvin-Helmholtz Instability in Two Dimensional Semi-bounded Active Yukawa Liquids Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In the present work, considering a two-dimensional semi-bounded cartesian domain, we systematically investigate the effect of activity, internal drives at the smallest scales of the system, on the growth, evolution, and saturation of KH instability, using Molecular Dynamics simulation[1], wherein a Yukawa liquid is used as a prototype. |
Soumen Karmakar ; Rajaraman Ganesh; |
270 | Memorizing Without Overfitting: Over-parameterization in Machine Learning, Physics and Biology Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this presentation, we analyze the generalization properties of two-layer neural networks to showcase some of the new, unaccounted-for behaviors that arise in these "over-parameterized" models that are not present in classic statistics. |
Jason Rocks; |
271 | When Are Neural Networks Kernel Learners? Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We demonstrate that this can indeed happen due to a phenomenon we term silent alignment, which requires that the NTK of a network evolves in eigenstructure while small in overall scale. |
Alexander Atanasov ; Blake Bordelon ; Cengiz Pehlevan; |
272 | Teaching A Material to Be Adaptive Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: Evolution in time-varying environments naturally leads to adaptable biological systems that can easily switch functionalities. Advances in the synthesis of … |
Martin Falk ; Jiayi Wu ; Vedant Sachdeva ; Sidney Nagel ; Arvind Murugan; |
273 | Information Theory of High Dimensional Linear Regression Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We consider randomized ridge regression in the thermodynamic limit where we send the numbers of model parameters and data points to infinity while fixing the ratio. |
Vudtiwat Ngampruetikorn ; David Schwab; |
274 | Learning Out of Equilibrium in Physical Systems Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Going beyond the critical learning rate, we find non-equilibrium learning oscillations but the network can still learn allosteric tasks at much greater rates. |
Menachem Stern ; Sam Dillavou ; Marc Miskin ; Douglas Durian ; Andrea Liu; |
275 | Learning Continuous Chaotic Attractors with A Reservoir Computer Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose a theoretical mechanism of this abstraction by combining ideas from differentiable generalized synchronization and feedback dynamics. |
Lindsay Smith ; Jason Kim ; Zhixin Lu ; Danielle Bassett; |
276 | Learning Nonequilibrium Control Forces to Characterize Dynamical Phase Transitions Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we propose a machine learning algorithm that samples rare trajectories and estimates the associated large deviation functions using a many-body control force by leveraging the flexible function representation provided by deep neural networks, importance sampling in trajectory space, and stochastic optimal control theory. |
Jiawei Yan ; Hugo Touchette ; Grant Rotskoff; |
277 | A Bayesian Approach to Hyperbolic Embeddings Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose a novel, physics based model of embedding uncertainty within this Bayesian framework which improves both performance and interpretability of the model. |
Anoop Praturu ; Tatyana Sharpee; |
278 | A Symbolic Systen That Synthesises An Internal Model of An Algebraic Theory of The Data and Prior Knowlwedge Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we propose an approach inspired in Model Theory that combines the mathematical transparency of symbolic systems with the ability to learn internal models with no use of optimization. |
Gonzalo de Polavieja; |
279 | Optimal Learning Despite A Hundred Distracting Directions Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We present results on principled choices of measure which avoid this issue, and lead to unbiased posteriors. |
Michael Abbott ; Benjamin Machta; |
280 | Memory, Prediction and Computation in The Kuramoto Model Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Our work offers an insight into the emergence of computation from the collective behaviors of large dynamical systems. |
Chanin Kumpeerakij ; David Schwab ; Thiparat Chotibut ; Vudtiwat Ngampruetikorn; |
281 | Friend or Foe: The Potential of Transposable Element Tuning Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose a model in which TnpB increases the efficiency of successful reinsertion of excised TEs. |
Davneet Kaur ; Thomas Kuhlman; |
282 | A Plasmid System with Tunable Copy Number Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we demonstrate two methods we’ve developed that allow for finely-tuned control of ColE1 plasmid copy number: a plasmid with an anhydrotetracycline-inducible copy number, and a massively parallel assay that is used to generate a continuous spectrum of ColE1-based copy number variants. |
Miles Rouches ; Louis Cortes ; Yasu Xu ; Guillaume Lambert; |
283 | Developing A Genetic Toggle Switch in Arabidopsis Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We used a forward engineering approach by first analyzing synthetically designed repressors in plant protoplasts[1]. |
Tessema Kassaw ; Wenlong Xu ; Christopher Zalewski ; Katherine Kiwimagi ; Ron Weiss ; Mauricio Antunes ; Ashok Prasad ; June Medford; |
284 | Noise and Tunability of A Programmable CRISPR Platform for Gene Network Regulation Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we adapted a negative-feedback synthetic gene circuit to precisely regulate the Cas13d effector expression. |
Yiming Wan ; Rafal Krzyszton ; Joseph Cohen ; Damiano Coraci ; Gabor Balazsi; |
285 | Factors That Affect The Bistability of Programmable CRISPR-based Toggle Switches in Escherichia Coli Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We found that by carefully matching promoter strength and the copy number of toggle swtich construct, we are able to see bistabilty in the cell. |
Yasu Xu; |
286 | Computational Investigation of Cell Shape Changes Driven By Actomyosin Contractility Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To overcome experimental limits and thus perform extensive parametric studies, we developed a novel agent-based model for a minimal cell-like structure comprised of discrete actomyosin cortex, osmotic pressure, and cell membrane simplified into a triangulated mesh. |
Fahmida Sultana Laboni ; Makito Miyazaki ; Taeyoon Kim; |
287 | Identification of Pathological Nodes in The Protein-protein Interaction Network Maps of Triple Negative Breast Cancer Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this study we analyzed PPI networks in Triple Negative Breast Cancer (TNBC) to delineate the hot-spot nodes and the related reactive protein interfaces. |
Nandakumar Yellapu; |
288 | CRISPR-mediated Imaging of Three-dimensional Genomic Loci in Live Cells Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we report an improved LiveFISH method that could target non-repetitive genomic loci of choice. |
Yanyu Zhu ; Mengting Han ; Xueqiu Lin ; Haifeng Wang ; Lei Stanley Qi; |
289 | Synthetic Biology Tools to Create Electroactive Biofilms Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To address this need, we have adapted several synthetic biology constructs to enable light-induced gene expression within the bacteria Shewanella oneidensis. |
James Boedicker; |
290 | AI-based Analysis of Microbial Ecological Dynamics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we develop an AI-based approach that can predict the conditional probability distribution of a quantitative function/behavior with a limited number of observations per input condition (initial composition and the environment factors). |
Shangying Wang ; Simone Bianco; |
291 | Dynamical Model for A Bistable Contractile Molecular Injection System Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Drawing from recent structural evidence for the conformation changes at the molecular level, we model this molecular machine using a simplified geometry of inextensible filaments inspired by chebyshev nets. |
Noah Toyonaga; |
292 | Inferring Gene Regulation from Static Snapshots of Gene Expression Variability Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We show how static population snapshots of gene expression reporters can be used to infer causal and dynamic properties of gene regulatory networks without using perturbations. |
Euan Joly-Smith ; Jerry Zitong Wang ; Fotini Papazotos ; Paige Allard ; Laurent Potvin-Trottier ; Andreas Hilfinger; |
293 | Probing Rare Events in Emergent Reaction Diffusion Processes Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk we will show how adapting Tensor networks to classical reaction-diffusion processes yields access to time-dependent joint distributions at system sizes that rival those of kinetic Monte-Carlo schemes such as the Gillespie algorithm but with high fidelity statistics. |
Schuyler Nicholson; |
294 | Field-theoretic Approach to Reaction-Diffusion Models Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: A mean-field theory is developed for the Gray-Scott and related reaction-diffusion models. |
Prashant Sharma; |
295 | A Unified Theoretical Framework for Describing Diffusion Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose a unified theoretical framework for describing diffusion that naturally incorporates free energy (e.g., Gibbs free energy) and phase diagram information to generate a self-consistent free energy functional. |
Andrew Li ; Andrew Li ; Leonid Miroshnik ; Brian Rummel ; Ganesh Balakrishnan ; Sang Han ; Talid Sinno; |
296 | Checkerboard Phase Dynamics in The Parallel Update Manna Model Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We find a novel checkerboard phase of a parallel update Manna sandpile model with a conserved number of particles on square lattice. |
Buming Guo ; Stefano Martiniani ; Paul Chaikin; |
297 | Tempered Fractional Brownian Motion on Finite Intervals Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we have investigated tempered fractional Brownian motion confined to a finite interval by reflecting walls. |
Zachary Miller Miller; |
298 | Continuous Modeling of Discontinuities in Anisotropic Rods Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This work presents a continuous description of discontinuities in anisotropic rods using the distributed Heaviside-like function. |
Tian Yu ; Francesco Marmo ; Sigrid Adriaenssens; |
299 | Wave Buckling of Thin Plates Under Non-uniform In-plane Loading Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we combine a theory, finite element simulations, and experiments to analyze the relationship between the non-uniform stress distribution and the shape of wave buckling. |
Hyunsu kwak ; Kanghyun Ki ; Junsik Kim ; Anna Lee; |
300 | Crumple Dynamics of Localized Elastic Excitations: Interactions, Patterns, and Mediation of Global Deformation Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We report a variety of elastic localization phenomena in experiments on bent sheets, with aspect ratio ranging from narrow strips to long plates, subject to lateral displacements that induce hysteretic and multi-stable buckling. |
Robert Hutton ; Eduardo Vitral ; Sam Riddle ; Tian Yu ; Eugenio Hamm ; James Hanna; |
301 | Wrinkling in Curved Films Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Through these, we experimentally investigate the means to control the appearance, amplitude, and wavelength of wrinkles that spontaneously form when a curved membrane is constrained by a flat fluid substrate, and how these properties change along the membrane. |
MEGHA EMERSE ; LUCAS GOEHRING; |
302 | Dynamic Wrinkling of Geometrically Templated Poly(vinyl Alcohol) Soap Films During Liquid-to-Solid Phase Transition Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This work may give insights to program patterns towards applications such as flexible electronics and biomedical devices. |
Yuchong Gao ; Eleni Katifori ; Shu Yang; |
303 | Experimental Measurement of Decay Length for Azimuthal Pressure Gradients in The Viscous Fingering Instability Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We find a difference in the fluid velocity between fluid flowing behind a finger protrusion and that behind the adjacent valley even far behind the interface. |
Savannah Gowen ; Thomas Videbaek ; Sidney Nagel; |
304 | Micro-Fluidic Model and Experiments for Blood Drops on A Hyper-hydrophilic, Rapid Solidification Device, InnovaStrip, for Fast, Accurate, Cheap, Comprehensive Small Volume Blood Diagnostics Using A SmartPhone App Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: Accurate Blood Diagnostics (BD) require 8-10 mL of blood per vial, expensive laboratories, and take days for results. Such large blood volumes lead to Hospital Acquired Anemia in … |
Arjun Sekar ; Aarush Thinakaran ; Wesley Peng ; Thilina Balasooriya ; Nikhil Suresh ; Aashi Gurijala ; Srivatsan Swaminathan ; Rianna Rane ; Ashwin Suresh ; Mohammed Sahal ; Robert Culbertson ; Eric Culbertson ; Nicole Herbots; |
305 | Physics of Gut Motility Impacts Absorption and Bacterial Growth Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We here study how the small intestine’s variety of contractility patterns impacts nutrient uptake and bacterial population. |
Agnese Codutti ; Karen Alim ; Jonas Cremer; |
306 | Modeling The Colloidal Physics of Life-essential Processes Biological Cells Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: I will report our findings in answer to this question, and demonstrate the general applicability of our "bio-colloidal" framework to other open questions in macromolecular and cellular biology, including the role of gel maturation in neurodegenerative disease inheritance. |
Roseanna Zia ; Drew Endy ; Akshay Maheshwari ; Emma del Carmen Gonzalez Gonzalez ; Alp Sunol; |
307 | Infinite Families of Fracton Fluids with Momentum Conservation Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We construct infinite families of new universality classes of fracton hydrodynamics with momen-tum conservation, both with multipole conservation laws and/or subsystem symmetry. |
Andrew Osborne ; Andrew Lucas; |
308 | Toward Statistical Mechanics of Deep Learning Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: I will present progress in the theory of Deep Learning, based on the statistical mechanics of weight space in the appropriate thermodynamic limit. |
Haim Sompolinsky ; Qianyi Li; |
309 | AI Pontryagin Or: How Artificial Neural Networks Learn to Control Dynamical Systems Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To overcome this outstanding challenge, we present AI Pontryagin, a versatile neural ordinary-differential-equation-based control framework that automatically learns control signals that steer high-dimensional dynamical systems towards a desired target state within a predefined amount of time. |
Lucas Boettcher ; Thomas Asikis ; Nino Antulov-Fantulin; |
310 | Probing The Theoretical and Computational Limits of Dissipative Design Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we derive a bound that relates the proximity to the chosen target with the dissipation associated with the external drive, showing that high-dimensional external control can guide systems towards target distribution but with an inevitable entropic cost. |
Shriram Chennakesavalu ; Grant Rotskoff; |
311 | The Role of Data in The Sloppiness of Deep Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We study how the dataset may be the cause of the anomalous generalization performance of deep networks. |
Pratik Chaudhari ; Rubing Yang ; Jialin Mao; |
312 | Statistical Mechanics of Kernel Regression and Wide Neural Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we study this problem for kernel regression, which, besides being a popular machine learning method, also describes infinitely overparameterized neural networks. |
Abdulkadir Canatar ; Blake Bordelon ; Cengiz Pehlevan; |
313 | Machine Learning in and Out of Equilibrium Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Our study uses a Fokker-Planck approach, adapted from statistical physics, to explore these parallels in a single, unified framework. |
Michael Hinczewski ; Shishir Adhikari ; Alkan Kabakcioglu ; Alexander Strang ; Deniz Yuret; |
314 | Can Artificial Intelligence "formulate" Quantum Mechanics? An Illustration for Planck’s Blackbody Radiation Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To assess this premise, we investigated whether DNN formalisms can really formulate the underlying physics, by using the example of black body radiation (BBR). |
Vishnu Shankar ; Sadasivan Shankar; |
315 | Non-Gaussian Effects in Finite Bayesian Neural Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we take two steps towards an understanding of non-Gaussian effects in finite BNNs. |
Jacob Zavatone-Veth ; Abdulkadir Canatar ; Benjamin Ruben ; Cengiz Pehlevan; |
316 | Equilibrium and Non-Equilibrium Regimes in The Learning of Restricted Boltzmann Machines Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we show that this mixing time plays a crucial role in the dynamics and stability of the trained model, and that RBMs operate in two well-defined regimes, namely equilibrium and out-of-equilibrium, depending on the interplay between this mixing time of the model and the number of steps, k, used to approximate the gradient. |
Aurélien Decelle ; Beatriz Seoane ; Cyril Furtlehner; |
317 | Long Range Memory in Deep Neural Networks’ Neural Activations Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we investigate several widely adopted deep learning models of different architectures, and look for the evidence of such long range memory effect in the neuron’s activations, when the model achieves the highest accuracy on benchmark datasets. |
Ling Feng ; Nicholas Jia Le Chong; |
318 | Identifying Symmetries in The Statistical Ensemble of Coarse-graining Rules Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work we study the information contained in this ensemble, and show how symmetries, broken and also emergent, can be identified. |
Doruk Efe Gokmen ; Zohar Ringel ; Sebastian Huber ; Maciej Koch-Janusz; |
319 | Exploring The Loss Landscape with Langevin Dynamics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Starting from a global minimum, we study the dynamics of SGD with added random noise that generate competition between diffusion and gradient descent. |
Théo Jules ; Yohai Bar-Sinai; |
320 | Learning Actions from Data Using Invertible Neural Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We here use invertible neural networks (INNs) trained in an unsupervised manner to describe data distributions. |
Claudia Merger ; Carsten Honerkamp ; Alexandre René ; Moritz Helias; |
321 | Distribution and Pressure of Active Levy Swimmers Under Confinement Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We introduce active Levy swimmers to model such behavior. |
(Edmond) Tingtao Zhou ; Mamikon Gulian ; Zhiwei Peng ; John Brady; |
322 | An Analytic Form of The Integrated Lennard-Jones Potential for Thin Rods Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: An analytic form has been derived using Ostrogradsky’s integration method for the integrated interaction between two rigid and thin rods of finite lengths and in arbitrary relative configurations in three-dimensional space, each treated as a line of material points interacting through the Lennard-Jones 12-6 potential. |
Junwen Wang ; Gary Seidel ; Shengfeng Cheng; |
323 | Mechanical Properties of Adipose Tissue Mediates Breast Cancer Invasion Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We model the adipocytes and cancer cells as deformable particles that can explicitly change their shape. |
Dong Wang ; John Treado ; Garrett Beeghly ; Francesco Arceri ; Michael Murrell ; Claudia Fischbach ; Mark Shattuck ; Corey O’Hern; |
324 | Active Mixing of Phase Separating Mixtures Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we examine a model for a mixture of two immiscible liquid crystals and show that endowing one of the components with activity suppresses phase separation, driving the mixture into micro phase separated or uniform states. |
Fernando Caballero ; Cristina Marchetti; |
325 | Kinetic Theory Modeling of Bacteria Diffusion and Chemotaxis Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Microscopically, the tumbling rate is controlled by the concentration of a protein whose production depends on the local values of the chemoattractant, responding with a characteristic time T. Here, we build a kinetic model for the chemotactic bacterial motion that includes the fluctuations of the protein concentration. |
Rodrigo Soto ; Andrea Villa; |
326 | From Nematic Defects to Polar Order: Polar Active Flow of Cytoskeletal Filaments Shaped By Nematic Defects Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Again, we observe the formation of polar patterns whose emergence is now a direct effect of passive defects. |
Alfredo Sciortino ; Lukas Neumann ; Chiao-Peng Hsu ; Alice De La Trobe Yu ; Andreas Bausch; |
327 | Nematic Vs. Hexatic Order in Epithelial Tissues: Which Is The Right One? Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we use a combination of in vitro experiments, numerical simulations and analytical work to identify the emergent order of epithelial tissues. |
Livio Nicola Carenza ; Josep-Maria Armengol ; Julia Eckert ; Dimitrios Krommydas ; Luca Giomi; |
328 | Active Hexanematics: A Paradigm for Epithelial Tissues Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Using cell-resolved numerical simulations and fluctuating hydrodynamics, we show that both nematic and hexatic order affect the collective behaviour of confluent epithelial layers, albeit at different length scales. |
Josep-Maria Armengol ; Livio Carenza ; Luca Giomi; |
329 | Autonomous Microfluidics and Active Flow Networks in Active Nematics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In long, straight microfluidic channels, we observe directional flows along one direction, selected by spontaneous symmetry breaking. |
Claire Doré ; Justine Laurent ; Jérôme Hardoüin ; Jordi Ignés-Mullol ; Francesc Sagués ; Teresa Lopez-Leon; |
330 | Dynamics of Active Defects Under Non-uniform Gaussian Curvature Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, biomimmetic structural units are created by coating ellipsoidal droplets of a smectic liquid crystal with a protein-based active cytoskeletal gel, thus obtaining core-shell structures. |
Teresa Lopez-Leon ; Martina Clairand ; Ali Mozaffari ; Jérôme Hardouin ; Rui Zhang ; Jordi Ignés-Mullol ; Francesc Sagues ; Juan De Pablo; |
331 | Light-induced 2D Micro-swimmers at The Nematic-isotropic Interface of A Thermotropic Liquid Crystal Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Therefore, we designed a novel LC-compatible system inspired by the structure of Paramecia. |
Antonio Tavera-Vazquez ; Danai Montalvan ; Noe Atzin ; Gustavo Perez Lemus ; Vinothan Manoharan ; Juan De Pablo; |
332 | Long-ranged Velocity Correlations in Dense Systems of Self-propelled Particles Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Previous work that examined amorphous solid-like active systems rationalized the origin of the velocity correlations in terms of the elasticity of the solid, and found that the velocity correlations grow with the square-root of the persistence time. |
Elijah Flenner ; Grzegorz Szamel; |
333 | Rheology of Entangled Active Polymer-Like T. Tubifex Worm Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose a new ‘active particle’ system in which the particles are in fact polymer-like. |
Antoine Deblais; |
334 | Thermodynamic Equilibrium Controls The Growth Rate of Out-of-equilibrium Myelin Figures Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We investigate the growth of isolated myelin figures from multilamellar vesicles (MLVs) of an anionic surfactant, sodium linear alkylbenzene sulfonate (NaLAS), formed spontaneously through a thermally induced phase transformation. |
sepideh khodaparast ; William Sharratt ; Joao Cabral; |
335 | Deformation Dynamics of Active Shells: Polar V Nematic Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This work thus clarifies the interaction of active defects and geometry and provides potentially new insight into morphogenesis. |
Ludwig Hoffmann ; Livio Carenza ; Luca Giomi; |
336 | Clogging of Soft Particles in 2D Hoppers Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We examine the clogging probability for particles flowing out as a function of the hopper exit width. |
Ran Tao ; Eric Weeks; |
337 | Simulations of Arch Formation in Hopper Flows of Soft Spherical Particles Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Understanding the mechanical properties of arches is necessary to develop a predictive model for the flow and clogging behavior of soft particles. |
Cameron Lerch ; Yuxuan Cheng ; John Treado ; Eric Weeks ; Mark Shattuck ; Corey O’Hern; |
338 | Impact of Particle Friction and Stiffness on Silo Discharge Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We proposed a phenomenological formulation based on the momentum balance that predicts the linear decrease of the flow rate with decreasing filling height for soft low-friction particles. |
Tivadar Pongó ; Viktória Stiga ; János Török ; Sára Lévay ; Ralf Stannarius ; Raúl Cruz Hidalgo ; Tamás Börzsönyi; |
339 | Flow and Clogging of Explicitly Deformable Particles Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We measure the clogging probability as a function of the orifice opening and particle stiffness, characterize the multi-particle structures that give rise to clogs, and correlate changes in particle shape to particle motion that relieves temporary clogs. |
Yuxuan Cheng ; John Treado ; Cameron Lerch ; Eric Weeks ; Mark Shattuck ; Corey O’Hern; |
340 | Silo Flow of Soft Particles in Varying Gravity Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We introduce a dimensionless combination of g, E, the density ( ρ), and radius ( r) of the spheres, which collapses these measurements. |
Abigail Tadlock ; Kerstin Nordstrom; |
341 | Stochastic Jetting and Dripping in Confined Soft Granular Flows Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We report new dynamical modes in confined soft granular flows, such as stochastic jetting and dripping, with no counterpart in continuum viscous fluids. |
Michał Bogdan ; Andrea Montessori ; Adriano Tiribocchi ; Fabio Bonaccorso ; Marco Lauricella ; Sauro Succi ; Jan Guzowski; |
342 | Printing of Soft-granular Threads and Clusters Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We use microfluidics to generate monodisperse emulsion droplets at high volume fraction (>80%) and extrude such droplets one-by-one using either external flow [1] or direct deposition (‘printing’) at a substrate. |
Jan Guzowski ; Jonathan Pullas Navarrete ; Ronald Terrazas Mallea; |
343 | Coiling and Buckling Instabilities in Moving Chains of Droplets Impacting An Interface Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: We produce a chain of microscopic monodisperse droplets in an aqueous bath, which rises due to the buoyancy of the droplets. There is an attractive interaction between the … |
Carmen Lee ; Kari Dalnoki-Veress; |
344 | Creeping Through A Rigidity Transition in Packings of Soft Spheres Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We find power law creep sinking behavior, with diffusive dynamics. |
Joshua Dijksman ; Tom Mullin; |
345 | Effects of Polydispersity on The Nonaffine Behaviors of Dense 2D Granular Systems Under Shear Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We study simulations of highly polydisperse emulsions under shear flow where the largest droplet diameters being as much as ten times the smallest diameters. |
Yonglun Jiang ; Eric Weeks; |
346 | Stick-slip Dynamics of An Intruder Pulled Through Granular Matter Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We will discuss how these networks evolve during stick-slip dynamics for the granular systems of disks and pentagons, with focus on the correlation between the dynamics of the networks and the dynamics of the intruder. |
Lou Kondic ; Rituparna Basak ; Joshua Socolar ; Luis Pugnaloni ; Manuel Carlevaro ; Miroslav Kramara ; Hu Zhang ; Ryan Kozlowski; |
347 | Unconventional Rheological Properties in Systems of Deformable Particles Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We demonstrate in this work, the existence of an unconventional rheological and memory property in a Voronoi-based model of deformable particles such as foams, tissues, etc. whose energy depends upon their shape. |
Anshuman Pasupalak; |
348 | Investigation of The Form Factor of Faceted Particles Using Statistical Simulations Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This study aims to investigate this hypothesis by systematically deforming model particles and computing the corresponding form factors in a computer simulation. |
Tom Höfken; |
349 | Crystallization of Hollow Microgels Assisted By Regular Ones Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we show that hollow microgels can be successfully co-crystallized with regular ones of the same size. |
Alexander Petrunin ; Andrea Scotti ; Walter Richtering; |
350 | Determination of The Packing Fraction of Soft Colloids Using SANS with Contrast Variation Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: The volume occupied by colloids in a suspension – the volume fraction – is the thermodynamic variable that determines the phase behavior of these systems. While for hard … |
Andrea Scotti; |
351 | Backing Yourself Into A Corner: Self-avoidant Memory Leads to Self-trapping of Swimming Droplets Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We attribute this suppression to transient self-caging that we propose is novel for self-avoidant systems. |
Katherine Daftari ; Katherine Newhall; |
352 | Interfaces and Coarsening in Chiral Active Matter Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We study ordering and phase separation in chiral active matter in the framework of pseudo-scalar active field theories. |
Sriram Ramaswamy ; S. Kole ; Ananyo Maitra ; Gareth Alexander ; Cesare Nardini; |
353 | Ringkinetic Theory of Vicsek-like Systems of Self-Propelled Particles Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We consider aligning self-propelled point particles in two dimensions. |
Rüdiger Kürsten ; Thomas Ihle; |
354 | Persistent Random Walkers with Shocks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we replace the hard-core exclusion interaction with a generalised ‘shock’ interaction inspired by the octoflagellate microalga Pyramimonas octopus, individuals of whom are observed to rapidly swim away from each other upon contact. |
Matthew Metson; |
355 | Negative Drag Route to Anomalous Diffusion in Active Fluids Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this study, we present a simple model of the tracer dynamics in one dimension which shows that the non-ballistic superdiffusion can be induced entirely without the hydrodynamic effects. |
Yongjoo Baek ; Ki-won Kim ; Yunsik Choe; |
356 | Two-dimensional Noninteractive Active Fokker-Planck Equation Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We solve the noninteractive active Fokker-Planck equation (NAFP) in two dimensions by introducing a perturbation parameter containing the inertia of the system. |
Pedro Herrera Avila ; Mario Sandoval; |
357 | Three-dimensional Motion of Noninteractive Active Matter with Inertia Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we extend previous models and consider a three-dimensional ABPs system of noninteracting spherical active particles with both translational and rotational inertia. |
Omar Espinosa ; Dr. Mario Sandoval; |
358 | Information Transfer, Flocking and Defects in A Non-reciprocal XY Model Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We study the classical dynamics of a lattice of XY spins, i.e., planar rotors with inertia and damping, characterized by a unit vector pi at site i, where the torque on the i th rotor due to the j th depends on whether site j is ahead or astern of i, as defined by the direction of p i. |
Pankaj Popli ; Sriram Ramaswamy; |
359 | Static Structure of Active Fluids Reflects Energy Dissipation Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, I will outline our attempts to overcome this by using tools from liquid-state theories and machine learning. |
Gregory Rassolov; |
360 | Fluctuation-Induced First-Order Transition to Collective Motion Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Starting from mean-field hydrodynamics predicting a continuous emergence of collective motion, we show that fluctuations generically induce a density-dependent shift of the onset of order, which, in turns, changes the nature of the transition into a phase-separation scenario. |
David Martin; |
361 | Universality Class and Effective Field Theory of The Motility-induced Critical Point Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk I will present the results of large-scale simulations of a two-dimensional model of active particles close to the motility-induced critical point. |
Claudio Maggi; |
362 | Novel Critical Phenomena in Compressible Polar Active Fluids: A Functional Renormalization Group Approach Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Renormalization group (RG) methods provide physicists a systematic way to categorize macroscopic behaviour of a dynamical system, be it equilibrium or nonequilibrium, into distinct universality classes (UCs). |
Patrick Jentsch ; Chiu Fan Lee; |
363 | Interfacial Polar-Nematic Ordering in Motility-Induced Phase Separation Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, I will use a density-dependence speed model to obtain the corresponding exact polar-nematic ordering structure at the MIPS interfacial region. |
Chiu Fan Lee; |
364 | MIPS Beyond Simple Repulsive Interactions: from Attractive Forces to Aligning Torques Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Its interplay with other interactions, from attractive tails to aligning torques, leads to a rich physics that we illustrate with numerical simulations [5,6,7]. |
Gianmarco Spera ; Julien Tailleur ; François Graner ; Marc Durand; |
365 | Equation of State and Reentrant Collision of Active Dumbbells Under Stiff Wall Interactions Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We perform numerical simulations of self-propelled dumbbells to explore how variations in the wall stiffness influence the mechanical pressure of dry active matter. |
Xin Yong ; Emad Pirhadi ; Xiang Cheng; |
366 | How A Time-reversal-invariant Physical System Can Be Turned Into A Self-learning Machine Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, I will present our recent idea on how this might be achieved for arbitrary time-reversal-invariant Hamiltonian systems. |
Florian Marquardt ; Victor Lopez-Pastor; |
367 | Materials That Learn from Examples Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We outline the potential and limits of such `mechanical intelligence’ due to physically realizable learning dynamics. |
Arvind Murugan; |
368 | Multifunctional Networks Using Local Training Rules Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: I will present a novel design approach that relies only on local stress measurements to incorporate allosteric responses. |
Nidhi Pashine; |
369 | Decentralized, Physics-Driven Learning Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we demonstrate the successful laboratory realization of decentralized, physics-driven learning in an electronic system [1]. |
Sam Dillavou ; Menachem Stern ; Marc Miskin ; Andrea Liu ; Douglas Durian; |
370 | Non-dispersive, Non-reciprocal Amplification of Wavepackets in Sonic Metamaterials Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Inspired by a recent proposal in optics, we describe a mechanism for one-way amplification of sound waves across an entire frequency band using a traveling-wave modulation of local stiffnesses. |
Noah Kruss ; Jayson Paulose; |
371 | Light-driven Synchronization of Active Particles in Marangoni Optical Traps Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We demonstrate a versatile platform of photoresponsive active particles that exhibit synchronized oscillation and rotation. |
Nabila Tanjeem ; Hyunki Kim ; Subramanian Sundaram ; Ji-Hwan Kang ; Todd Emrick ; Ryan Hayward; |
372 | Microrobot Controlled Electrodeposition Metamaterial Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We show progress towards developing a metamaterial made from a swarm of microscale robots. |
Lucas Hanson ; William Reinhardt ; Marc Miskin; |
373 | Crowd-surfing Particles Sorted By Magnetic Artificial Cilia Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: One of the major challenges in modern robotics is controlling micromanipulation by active and adaptive materials. In the respiratory system, such actuation enables pathogen … |
Arnold Mathijssen ; Ahmet Demiroers ; Joost de Graaf; |
374 | Emergent Beating in Colloidal Matter: Stabilization Via Symmetry Breaking Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we study the self-organized behaviors of a colloidal system of active Janus particles (~250um) suspended at the air-liquid interface of a hydrogen peroxide droplet. |
Thomas Berrueta ; Jingfan Yang ; Allan Brooks ; Albert Liu ; Michael Strano ; Todd Murphey; |
375 | Robotic Swimming in Curved Space Via Geometric Phase Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Our work demonstrates how the interaction between environmental curvature, active driving and geometric phases yields rich, exotic phenomena. |
Shengkai Li ; Tianyu Wang ; Velin Kojouharov ; Daniel Goldman ; Zeb Rocklin ; Yasemin Ozkan-Aydin ; Enes Aydin; |
376 | Re-programmable Non-reciprocal Metamaterials Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we present a simple design for a repulsive lattice of magnetic dipoles which allow for all of these parameters to be tuned, enabled, or disabled through the use of a simple mechanical switch. |
Austin Eichelberg ; Audrey Watkins ; Osama Bilal; |
377 | Motile Dislocations Melt An Odd Crystal Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We show that introducing transverse interactions dramatically alters dislocations dynamics and phase behavior. |
Yehuda Ganan ; Ephraim Bililign ; Florencio Balboa Usabiaga ; Alexis Poncet ; Vishal Soni ; Sofia Magkiriadou ; Denis Bartolo ; Michael Shelley ; William Irvine; |
378 | Simulations of Elastic Active Matter Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we rely on particle-based simulations to investigate the elastic properties of active matter. |
Yulu HUANG ; Haoran Xu ; Yilin Wu ; Rui Zhang; |
379 | Odd Elastic Response of Colloidal Spinner Crystals Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We ground our discussion using coarse-grained microscopic models, molecular dynamics simulations, and colloidal experiments. |
Florencio Balboa Usabiaga ; Ephraim Bililign ; Yehuda Ganan ; Alexis Poncet ; Vishal Soni ; Sofia Magkiriadou ; Denis Bartolo ; Michael Shelley ; William Irvine; |
380 | Collision Operators for Mesoscale Simulations of Flocks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We utilize the Multi-Particle Collision Dynamics framework and develop a set of collision operators to simulate flocking at the mesoscale. |
Timofey Kozhukhov ; Tyler Shendruk; |
381 | Active and Robotic Materials: from Self-amplified Waves to Self-sustained Deformations Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Beyond distributed robotics, our work suggests how these nonlinear work cycles and associated functionalities can emerge as solutions of the non-conservative dynamics of active and biological materials. |
Martin Brandenbourger ; Colin Scheibner ; Jonas Veenstra ; Ananya Ghatak ; Tingyuan Zheng ; Edan Lerner ; Jasper Van Wezel ; Peter Schall ; Vincenzo Vitelli ; Corentin Coulais; |
382 | Polar Fluctuations Lead to Extensile Nematic Behaviour in Confluent Tissues Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we resolve this cellular to tissue level disconnect with a linearized hydrodynamic theory that applies universally in the small fluctuation regime to tissues in both fluid and solid states. |
Andrew Killeen ; Thibault Bertrand ; Chiu Fan Lee; |
383 | Hydrodynamics of Polarized Crowds Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We use tens of thousands of road-race participants in starting corrals to elucidate the flowing behavior of polarized crowds by probing its response to boundary motion. |
Denis Bartolo; |
384 | Acoustically Levitated Lock and Key Grains Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we show that acoustic levitation offers one possibility for the generation of shape-dependent, specific bonds between pairs of millimeter scale particles. |
Melody Lim ; Heinrich Jaeger; |
385 | Competition Between Local Activity, Gravity, and Boundary Shear in Active-passive Granular Mixtures Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We characterize the rate of particle-scale rearrangements due to fluctuations by diffusing wave spectroscopy, the macroscopic flow rate via observing the angle of a relaxing sandpile, and the effective shear viscosity via a rheometer. |
Shih-Yuan Chen ; Melia Kendall ; Karen Daniels; |
386 | Do Brittle-to-ductile Transitions Occur in Dense Active Matter? Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we study the yielding transition for active matter in the limit of infinite persistence and quasi-static driving, and find that the magnitude of the observed stress drops, a measure of brittleness, decreases systematically with the spatial correlation length of the applied active field. |
Kamalendu Paul ; M. Lisa Manning; |
387 | Granular Matter in Acoustic Traps: The Wave-Driven Oscillator Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: A focused acoustic standing wave creates a Hookean potential well for a small sphere and can levitate it stably against gravity. Exposing the trapped sphere to a second transverse … |
Mohammed Abdelaziz ; David Grier; |
388 | Collective Dynamics in Chiral Granular Gases Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We discuss the dynamics of chiral granular matter activated by mechanical vibrations on an oscillated substrate. |
Arshad Kudrolli ; Christopher Whittington; |
389 | Freezing An Acoustically Levitated Granular Liquid Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we present a study of an out-of-equilibrium phase transition for a membrane of acoustically levitated particles, 30 microns in diameter. |
Brady Wu ; Melody Lim ; Bryan VanSaders ; Heinrich Jaeger; |
390 | Activating Granular Creep with Vibrations and Heat Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To do so, we introduce controlled vibrations and heat to an otherwise quiescent granular heap, and measure the resulting creep strains with spatially-resolved diffusive wave spectroscopy (DWS). |
Nakul Deshpande ; Douglas Jerolmack ; Paulo Arratia; |
391 | Collective Behaviour of Self-propelled Elliptical Particles Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: Ensembles of anisotropic self-propelled particles exhibit a rich variety of emergent phases. A combination of short-ranged excluded volume interactions, which induce … |
Ashreya Jayaram; |
392 | Magnetically Driven Granular Gas in Low Gravity Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: Experimental investigation of granular gas systems in three dimensions desire the removal of the weight of constituent particles. In a sounding rocket experiment module, such … |
Peidong Yu ; Matthias Sperl ; Matthias Schroeter ; Masato Adachi; |
393 | Motility-driven Segregation, Self-trapping and Interfaces in Active Granular Matter Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We present a coarse-grained theory of the instability leading to phase separation, through the interplay of the active forcing of the beads by the rods and the asymmetry of the steric interaction of the rod with the beads. |
Sriram Ramaswamy ; Raushan Kant ; Rahul Gupta ; Harsh Soni ; Ajay Kumar Sood; |
394 | Chirality in A System of Active Air-driven Spinners Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We present an analysis (based on kinetic theory) of the rich phase behavior and dynamics that we have observed in experiments with a fluid of disk-shaped rotors. |
Miguel Angel Lopez-Castano ; Francisco Vega Reyes ; Álvaro Rodríguez-Rivas ; Alejandro Márquez-Seco ; Alicia Márquez-Seco; |
395 | Acoustically Induced Superthickening and Enhanced Elasticity in Shear Jamming Dense Colloidal Suspensions Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: Acoustic perturbation can dramatically enhance the solid properties of a shear jammed suspension. The application of a transient acoustic perturbation (training) prior to shear … |
Edward Ong ; Meera Ramaswamy ; Itai Cohen; |
396 | The Physics of Interactions in Soft Robotics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: Soft robotics is a relatively young field of robotics that takes advantage of soft materials and compliant structures to improve robot interactions with their surrounding … |
Cecilia Laschi; |
397 | Worm Omega Turn Modeling and Its Limbless Robot Implementation Via Geometric Mechanics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This work focuses on an omega shaped turning motion of the mm-long nematode worm C. elegans that allows large and rapid reorientation in natural environments (e.g., rotting fruit). |
Tianyu Wang ; Baxi Chong ; Kelimar Diaz ; Yuelin Deng ; Ruijie Fu ; Hang Lu ; Howie Choset ; Daniel Goldman; |
398 | Locomotion Planning and Control for Discretely-soft Bodied Legged Robots Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we present two geometric motion planning frameworks for an autonomous, discretely soft, closed kinematic chain articulated, insect-sized quadrupedal robot with electroadhesive feet – CLARI (Compliant Legged Articulated Robotic Insect). |
Hari Krishna Hari Prasad ; Kaushik Jayaram; |
399 | Snake Robot Uses Vertical Bending with Force Feedback Control to Traverse Large Obstacles Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To understand how to effectively utilize vertical bending, we use a snake robot to test two hypotheses: (1) With large height variation, vertical bending alone can generate substantial propulsion; (2) With force feedback, propulsion can be better maintained. |
Qiyuan Fu ; Chen Li; |
400 | A Modular Approach to Discrete Differential Geometry-based Simulation of Soft Robots Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we present a numerical simulator for articulated soft robots inspired by a discrete differential geometry-based computational framework. |
Mohammad Khalid Jawed ; Yayun Du ; Mrunmayi Mungekar; |
401 | Coordinating Tiny Limbs and Long Bodies: Geometric Mechanics of Diverse Undulatory Lizard Locomotion Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Study of a limbed/undulatory robophysical model demonstrates that a traveling wave is beneficial when thrust is generated by body-environment interaction. |
Baxi Chong ; Tianyu Wang ; Eva Erickson ; Philip Bergmann ; Daniel Goldman; |
402 | Bio-inspired Sensing and Control of Soft Slithering Bodies in 3D Environments Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We present a bio-inspired neural architecture for learning closed-loop controls in slithering soft bodies, realized through coupled oscillators and reinforcement learning. |
Xiaotian Zhang ; Tixian Wang ; Andrew Dou ; Prashant Mehta ; Mattia Gazzola; |
403 | Enhancing Manueverability Via Gait Design Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we propose both local and global gait morphing algorithms for modulating a nominal gait to provide efficient, single-parameter steering control. |
Siming Deng ; Ross Hatton ; Noah Cowan; |
404 | Granulobot: From Granular Matter to Self-assembling and Reconfigurable Robotics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We introduce Granulobot, a soft robotic platform that uses the rich properties of granular matter to propose new resilient capabilities. |
Baudouin Saintyves ; Matthew Spenko ; Heinrich Jaeger; |
405 | Manipulating Propulsive Forces with Mulitple Fins: Understanding How The Relative Location, Phase Relationship, Compliance and Flapping Frequency of Fins Affect The Swimming Forces and Associated Flows Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: Fish produce swimming and maneuvering forces through the coordinated motions of their body and fins. To achieve a locomotory task, fish will typically use multiple fins … |
Anthony Mignano; |
406 | Mismatch of Body Undulation and Limb Waves Enables Robust Centipede Locomotion Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We studied body-limb coordination in centipedes via a robophysical model (L=70 cm, 8 leg pairs), programmed to generate retrograde waves for both the body and limbs. |
Juntao He ; Tianyu Wang ; Baxi Chong ; Kelimar Diaz ; Eva Erickson ; Daniel Goldman; |
407 | Studying Force Generation and Control in Snakes Using A Sensorized Robot Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To begin to understand this, we created a 12-segment robot with each segment instrumented with 3 sheet contact sensors capable of measuring normal contact forces at 30 Hz. |
Divya Ramesh ; Qiyuan Fu ; Chen Li; |
408 | Emergence of Undulation Gait Based on Embodied Position Controller and Filter Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Therefore, we come up with two research questions: 1. |
Longchuan Li ; Shugen Ma ; Isao Tokuda; |
409 | Active Janus and Patchy Particles Near Boundaries Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, our research contributing to understanding the behavior of such particles in the vicinity of solid/liquid, liquid/liquid, and air/liquid interfaces will be discussed. |
Ilona Kretzschmar; |
410 | Complex Behaviors of Colloidal Particles Under A One-dimensional Solute Concentration Gradient: Unravelling Three-dimensional Information from One-dimensional Experiments Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We investigate diffusiophoresis of polystyrene particles under a one-dimensional electrolyte concentration gradient. |
Suin Shim ; Ankur Gupta ; Benjamin Alessio ; Guang Chen ; Janine Nunes ; Howard Stone; |
411 | Steering Colloids Using Chemical Gradients Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: By combining this idea of chemical feedback with previous microfluidics research that steers colloidal particles with an electric field, we have devised a new method of steering colloidal particles using externally applied chemical gradients. |
Mark McDonald ; Cameron Peterson ; Douglas Tree; |
412 | Diffusiophoresis in Zwitterionic Gradients Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we present theoretical and experimental studies of particle DP under gradients of zwitterions, i.e., electrical dipoles. |
Parth Shah ; Rodrigo Azevedo ; Nan Shih ; Todd Squires; |
413 | Dynamical Control of Light Steering with Magneto-photonic Metaparticles Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We present theoretical and experimental results that show proof of concept large-angle steering of light, as well as the capability to orient and actuate multiple particles at once. |
Ognjen Ilic; |
414 | Light-Driven Motion of Non-Porous SiO2 Particles in The Vicinity of Microgels Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To this multi-responsive microgel we employ light (of appropriate wavelengths) to achieve the required size response and focus our study on understanding the generation and reason behind the local diffuso-osmotic flows in the purlieus of the microgel. |
Anjali Sharma; |
415 | Enhanced Colloidal Particle Trapping in Microgrooved Channels Via Diffusiophoresis Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this study, we investigate how the particle trapping is affected by the groove geometry, channel surface chemistry and solute gradient intensity, thereby determining the conditions for enhancing the particle trapping performance. |
Guido Bolognesi ; Naval Singh ; Goran Vladisavljevic ; Francois Nadal ; Cecile Cottin-Bizonne ; Christophe Pirat; |
416 | Dynamics of Nanoparticle Self-assembly By Liquid Crystal Sorting Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Our modeling approach can be extended from instantaneous quenches to cases where the cooling rate is finite and to other systems where a locally conserved concentration is coupled to a orientation field. |
Orlando Guzman ; Gael Segura ; Erick Serrato ; Emmanuel Flores; |
417 | Focusing and Sorting Polystyrene Particles and Liposomes Via Diffusiophoresis in Straight Flat Microchannels Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We report a novel phenomenon that enables the pre-concentration and sorting of charged polystyrene particles and liposomes dispersed in a continuous flow within a straight flat microchannel. |
Guido Bolognesi ; Goran Vladisavljevic ; Naval Singh ; Christophe Pirat ; Cecile Cottin-Bizonne ; Francois Nadal ; Adnan Chakra; |
418 | Sperm Chemotaxis in Marine Species Is Optimal at Physiological Flow Rates According Theory of Filament Surfing Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we present a general theory of sperm chemotaxis inside the smallest eddies of turbulent flow, where signaling molecules released by egg cells are spread into thin concentration filaments. |
Benjamin Friedrich ; Steffen Lange; |
419 | Thermal Fluctuations of Singular Bar-Joint Mechanisms Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we develop a general formalism to study the consequences of equilibrating such mechanisms with a thermal bath. |
Manu Mannattil ; Jennifer Schwarz ; Christian Santangelo; |
420 | Finding Spin Glass Ground States Through Deep Reinforcement Learning Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we introduce DIRAC — a deep reinforcement learning framework, which can be trained purely on small-scale spin glass instances and then applied to arbitrarily large ones. |
Mutian Shen ; Zohar Nussinov ; Yang-Yu Liu ; Changjun Fan ; Yizhou Sun ; Zhong Liu; |
421 | The Random Energy Landscape of Soft-spin Networks and Its Application to Combinatorial Optimizations Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We analyze the computational performance of one such machine, a network of coupled optical parametric oscillators that act as soft-spins confined in a double-well potential. |
Atsushi Yamamura ; Hideo Mabuchi ; Surya Ganguli; |
422 | From Classification to Models: When Do SVMs Discover Physical Features? Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we investigate under which conditions SVM can discover such relevant physical quantities in glassy systems. |
Arabind Swain ; Ilya Nemenman; |
423 | Machine Learning Probing Universality Class of Four Models Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We test details of a possible investigation of the universality using a deep learning approach. |
Lev Shchur ; Evgeni Burovski ; Vladislav Chertenkov; |
424 | Inverse Design of Nucleation Seeds Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Using a combination of forward simulation and inverse design, we investigate the optimal nucleation seed structure to promote crystal growth. |
Ella King ; Chrisy Xiyu Du ; Michael Brenner; |
425 | Machine Learning Enabled Large-scale Quantum Kinetic Monte Carlo Simulations of The Falicov-Kimball Model Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Glassy behaviors similar to the one reported in this work could be generic for other correlated electron systems. |
Sheng Zhang ; Gia-Wei Chern ; Puhan Zhang; |
426 | Biased Monte Carlo Sampling in RBMs Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we show this barrier can be easily surmounted using biased Monte Carlo methods, just as commonly done in Statistical Mechanics, to reach equilibrium in the vicinity of first order phase transitions. |
Beatriz Seoane ; Aurélien Decelle ; Cyril Furtlehner ; Nicolas Bereux; |
427 | Nonequilibrium Monte Carlo for Unfreezing Variables Near Computational Phase Transitions Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we introduce a quantum-inspired family of nonlocal Nonequilibrium Monte Carlo (NMC) algorithms by developing an adaptive gradient-free strategy that can efficiently learn key instance-wise geometrical features of the cost function. |
Masoud Mohseni ; Daniel Eppens ; Federico Ricci-Tersenghi ; Johan Strumpfer ; Alan Ho ; Raffaele Marino ; Vasil Denchev ; Sergei Isakov ; Sergio Boixo ; Hartmut Neven; |
428 | Gauge Freedoms, Symmetries, and The Interpretability of Sequence-function Relationships Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This work thus establishes mathematical and conceptual tools for better understanding how sequence encodes biological function. |
Justin Kinney ; Anna Posfai ; David McCandlish; |
429 | Exploring Relative Advantages of Dual Vs Single Dimensionality Reduction Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we explore the dual dimensionality reduction, aiming to identify simultaneously which collective dynamics from the individual constituents are responsible for which reduced dimensional response features. |
Eslam Abdelaleem ; K. Michael Martini ; Ilya Nemenman; |
430 | An Unsupervised Neural Network Learns Reproducible and Interpretable Representations of Active Matter Systems Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We previously presented an unsupervised neural network approach for representing high-dimensional systems. |
Chih-Wei Joshua Liu ; Nikta Fakhri ; Junang Li ; Michal Szurek; |
431 | Criticality in Deep Neural Networks Using Jacobian(s) Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Specifically, we focus on the propagation of gradients, using the Jacobian(s) of the network function. |
Darshil Doshi ; Andrey Gromov ; Tianyu He; |
432 | Understanding Layer Normalization in Deep Neural Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We show that the effect of LayerNorm can be quantitatively studied in infinite width limit, by plotting phase diagrams of DNNs. |
Tianyu He ; Darshil Doshi ; Andrey Gromov; |
433 | Information Bottleneck for Data-driven Renormalization Without Locality Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we introduce a method for coarse graining experimental data, while extracting features relevant to their macroscopic behavior, without explicit references to locality or symmetry. |
K. Michael Martini ; Joseph Natale ; Ilya Nemenman; |
434 | Rapid Control of Multimodal Mechanical Metamaterial Collapse Using Pneumatic Pressurization Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: Pneumatically pressurized mechanical metamaterials have been shown to achieve large deformation and programmable mechanical properties using networks of enclosed cavities. Yet, … |
Ryan Harne ; Lance Hyatt; |
435 | Using Light Sheet Fluorescence Microscopy to Measure Force Generated By Contractile Actomyosin Gels Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: With inspiration drawn from the OpenSPIM open-science platform we report on the design and construction of a multimodal light sheet fluorescence microscope capable of probing the dynamical nature of soft matter systems. |
James Clarke; |
436 | Using Sub-Riemannian Geometry to Characterize Mechanics of Deformable Systems Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: The motion for most dynamical systems is characterized by external degrees of freedom, such as position and velocity. However, deformable systems have an expanded configuration … |
Brian Day ; Elisabetta Matsumoto ; Steve Trettel; |
437 | Extracting Active Fluctuating Forces from Fluctuating Motions of An Active Brownian Particle in A Quadratic Confinement Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We hypothesize that if the histogram of the total fluctuating position and the histogram of the Brownian fluctuations are both known, one can extract the histogram of the pure active fluctuation by deconvolution. |
Simin Xia ; Chong Shen ; Zhiyu Jiang ; H Daniel Ou-Yang; |
438 | Tidal Effects on Active Matter Induced By Elastic Membrane Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Motivated by internal planetary tidal disruption due to a strong gravitational force, here we develop a mechanism to connect two vehicles via a spring to emulate tidal forces on a nonrigid body. |
Hussain Gynai ; Shengkai Li ; Gongjie Li ; Daniel Goldman; |
439 | Deformation and Collision Over A Chain of Active Stochastic Particles Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, the response (deformation) of a chain of N-1 active stochastic particles, interacting by nonlinear springs, to an external force is numerically studied and rationalized with a minimal model. |
Mario Sandoval; |
440 | Dynamics of Self-propelled Particles in The Vibrated Dense Granular Media Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we investigate the dynamics of a small number of self-propelled particles placed among a crowd of randomly vibrated granular particles close to the jamming condition in a two-dimensional confinement. |
Kyungmin Son ; Yongjoo Baek ; Ho-Young Kim; |
441 | Unexpected Wave-like Statistics of Coupled Walking Drops Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk I will present a recent investigation involving the coupling two walking drops. |
Matthieu Labousse ; Konstantinos Papatryfonos ; Mélanie Ruelle ; Corentin Bourdiol ; André Nachbin ; John Bush; |
442 | Scale Invariance in The Dynamics of A Non-magnetic Ellipsoidal Particle Lying on A Granular Thermal Bath Fluidized Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In the present contribution, we extended the study to consider two different sizes of the ellipsoidal particle and different values of the constant magnetic field for the thermal bath. |
Cecilio Tapia-Ignacio ; Fernando Donado ; Jonathan Azarael Ortiz García ; Aldo Arturo Sánchez Granados; |
443 | Generalized Stochastic Engines Operating in A Single Spatially Homogeneous Yet Time-dependent Bath Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We argue that enzymes immersed in a temporally changing environment could operate in a brand new regime — harnessing energy from a single spatially homogeneous bath that varies in time. |
Vincent Du ; Zhongmin Zhang ; Zhiyue Lu; |
444 | Onset of Order in The Vicsek-Kuramoto Model with Generalized Noise Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: By studying a system of self-propelled particles aligning through a Kuramoto interaction, we show that for a large class of noise types the onset of order takes place at a critical interaction timescale that is related to the persistence time of the active system in the non-interacting limit. |
Kristian Stølevik Olsen ; Luiza Angheluta ; Eirik Flekkoy; |
445 | Colloidal Hydrodynamics of The Bacterial Nucleoid and Its Impact on Diffusion and Spatial Organization in The Cytoplasm Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In the present work, we study the colloidal hydrodynamics and organization of biomolecules migrating through and surrounding the bacterial nucleoid, with a focus on its structure as a porous medium that acts as a sieve and dynamic regulator by screening migration by size and hindering the diffusion of cellular biomolecules. |
Alp Sunol ; Brian Ryu ; Jennifer Hofmann ; Roseanna Zia; |
446 | Hydrodynamic Simulations of Bacterial Swarms Highlight The Role of Cell Morphology and Cell-cell Interactions on Emergent Patterns Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We explore the roles played by cell shape, direct cell-cell interactions and fluid-mediated hydrodynamic interactions in the onset and maintenance of these structures. |
Joshua Tamayo ; Arvind Gopinath; |
447 | Robust Mechanics of Ameboid Cells Leading to Emergence of Self-tuning, Biohybrid Microtransporter Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Inspired by the motility of leukocytes, we introduce a biohybrid microtransporter with crawling ameboid D.discoideum cells acting as the active element. |
Setareh Sharifi Panah ; Robert Grossmann ; Valentino Lepro ; Oliver Nagel ; Carsten Beta; |
448 | Finite Element Modeling of Shapeshifters Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We present Morpho, a programmable environment for finite element modeling of shape, including shape optimization and shape shifting. |
Daniel Goldstein; |
449 | Morphing Flat Sheets to 3D Curved Surfaces with Optimal Mechanical Performance Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we report an optimal cutting approach to transform plies of two-dimensional (2D) inextensible yet flexible composite laminate into 3D doubly-curved surfaces with optimized mechanical properties. |
Lishuai Jin ; Michael Yeager ; Young-Joo Lee ; Daniel O’Brien ; Shu Yang; |
450 | The Role of Symmetry and Patterning in Hierarchical Multistable Metasheets Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This work investigates the interrelations between unit cells and spatial arrangement in the hierarchical multistable behavior of patterned metasheets. |
Juan Osorio ; Andres Arrieta; |
451 | Tristable Kirigami Architecture for Mechanical Logic Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To simplify the design process, we introduce a single kirigami-inspired tristable architecture that not only encodes mechanical memory but also performs fundamental logic computing. |
Yi Yang ; Douglas Holmes; |
452 | Multimodal Locomotion Via Folding of A Degree-four Vertex Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we show that folding one of the simplest origami building blocks —a rigid, degree-four vertex— can lead to locomotion. |
Laura Pernigoni ; Davood Farhadi ; David Melancon ; Antonio Grande ; Katia Bertoldi; |
453 | A Machine Learning Approach to Inverse Design of Programmable Liquid Crystal Elastomers: Morphing Surfaces Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We present a novel machine learning approach to address the inverse problem for LCE coatings on a rigid substrate, morphing to a target topography[1]. |
Badel Mbanga ; Youssef Mosaddeghian Golestani ; Michael Varga ; Robin Selinger; |
454 | Configuration Space Engineering: Controlling Configuration Space Topology with Geometry Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, we present a method for understanding these mechanisms by introducing a tensor field formalism that governs the location of singular points. |
Mary Elizabeth Lee-Trimble ; Michelle Berry ; Christian Santangelo; |
455 | Configuration Space Engineering: Gating Mechanisms By Controlling Configuration Space Topology Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, we approach designing linkages from another angle by designing the topology of the linkage’s configuration space. |
Michelle Berry ; David Limberg ; Mary Elizabeth Lee-Trimble ; Ryan Hayward ; Christian Santangelo; |
456 | How The Singing Saw Gets Its Voice Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: By using experiments, theoretical and numerical analysis, we demonstrate that spatially varying curvature in a thin shell can localize topologically protected modes at inflection lines, akin to exotic edge states in topological insulators. |
Suraj Shankar ; Petur Bryde ; L Mahadevan; |
457 | Kinetic Wavelength Selection in An Unsupported Annulus Contracted Radially at The Inner Boundary Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we propose a kinetic mechanism in which the wavelength is set by a combination of dynamic wrinkling wavelengths [2], and wavelength coarsening features called ‘wrinklons’ [3]. |
Anshuman Pal; |
458 | Morphing with Diamonds Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We discuss two applications of this general principle. |
Maïka Saint-Jean ; Etienne Reyssat ; Benoit Roman ; Jose Bico; |
459 | Soft Kirigami Composite That Deploys Into Pre-programmed Shapes Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We report soft composites with multiple layers that morph from a planar form into pre-programmed 3D shapes. |
Mohammad Khalid Jawed ; Mrunmayi Mungekar ; Vishal Kackar ; Shyan Shokrzadeh ; Leixin Ma ; Wenzhong Yan ; Vwani Roychowdhury; |
460 | Two-photon Printing of Polymer Networks with Circular Dichroic Memory Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: Metamaterial structures are fabricated with periodic length scales below incident light wavelengths, imparting properties that were not present in the bulk state such as negative … |
Madelyn Jeske ; Mitchell Anthamatten; |
461 | Shape Fluctuations of Fluidized Vesicles Driven By Dilute Active Nematics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Motivated by recent experiments on the microtubule-kinesin active nematics confined in vesicles, we study a microscopic particle-based model of semiflexible polymers with nematic activity confined in fluid vesicles. |
Sarvesh Uplap ; Michael Hagan ; Aparna Baskaran ; Alfredo Sciortino ; Hammad Faizi ; Andreas Bausch ; Petia Vlahovska ; Zvonimir Dogic; |
462 | Osmosis-driven, Non-vascular-plant-inspired Soft Composites Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we demonstrate that a synthetic, plant tissue analog (PTA) can mimic the closed-cell structure and osmotic actuation of non-vascular plant tissue, enabling the emergence of turgor-pressure-induced stiffness and leading to more forceful swelling deformations. |
Shelby Hutchens ; Amrita Kataruka; |
463 | Mechanics and Fracture Properties of Soft Disordered Networks in Cartilage and Cartilage Inspired Materials Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: I will discuss the structural origins of AC’s exceptional mechanical properties using the framework of rigidity percolation theory applied to composite materials and compare our predictions with experiments. |
Moumita Das; |
464 | Rigidity Percolation in A Random Tensegrity Via Analytic Graph Theory Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we consider large tensegrity structures with randomly placed cables (and struts) overlaid on a regular rigid backbone whose corresponding system of inequalities is reduced via analytic theory to an exact graph theory. |
Zeb Rocklin ; James McInerney ; Michael Czajkowski ; William Stephenson ; Vishal Sudhakar; |
465 | Self-organized Buckling Patterns Underlie Transition from Macroscopic Extension to Contraction in Active Nonlinear Elastic Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We observe a transition from linear and non-linear extensility to global contractile behavior. |
Kanaya Malakar ; John Berezney ; Deshpreet Bedi ; Daniel Goldstein ; Bulbul Chakraborty; |
466 | Deformation and Break-up of 3D-Printed Soft Elastic Solids Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: By leveraging the highly tunable material properties of these packed microgel systems, we systematically explore the stability of 3D-printed beams across a range of yield stresses and beam diameters. |
Christopher O’Bryan; |
467 | Trainability in Biopolymer-inspired Disordered Spring Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Inspired by this, we introduce a disordered spring network model that shows the basic features observed in biopolymer networks, including force/strain-induced changes in topology. |
Marco Aurelio Galvani Cunha ; John Crocker ; Andrea Liu; |
468 | Relaxation in Network Materials: The Contribution of The Network Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work we focus on the contribution of the network to this process. |
Catalin Picu ; Nabeel Amjad; |
469 | Strain-induced Critical Slowing of Stress Relaxation in Disordered Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We show that the rheology of these networks is controlled by a pre-strain-controlled correlation length and corresponding characteristic relaxation time that both diverge at a connectivity-controlled critical point, giving rise to weak power law scaling of the complex modulus with frequency and diverging strain fluctuations. |
Jordan Shivers ; Abhinav Sharma ; Fred MacKintosh; |
470 | Mechanics of Sub-isostatic Fiber Networks at A Finite Temperature Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: It has been shown that a simple coarse-grained model of spring networks with bending interactions can capture the rheology of real biopolymers. |
Sadjad Arzash ; Anupama Gannavarapu ; Amanda Marciel ; Fred MacKintosh; |
471 | Hole Closure in Sheets of Active Deformable Particles Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose the deformable particle (DP) model to study the mechanics of hole closure in epithelial sheets, where the cells are modeled as individual deformable polygons with N v vertices whose positions are determined by a shape-energy function with terms that control the cell area, perimeter, and curvature. |
Andrew Ton ; Corey O’Hern ; Mark Shattuck; |
472 | Phase Separation and Viscoelastic Ripening in Crosslinked Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We generalize our theory to systems with arbitrary power-law relaxation behavior and discuss our findings in the context of the long-term stability of materials and recent experimental results on phase separation in cross-linked networks and cell cytoskeleton. |
Tine Curk ; Erik Luijten; |
473 | Mesoscopic States of A Network of Randomly Packed Rods Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we consider mesoscopic states of a random rod network to quantitatively describe such microscopic interactions. |
Yeonsu Jung ; Thomas Plumb-Reyes ; Anna Lappala ; Hao-Yu Lin ; L Mahadevan; |
474 | Disordered Topological Metamaterials Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, we will present our investigation on mechanisms for encoding topological material properties into packing-derived disordered networks. |
Ethan Stanifer; |
475 | Fast Detection of Early-stage Damage in Soft Elastomers Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Our insight of the coupling between ongoing molecule damage and dynamic mechanical response will also provide us complete vision to the research of fracture mechanism and advanced molecular design for soft material development. |
Jianzhu Ju ; Costantino Creton ; Tetsuharu Narita ; Luca Cipelletti ; Gabriel Sanoja ; Chung Yuen Hui; |
476 | Towards Multiscale Network Science Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Network geometry offers a powerful framework for solving network problems which have important features at multiple length scales. |
M. Angeles Serrano; |
477 | Complex Contagion: Unfolding and Control Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, I will discuss unique ways in which cascades evade mitigation and then present effective mitigation strategies that avoid evasion. |
Adilson Motter; |
478 | The Statistical Physics of Financial Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this Review, we introduce network representations originating from different financial relationships, including direct interactions such as loans, similarities such as co-ownership and higher-order relations such as contracts involving several parties (for example, credit default swaps) or multilayer connections (possibly extending to the real economy). |
Guido Caldarelli; |
479 | Network Inference and The Detectability of Closed-form Mathematical Models from Data Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: That is, can we design algorithms that automatically learn, from data, the closed-form mathematical models that generated them? |
Roger Guimera; |
480 | GSNP Business Meeting Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: GSNP Business Meeting Tuesday, March 15, 2022 6:15 PM- 8:15 PM … |
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481 | Statistical Physics of Feedback-based Driven Colloidal Suspensions Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we report the experimental realization of colloidal particle diffusion and resetting via holographic optical tweezers. |
Yael Roichman; |
482 | Gravitational Sedimentation of Prolate Particles with A Non-uniform Mass Distribution Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Single particle trajectories are fit using a reduced mobility matrix model that can be solved analytically for the trajectory in time. |
Justin Burton ; Kavinda Nissanka ; Xiaolei Ma; |
483 | Revealing The Transverse Diffusion of Particles with Different Shapes in Bed-load Transport Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we perform numerical simulations using an eulerian-lagrangian approach (CFD-DEM) to predict the intriguing behavior of grains present in the bed-load layer. |
Fernando David Cúñez ; Rachel Glade; |
484 | Hydrodynamically Induced Particle Drift Near Corrugated Surfaces Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We study the hydrodynamic interactions between sedimenting spheres and nearby corrugated surfaces, whose grooves are tilted with respect to the gravitational force. |
Christina Kurzthaler ; Danielle L. Chase ; Howard Stone; |
485 | Tandem Locomotion of Droplets in A Uniform Electric Field Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We analyze the three-dimensional droplet trajectories using asymptotic theory and numerical simulations using the Boundary Integral Method. |
Petia Vlahovska ; Chiara Sorgentone; |
486 | Synchronous Oscillatory Electro-inertial Focusing for Particle Manipulation Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we present an experimental study on the non-linear coupling between electrophoretic and inertial forces for particle manipulation in microfluidic devices. |
Gabriel Juarez ; Giridar Vishwanathan; |
487 | High-throughput Particle Sorting and Focusing Using Rectification of Flow and Forces Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: Inertial forces on fluid-borne objects arising due to nonlinear interactions of spatial flow gradients of a “fast" oscillatory flow are a powerful way to reliably and … |
Siddhansh Agarwal ; Sascha Hilgenfeldt; |
488 | Responsive Colloidal Molecules As Reconfigurable Microswimmers with Programmable Multistate Dynamics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Abstract: Contrary to their biological analogs or larger scale robotic systems, artificial microswimmers lack self-regulation and rely on external control to adapt their motion. Finding … |
Steven Kesteren; |
489 | Transport and Assembly of Colloidal Nanoparticles By A Moving Phase Boundary Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We consider the implications of a general continuum model of a colloidal nanoparticle and liquid crystal solvent system. |
Tom Shneer ; Linda Hirst ; Alauna Wheeler ; Timothy Atherton; |
490 | Breaking Stokes’ Reversibility Through Nonlinear Hydrodynamic Interactions Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We study the breaking of reversibility through nonlinear hydrodynamic interactions, brought about by an intrinsic response of the objects to the drive. |
Haim Diamant ; Yulia Sokolov; |
491 | Statistical Analysis of Freezing Stages in Supercooled Water Microdroplets Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We investigated freezing in 40 µm water droplets that were supercooled by evaporation in a vacuum chamber, a process that has many similarities to the freezing of water in clouds. |
Claudiu Stan ; Armin Kalita ; Maximillian Mrozek-McCourt ; Thomas Kaldawi ; Matias Daniel de Almeida ; Philip Willmott ; Raymond Sierra ; Ne-Te Duane Loh ; Hartawan Laksmono ; Jason Koglin ; Matt Hayes ; Rob Paul ; Serge A. Guillet ; Mengning Liang ; Andrew Aquila ; Sebastien Boutet; |
492 | Evidence for Higher-order Phase Transitions in The Two-dimensional Ising Model Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We employed the microcanonical inflection-point analysis method [1], which was introduced to identify and classify phase transitions in systems of any size, to study the 2D Ising model at various lattice sizes and in the thermodynamic limit [2]. |
Kedkanok Sitarachu ; Michael Bachmann; |
493 | Limit Shape Phase Transitions. A Merger of Arctic Circles Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We consider a class of topological phase transitions in the limit shape problem of statistical mechanics. |
Alexandre Abanov ; Dimitri Gangardt ; James Pallister; |
494 | A Framework for Seismic Risk Policy Design and The Assessment of Avalanche-like Event Prediction in Knitted Fabric Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We present a framework allowing for the design of decision-making policies, as both a predictor evaluator and a provider of a clear strategy when dealing with risks, with KnitCity: a model seismically active city. |
Adèle Douin ; Frédéric Lechenault ; Jean-Phillipe Bruneton; |
495 | Can Graph Neural Network Infer Knot Invariants? Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, we use a data-driven approach to predict the topologically invariant properties of knots from their centerline conformation. |
Changyeob Baek ; Christopher Rycroft; |
496 | Building Deep Learning Architectures for Physics, Chemistry, and Biology with Geometric Algebra Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk, we build permutation- and rotation-equivariant neural network layers for learning on point clouds using geometric algebra and attention mechanisms. |
Matthew Spellings; |
497 | Optimal Control of Quantum Thermal Machines Using Machine Learning Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We develop a deep learning (DL) framework assisted by differentiable programming for discovery of optimal quantum control protocols under hard constraints. |
Ilia Khait ; Juan Carrasquilla ; Dvira Segal; |
498 | On Explaining The Surprising Success of Reservoir Computing Forecaster of Chaos? The Universal Machine Learning Dynamical System with Contrasts to VAR and DMD Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To this end, we analyzes a simplified RC, where the internal activation function is an identity function. |
Erik Bollt; |
499 | Programming Memories and Computations in Recurrent Neural Networks Without Training Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we provide such an understanding and language to the extent of programming the RNN connections to store and modify internal memories without training. |
Jason Kim ; Zhixin Lu ; Danielle Bassett; |
500 | Learning The Hidden Rheology of Complex Fluids Through MF-RhIGNet: Multi Fidelity Rheology-Informed Graph Neural Network Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We present a Multi Fidelity Rheology-Informed Graph Neural Network (MF-RhIGNet) for data-driven constitutive meta-modeling of these complex fluids, by combining observational and inductive biases in the neural network to adhere to constitutive laws of interest. |
Mohammadamin Mahmoudabadbozchelou ; Krutarth Kamani ; Simon Rogers ; Safa Jamali; |
501 | Rheology-informed Neural Networks for Non-local Granular Flows Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To alleviate these challenges and get the most from relatively scarce experimental data, we developed rheology-informed neural networks (RhiNNs) platforms to describe the non-local rheology of granular flows effectively. |
Milad Saadat ; Mohammadamin Mahmoudabadbozchelou ; Safa Jamali; |
502 | Machine Learning for Robot Locomotion in Flowable Materials Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To accelerate the discovery of effective gaits in flowable frictional media, we use a neural net-based machine learning (ML) scheme to characterize the gait and terrain interactions. |
Daniel Soto ; Andras Karsai ; Daniel Goldman ; Sehoon Ha ; Tingnan Zhang; |
503 | Predicting A Clog: Finding Signatures of Clog Formation in Hopper Flow Using Machine Learning Methods Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In order to capture the incredibly large configuration space of grain positions, we constructed an automated, self refilling hopper. |
Jesse Hanlan ; Sam Dillavou ; Andrea Liu ; Douglas Durian; |
504 | Using Analogical Reasoning to Build Transferable Models Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We present a general algorithm for constructing a supremal model and demonstrate with examples from various disciplines. |
Cody Petrie ; Christian Anderson ; Casie Maekawa ; Travis Maekawa ; Mark Transtrum; |
505 | Evidence for Griffiths Phase Criticality in Residual Neural Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Research on synthetic and biological neural networks shows that they operate robustly near phase transitions. |
Logan Wright ; Maxwell Anderson ; Peter McMahon; |
506 | Capturing Strain Induced Orthotropy Through A Novel Free Energy Density Definition Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: These axial contributions reduce to the dilatational contribution to 3D stress for isotropic materials. |
Alex Arzoumanidis; |
507 | Do Active Nematic Self-mixing Dynamics Offer Evolutionary Benefits to Growing Bacterial Colonies? Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To study whether growth-driven active nematic physics could benefit bacteria evolutionarily, we conduct agent-based simulations of growing, dividing, and sterically repelling rod-like bacteria of various aspect ratios, and we analyze the results with tools from both active matter and population genetics. |
Daniel Beller ; Fabian Jan Schwarzendahl; |
508 | Dense Topological Defects in Weak Active Nematics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we describe a new type of defects in weakly interacting active nematics that exhibit particle mass condensation and active particle currents near their center. |
Ivan Maryshev ; Timo Kruger ; Erwin Frey; |
509 | Hierarchical Self-organization in Signaling Polar Active Matter Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose a model for signaling active matter that endows self-propelled polar agents with information processing and signal relaying capabilities. |
Alexander Ziepke ; Ivan Maryshev ; Igor Aronson ; Erwin Frey; |
510 | Spatial Control of Topological Defects Through Activity Patterning Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Remarkably, by tuning the sharpness of the activity gradient, we find a dramatic flip in the topological charge distribution along active-passive interfaces, that we explain via an interplay between defect self-propulsion and diffusion. |
Luca Scharrer ; Mark Bowick ; Cristina Marchetti ; Suraj Shankar; |
511 | Two-temperature Activity Drives Liquid-crystal and Crystalline Order in Soft Repulsive Spherocylinders Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We study the scalar activity induced phase separation and liquid crystal ordering in a system of Soft Repulsive Spherocylinders (SRS) of various aspect ratios (L/D). |
Jayeeta Chattopadhyay ; Sindhana Pannir-Sivajothi ; Kaarthik Varma ; Sriram Ramaswamy ; Chandan Dasgupta ; Prabal Maiti; |
512 | Buckling Instability in 3D Active Nematics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this study we investigate how this active filamentous structures promote nonequilibrium processes induced by active stress at the microscale. |
Tobias Struebing ; Amir Khosravanizadeh ; Andrej Vilfan ; Eberhard Bodenschatz ; Ramin Golestanian ; Isabella Guido; |
513 | Data-driven Continuum Modeling of Active Nematics Via Sparse Identification of Nonlinear Dynamics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We here present a model extracted directly from experimental image data via the "sparse identification of nonlinear dynamics" (SINDy) data-driven modeling technique. |
Connor Robertson ; Anand Oza ; Travis Askham; |
514 | Interplay of Driven Flow and Active Stress in Tumbling Nematic Liquids Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we use hydrodynamic simulations to address this question. |
Weiqiang WANG ; Rui Zhang; |
515 | 3D-induced Polar Order and Topological Defects in Growing Bacterial Populations Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we study the role of cellular alignment and topological defects in colony formation of non-motile E. coli populations. |
Kazumasa Takeuchi ; Takuro Shimaya; |
516 | Density-dependent Collective Behaviour in Chlamydomonas Reinhardtii Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we present a quantitative measurement of phototaxis of single-celled biflagellate microalgae Chlamydomonas reinhardtii using high spatiotemporal video microscopy. |
Sujeet Choudhary ; Aparna Baskaran ; Prerna Sharma; |
517 | Universal Scaling in The Turbulence of Active Flow-aligning Nematics Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This model takes a particularly simple form as it excludes i) topological defects and ii) the nonlinear flow alignment coupling ν. |
Ido Lavi ; Ricard Alert ; Jean-François Joanny ; Jaume Casademunt; |
518 | Transitional Turbulence in Active Nematic Channel Flow: Phase Space Geometry and Exact Coherent Structures Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we apply this framework to active nematic channel flows exhibiting transitional turbulence, obtaining a reduced order—but fully nonlinear—description of the turbulent dynamics. |
Caleb Wagner ; Michael Norton ; Jae Sung Park ; Piyush Grover; |
519 | "Impact of E-cigarette Flavor Compounds and Additives on Lipid Membrane Diffusion" Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: For that purpose, we investigate the impact of additives on membrane fluidity by measuring lateral diffusion in surfactant membranes using Fluorescence Recovery After Photobleaching (FRAP). |
Rayner Hernandez Perez ; Jocelyn Ochoa ; Linda Hirst; |
520 | Can Thermodynamics and Quantum Mechanics Be Bridged in Heat Machines? Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We have found uniquely quantum boost (advantage) only when quantum electrodynamics affects the system-bath coupling [5,6]. |
Gershon Kurizki; |
521 | Collective Effects and Enhanced Performances of Quantum Heat Engines Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: After a first analysis on the ultimate power in a simple model of a thermal machine (a two-level quantum system), I will discuss the properties of a quantum heat engine in which the working substance is composed by a system of interacting spins. |
Rosario Fazio; |
522 | Accessing Thermodynamic Quantities at The Nanoscale Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We find that the accuracy of our clock and the entropy produced by it are proportional, as predicted both for classical and quantum regimes. |
Natalia Ares; |
523 | Energetics of The Driving Field During A Single Qubit Gate Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we exploit a superconducting platform to answer this question in the case of a quantum gate realized by a resonant drive field. |
Benjamin Huard ; Jeremy Stevens ; Daniel Szombati ; Maria Maffei ; Cyril Elouard ; Réouven Assouly ; Rémy Dassonneville ; Nathanael Cottet ; Quentin Ficheux ; Stefan Zeppetzauer ; Audrey Bienfait ; Andrew Jordan ; Alexia Auffeves; |
524 | A Single-atom Quantum Heat Engine Driven By Atomic Collisions Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We find that maximum output power can be combined with high efficiency and sub-Poissonian power fluctuations. |
Artur Widera; |
525 | Nonequilibrium Fluctuation Dissipation Relation from Doi-Peliti Field Theory Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We develop Doi-Peliti field theory for driven, interacting particles coupled to a thermal bath. |
Benjamin Vollmayr-Lee ; Andrew Baish; |
526 | A Topological Fluctuation Theorem Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Building on this picture, we formulate a topological fluctuation theorem that depends only on the winding number around each vortex core and is insensitive to other aspects of the force. |
Benoit Mahault ; Evelyn Tang ; Ramin Golestanian; |
527 | Thermodynamic Uncertainty Relation for Langevin Dynamics Via Time Contraction Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: For both overdamped and underdamped Langevin dynamics, we derive a TUR by considering a virtual time contration on the discretized equations of motion. |
Ray Fu; |
528 | Reversal Symmetries for Cyclic Paths in Systems Far from Thermodynamic Equilibrium Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We have examined time-reversal properties of cyclic paths in non-equilibrium systems described by Markov processes. |
John Biddle ; Jeremy Gunawardena; |
529 | Emergence and Breaking of Duality Symmetry in The Generalized Thermodynamic Fundamental Relations Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Thermodynamics provides a universal framework to describe the relationship among macroscopic properties of equilibrated systems. |
Zhiyue Lu ; Hong Qian; |
530 | Scaling of Entropy Production Under Coarse Graining Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Entropy production plays a fundamental role in the study of non-equilibrium systems by offering a quantitative handle on the degree of time-reversal symmetry breaking. |
Luca Cocconi ; Gunnar Pruessner ; Guillaume Salbreux; |
531 | Kibble-Zurek Mechanism for Nonequilibrium Phase Transitions in Driven Systems with Quenched Disorder Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We find that the density of topological defects on the ordered side of the transition scales as a power law with the form 1/t q β, where t q is the time duration of the quench across the transition. |
Charles Reichhardt ; Cynthia Reichhardt ; Adolfo Del Campo; |
532 | Localization in The Discrete Non-Linear Schroedinger Equation and Geometric Properties of The Microcanonical Surface Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this talk I will present some recent results regarding the relaxation to equilibrium in the classical Discrete Non-Linear Schroedinger Equation (DNLSE). |
Federico Balducci ; Antonello Scardicchio ; Claudio Arezzo ; Carlo Vanoni ; Riccardo Piergallini; |
533 | Anomalous Thermal Relaxation in Unimolecular Chemical Reactions Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we study the Mpemba effect and its inverse in unimolecular chemical reactions as a function of the chemical reaction rates and the system’s energies. |
Saikat Bera ; Matt Walker ; Marija Vucelja; |
534 | Perturbation Spreading in A Non-reciprocal Classical Isotropic Magnet Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We present results on spreading speed, entropy production and related quantities. |
Nisarg Bhatt ; Sriram Ramaswamy ; Subroto Mukerjee; |
535 | Stefan–Maxwell Diffusivities of Gas Mixtures and Liquid Electrolytes Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: A method that uses molecular dynamics and computes Stefan–Maxwell diffusivities by exploiting Onsager’s regression hypothesis has been proposed. |
Maxim Zyskin ; Charles Monroe; |
536 | Nanoelectromechanical Rotary Current Rectifier Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We show theoretically that rotor shuttles, fundamental NEMS without intrinsic frequencies, are able to rectify an oscillatory bias voltage over a wide range of external parameters in a highly controlled manner, even if subject to the stochastic nature of electron tunneling and thermal noise. |
Christopher Wächtler ; Alan Celestino ; Alexander Croy ; Alexander Eisfeld; |
537 | Tunneling Percolation Staircase in Nanoparticle Composite Systems Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we investigated tunneling percolation in CrO 2 (half-metal) and Cr 2O 3 (insulator) experimentally. |
Shiva Pokhrel ; Zhi-Feng Huang ; Boris Nadgorny; |
538 | Inferences from Transition Statistics of Partial Information Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Conversely, in this work we consider that a set of transitions are the only observables. |
Pedro Harunari ; Annwesha Dutta ; Édgar Roldán ; Matteo Polettini; |
539 | BEYOND BELL’S LAW: MODEL-FREE TRANSITION RATE ESTIMATION FROM NONEQUILIBRIUM TRAJECTORIES Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we discuss a concrete tradeoff, imposed by statistical physics, between the extent to which such transitions can be sped-up and the work required to do so [1]. |
Benjamin Kuznets-Speck ; David Limmer; |
540 | Choosing Optimal Reservoir Computers Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: One conventional design rule that I show is not always true is that reservoir computers function best at the edge of stability, or the “edge of chaos”. |
Thomas Carroll; |
541 | Physical Reservoir Computing with Over-Moded Complex Systems Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose unique techniques to create virtual RC nodes by both frequency stirring and spatial perturbation. |
Shukai Ma ; Thomas Antonsen ; Steven Anlage ; Edward Ott; |
542 | Data-driven Surrogate Modeling for Nonlinear Material Systems in Unconventional Computing Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: To address this challenge, we leverage a data-driven, physics-agnostic modeling technique based on Koopman theory to produce a low-cost surrogate of the reservoir dynamics for benchmarking. |
Philip Buskohl ; Benjamin Grossmann ; Daniel Nelson ; Amanda Criner ; Timothy Vincent ; Andrew Gillman; |
543 | Koopman Theory and Predictive Equivalence: Learning Implicit Models of Complex Systems from Partial Observations Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This work clarifies the relationship between implicit data-driven models and explicit physics simulations. |
Adam Rupe ; Velimir Vesselinov ; James Crutchfield; |
544 | Local Flow Environment As Information Processing Medium Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we demonstrate this concept using computational simulations of flow in an open-cavity and explore how sensor placement and cavity geometry affect the information processing capability. |
Timothy Vincent ; Philip Buskohl ; Benjamin Grossmann ; Daniel Nelson ; Benjamin Dickinson ; Jeffery Baur ; Alexander Pankonien; |
545 | Reservoir Computing: Structure Analysis and Dynamics Predictability Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work we investigate the effects of reservoir network topology structures on temporal predictability. |
Rosangela Follmann ; Cassie Mcginnis ; Gangadhar Katuri ; Epaminondas Rosa; |
546 | Learning Parametric Dynamical Systems from Videos with Integer Programming Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose a novel framework based on Integer Programming (IP) that can robustly identify the parametric forms of dynamical systems which generalize well to the other choices of parameters. |
Kazem Meidani ; Amir Barati Farimani; |
547 | Bayesian Modelling of Phase-Field Crystal Models for Targeted Crystalline Patterns Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose a novel method to estimate the best dynamical PDE for one snapshot of a target pattern under the stationary state without ground truth. |
Natsuhiko Yoshinaga ; Satoru Tokuda; |
548 | Learning and Predicting Complex Systems Dynamics from Single-variable Observations Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, building on recent progress in the inference and integration of nonlinear differential equations, we introduce an approach to learn a model using observations of just a single variable within a multi-variable dynamical system, and use this model to accurately predict future dynamics. |
George Stepaniants ; Alasdair Hastewell ; Dominic Skinner ; Jan Totz ; Jorn Dunkel; |
549 | The Information Bottleneck Powered By Deep Learning to Illuminate Micro to Macro Relationships in Complex Systems Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: As a practical case study, we apply a variational formulation of IB to simulated glasses and find the most relevant combinations of markers of local structure for determining future rearrangement. |
Kieran Murphy ; Danielle Bassett; |
550 | Universality in Prediction Markets Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here, we analyze 2859 contracts from a popular online PM – PredictIt – covering events such as elections, bills, and politicians career milestones. |
Keanu Rock; |
551 | Lotka-Volterra Predator-prey Lattice Model with A Time-dependent Carrying Capacity Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This study aims to investigate the effect of environmental change on the behavior of the two-species Lotka-Volterra lattice model for predator-prey competition and coexistence. |
Mohamed Swailem ; Uwe Tauber; |
552 | Cyclic Predator-prey Models with Time Varying Rates Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this study, we analyze a system in which we change the characteristics of species interactions over time, namely their predation and reproduction rates, using the May-Leonard model in order to replicate seasons and other environmental factors that occur in real life ecologies. |
Michel Pleimling ; Hana Mir ; James Stidham; |
553 | Nonlinear Elasticity of Polymer Networks and Hydrogels with Inclusions Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We show that when a material composed of stiff inclusions embedded in a fibrous network is compressed, nonaffine rearrangements of the inclusions can induce tension within the interstitial network, leading to a crossover from a soft bending-dominated regime to a stretching-dominated regime, which occurs before and independently of jamming of the inclusions. |
Frederick MacKintosh; |
554 | Mathematical Analysis of Force Networks in Granular and Suspension Flow Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We will discuss interaction networks that spontaneously form in particulate-based systems. |
Lou Kondic; |
555 | Attractive, Confined, and Stirred: Patterns and Cracks in Particulate Networks Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Based on numerical simulations, we interpret this striking behavior as the signature of an underlying flow instability triggered by perturbations in the particle concentration field. |
Sebastien Manneville ; Thibaut Divoux ; Thomas Gibaud ; Zsigmond Varga ; Gareth McKinley ; James Swan; |
556 | Network Physics and Emergence of Elasticity in Colloidal Gels: Mechanical Perspectiv Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We employ network science tools to identify colloidal clusters and coarse grain the network further. |
Safa Jamali ; Mohammad Nabizadeh ; Babak Ravandi ; Farzaneh Nasirian ; Xinzhi Li ; Dapeng(Max) Bi; |
557 | Principled Understanding of Dynamic Multi-legged Locomotion in Complex Terrain Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Research on dynamic multi-legged locomotion on relatively flat, rigid surfaces significantly advanced our understanding of how animals walk and run and provided foundations for multi-legged robots that do so dynamically, stably, and efficiently. |
Chen Li; |
558 | A Mode Map Model to Predict State Transitions of Multi-legged Robots Within Obstacle Fields Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Inspired by the agile movements achievable by humans and animals through actively engaging obstacles, we (i) investigate how robot gaits affect robot dynamics during repeated contact with obstacles, and (ii) seek locomotion strategies that exploit the "disturbances" caused by robot-obstacle contacts to produce desired trajectories. |
Haodi Hu ; Matthew Kvalheim ; Feifei Qian; |
559 | Locomotion in Granular Media: A Geomechanical Perspective on Symmetry Breaking Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: This study investigates the correlation between underground locomotion and the symmetricity of cyclic body shape changes from a geomechanics perspective. |
Sichuan Huang ; Junliang Tao; |
560 | Reducing Model Fidelity for Statistical Path Characterization of An Insect-scale Robot Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: In this work, we explore a modelling technique for an insect scale, robotic locomotor that abstracts the complex leg and foot-ground interactions by leveraging past experimental data. |
Henry Cerbone ; Perrin Schiebel ; Robert Wood; |
561 | A Multi-legged Robot Traverses Heterogeneous 3-D Terrain Via Locomotor Transitions Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Our recent research studied distinct locomotor challenges abstracted from such terrain—traversing large bumps, gaps, pillars, and flexible beams, and self-righting—and discovered strategies to overcome them (Othayoth et al. 2020, Proc. |
Jonathan Mi ; Yaqing Wang ; Qihan Xuan ; Chen Li; |
562 | Planning of Obstacle-aided Navigation for Multi-legged Robots Using A Sampling-based Method Over Directed Graphs Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: Here we develop a method that allows multi-legged robots to achieve desired dynamics by taking advantage of their interactions with obstacles. |
Kaustav Chakraborty ; Matthew Kvalheim ; Feifei Qian; |
563 | A Novel Insect Scale Autonomous Soft Quadrupedal Robot for Locomotion Through 3D Complex Terrain Related Papers Related Patents Related Grants Related Orgs Related Experts Details Highlight: We propose to extend this idea with hypothesizing body compliance of soft bodied animals and robots as an alternate yet equally effective strategy to squeeze through cluttered obstacles. |
Heiko Kabutz ; Kaushik Jayaram; |
564 | Low Slip Bipedal Locomotion on Granular Slopes Via Cleated Foot Interaction |