Highlights of Fluid Dynamics (DFD) Talks @ APS 2023 March Meeting
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TABLE 1: Highlights of Fluid Dynamics (DFD) Talks @ APS 2023 March Meeting
| Paper | Author(s) | |
|---|---|---|
| 1 | Impact of Dynamic Permeability Reduction on Flow Distribution in Porous Media Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use confocal microscopy and bulk transport measurements to probe the local flow and permeability of the medium in 3D porous micromodels. |
Andres Gonzalez; Shima Parsa; |
| 2 | Impact of Interfacial Adsorption of Nanoparticles on Transport Properties of Two-phase Flow in Porous Media Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the transport and adsorption of nanoparticles in partially saturated porous media experimentally. |
Shima Parsa; Samaneh Farokhirad; |
| 3 | Blocking Out Voids in Percolating Media with Impentrable Cores Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We examine structurally disordered comprised of interpenetrating polyhedral impenetrable grains with randomly selected shapes and sizes. |
Donald Priour; |
| 4 | Simulation Insights Into Self-Propelling Chiral Auto-Chemotactic Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: On the other hand, hydrodynamic flows emerged in active matter systems may substantially modify the chemical field and further affect the locomotion dynamics of active particles. In this work, we couple active Brownian dynamics simulations with an advection-diffusion equation to examine the dynamics of self-propelling chiral particles, which exhibit auto-chemotaxis to its own established chemical field. |
Chung Wing Chan; Zecheng Gan; Rui Zhang; |
| 5 | Size-dependent Swimming Behaviors of Bacteria and The Role of Multiflagellarity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Taken together, our study sheds light on the origin of multiflagellarity. |
Xiang Cheng; Shashank Kamdar; Dipanjan Ghosh; Wanho Lee; Maria Tatulea-Codrean; Supriya Ghosh; Youngjun Kim; Tejesh Cheepuru; Eric Lauga; Sookkyung Lim; Yongsam Kim; |
| 6 | Adaptive Motility in The Simplest Marine Micro-animals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we examine the motility of one of the simplest marine micro-animals by carefully manipulating the local physio-chemical conditions. |
Praneet Prakash; Raymond Goldstein; |
| 7 | Bound States of Spheroidal Squirmers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we develop a general approach to the pairing and scattering dynamics of two spheroidal squirmers. |
William Uspal; Ruben Poehnl; |
| 8 | Deformation Dynamics of Semiflexible Colloidal Chains Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present the dynamics of semiflexible Brownian filaments under various flow fields. |
Sibani Lisa Biswal; |
| 9 | Elastic Flow Instability Enhances Solute Mixing in 3D Porous Media Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Thus, by linking macro-scale mixing to the pore-scale unstable flow, our work provides generally-applicable guidelines to control mixing of passive scalars in disordered porous media. |
Christopher Browne; Sujit Datta; |
| 10 | Printing Weakly Viscous Filaments in Microgel Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the printability of weakly viscous, water-based Newtonian inks in baths of dense aqueous microgel suspensions. |
Jae Hyung Cho; Emilie Dressaire; |
| 11 | Drop Impact of Dense Suspensions: Shear Jamming with Free Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, I will show how we can utilize ultrahigh-speed imaging and the free-surface geometry in drop impact as a new tool for studying the flow of dense colloidal suspensions. |
Michelle Driscoll; Brian Seper; Phalguni Shah; Srishti Arora; |
| 12 | Sheet Happens: Instabilities in Polymeric Fluid Sheets, and The Distinct Roles of Rheology and Microstructure Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: We encounter fragmentation in fluid sheets whenever we visit a waterfall or hold our thumb over the end of a garden hose. Because of their 2D geometry, these sheets present a … |
Carly Galvin; Brendan Blackwell; Michelle Driscoll; |
| 13 | Stripe Instabilities and Disclinations in Freely Suspended Films of Lyotropic Chromonic Liquid Crystals Under Oscillatory Shear Flow Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the structural response of a thin, freely suspended nematic film of the chromonic DSCG to oscillatory shear flow. |
Angel Martinez; |
| 14 | Modeling Sheared Frictional Liquid Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We treat both a form of "lubricated" friction, which is proportional to the magnitude of velocity at contact, and a Coulomb-like kinetic friction, which is proportional to the direction of contact velocity. |
Christopher Quinones; Peter Olmsted; |
| 15 | Extensional Rheology of Protein-Polysaccharide Mixtures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we characterize the pinching dynamics and extensional rheology of different mixtures of proteins and polysaccharides found in several vegan food foams and emulsions via dripping-onto-substrate (DoS) rheometry. |
Karim Al Zahabi; Lena Hassan; Ramiro Maldonado; Vivek Sharma; |
| 16 | The Effect of Size Polydispersity of Graphene Oxide on Its Solution Dispersity and Rheological Properties Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The result awakens the importance of the size distribution of GO size again, requiring more systematic studies on the GO dispersions with precise control of the polydispersity. In this regard, we investigate the dispersion structure of GO and its rheological properties in the solutions with a systematic change of GO polydispersity. |
Eun Ho Cho; So Youn Kim; |
| 17 | Influence of Polymer Architecture on Extensional Solution Flow Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have studied the extensional flow behaviors of both graft and liquid-crystalline polymers with DOSR as each species exhibits unique architectures of varying degrees of backbone linearization and dissymmetries between monomer subunits. |
Adam Linscott; Lauren Hong; Madison Castellanos; Svetlana Morozova; |
| 18 | Rheology of Particle Suspensions in Viscoelastic Fluids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present the visualization and analysis of pinching dynamics and rheology of particle suspensions, systematically comparing the dilute solution response to existing theoretical models. |
Carina Martinez; Chao Wang; Hao Sun; Divya Iyer; Samanvaya Srivastava; Vivek Sharma; |
| 19 | Stringiness, Stretching and Pinching Behavior of Formulations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this contribution, we analyze the stretching and pinching behavior of various model fluids using dripping, dripping-onto-substrate rheometry, and a home-built stretching device that applies constant stretch velocity. |
Vihar Trada; Karthika Suresh; Cheryl Slykas; Jan Raphael Sagun; Vivek Sharma; |
| 20 | How Swelling Affects Hydrogel Surface Wettability Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Some studies have suggested that this time dependence is due to the water content in swollen hydrogels affecting surface properties. We investigate how this time dependence is related to the diffusion of water into the gel from the droplet. |
Amir Kashani; H. Jeremy Cho; |
| 21 | Directed Droplet Migration Along Thin Fibers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we investigate a similar concept: propelling droplets with two fibers. |
Hamza Khattak; Aileen Shanzeela; Kari Dalnoki-Veress; |
| 22 | Coalescence of Isotropic and Nematic Droplets in Quasi 2D Liquid Crystal Films Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we demonstrate coalescence of isotropic and nematic droplets in quasi-2D liquids, viz. |
Christoph Klopp; Alexey Eremin; Ralf Stannarius; |
| 23 | A Hydrodynamic Analog of The Aharanov-Bohm Effect Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We examine how both the wave field and drop motion are altered by the vortex, and connect the observed behavior to the AB effect. |
Kyle McKee; Valeri Frumkin; John Bush; |
| 24 | A Hydrodynamic Analog of The Kapitza-Dirac Effect Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We here examine a hydrodynamic analog of the Kapitza-Dirac effect through consideration of walking droplets interacting with a localized beam of standing Faraday waves, which is conditioned using submerged features in the liquid bath. |
Bauyrzhan Primkulov; Valeri Frumkin; Pedro Saenz; John Bush; |
| 25 | New Insights and Phase Diagram Into Achieving Monodispersity in Microfluidic Generated Drops Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Monodispersity is an important property of microfluidic drops that is achievable by the precise control of microfluidics. By investigating spacing between two consecutive drops … |
Dheeraj Sapkota; Laura Adams; |
| 26 | Step Into The Ring: The Role of Particle Shape on Deposition Patterns in Dense Drying Droplets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present a broad experimental study of the dynamics and morphology of sessile dried deposits for silica particles suspended in water with aspect ratios varying from 1 to 11 and volume fractions ranging from 0.01 to 0.4. |
Brian Seper; Sam Nielsen; Michelle Driscoll; |
| 27 | Droplet Release and Fragmentation of Onion Cutting Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we explore the correlations between onion tissue straining and the droplet ejection mechanisms during a cutting sequence under various onion-blade features and interactions. |
Zixuan Wu; Alireza Hooshanginejad; Weilun Wang; Sunghwan Jung; |
| 28 | Active Brownian Particles in A Disordered Motility Environment Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we study the effects of a disordered motility field on an active Brownian particle, both in experiments and simulations. |
Davide Breoni; Hartmut Löwen; Gianni Jacucci; Giorgio Volpe; Sylvain Gigan; |
| 29 | Numerical Investigation of Colloid-transport in Nonpolar Solvents for Electronic Paper Displays Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Based on the gained insight, the idea of increasing the zeta potential of the substrate is proposed, which we show can significantly improve the speed at which colloidal particles migrate across the fluid cell. |
Wei Liu; Mohammad Ahmadi; Alex Henzen; Jan Groenewold; Hans Wyss; |
| 30 | Electrostatic Interactions of Colloidal Particles Straddling A Fluid-Fluid Interface Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present a more detailed look at the electrostatic interactions between two spherical particles for arbitrary finite separations under the presence of an electric field. |
Subramaniam Chembai Ganesh; Charles Maldarelli; Jeffrey Morris; Joel Koplik; |
| 31 | Brownian Dynamics Modeling of Colloidal Assembly on Curved Interfaces Subject to Isotropic and Anisotropic Electrostatic Interactions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this research, a new Brownian dynamics algorithm is exploited to simulate microparticle dynamics on curved surfaces of arbitrary geometries that cannot be parametrized analytically. |
Nasir Amiri; Xin Yong; |
| 32 | Nucleation Around A Charged Particle in A Polar Environment Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the first part of the work, we generalized the Thomson model to polar fluids, by assuming a well-defined liquid-vapor interface and existence of dissociated ions. |
Roni Kroll; Yoav Tsori; |
| 33 | Phase Separation of Water-in-oil Nanoscale Emulsion Using Non-Laplacian Electrostatic Field Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we demonstrate a significantly more effective electro-coalescence method based on corona discharge that drastically enhances the rate of phase separation of nanoscale emulsions and eliminates the use of toxic demulsifiers. |
Simon Rufer; Sreedath Panat; Vishnu Jayaprakash; Kripa Varanasi; |
| 34 | Electrophoresis of Ferroelectric Nematic Liquid Crystal Droplets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report on the electrophoresis of ferroelectric nematic (N F) liquid crystal droplets confined between two plates with a uniform alignment of the director and surrounded by an isotropic fluid. |
Mojtaba Rajabi; Oleg Lavrentovich; |
| 35 | Electrophoretic NMR Measurements of POSS-based Multivalent Electrolytes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we perform pulsed-field-gradient (PFG) NMR and electrophoretic NMR (eNMR) measurements on a novel polyhedral oligomeric silsesquioxane (POSS)-based polyanionic electrolyte dissolved in a carbonate-based solvent. |
David Halat; Saheli Chakraborty; Julia Im; Darby Hickson; Jeffrey Reimer; Nitash Balsara; |
| 36 | Anomalous Diffusion of Lithium-Anion Clusters in Ionic Liquids Using MD Simulations and Deep Learning Analysis Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To understand the lithium ion transport dissolved in the ionic liquids, we conducted molecular dynamics (MD) simulations consist of [PYR 14][TFSI] with added [Li][TFSI] salt. |
YeongKyu Lee; |
| 37 | Capacitance and Phase Behavior of Diluted Ionic Liquid Supercapacitors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the effects of dilution on the performance of RTIL EDLCs using a simple mean-field model. |
Samuel Varner; Zhen-Gang Wang; |
| 38 | AC-electrokinetic Manipulation of Organic-inorganic Polymeric Coacervates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: When applied ac-electric field exceed a critical value, we observe the droplet-like coacervate formation and chain-like coacervate assembly in response to dielectrophoresis (DEP) in non-uniformed ac-fields across two coplanar microelectrodes. |
Ali Hatami; Yingxi Elaine Zhu; JAMUNA VAISHNAV; |
| 39 | Impact of Ionic Surfactants on The Electrokinetic Control of Viscous Fingering: An Experimental Approach Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we experimentally investigate the synergetic effect of an externally applied electric field and ionic surfactants on the (de)-stabilization of the interface between a more viscous perfect dielectric fluid and an immiscible, less viscous, conducting surfactant solution. |
Benedicta Nwani; Ian Gates; Anne Benneker; |
| 40 | The Coupling of Charge Regulation and Geometry in Soft Ionizable Molecular Assemblies Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This leaves a gap in the intuitive understanding of the charge regulation process. To tackle this problem, we combined X-ray scattering, molecular dynamics simulations and Poisson-Boltzmann theory to predict the degree of ionization in charged assemblies. |
Joseph McCourt; Sumit Kewalramani; Leticia Lopez-Flores; Michael Bedzyk; Monica Olvera De La Cruz; |
| 41 | Flow Around A Circular Cylinder Controlled By Asymmetric Plasma Actuation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The present study focuses on the detailed flow structure including the wall jets, the evolution of vortices, and the resultant momentum of the flow induced by the DBD actuators in order to gain more insight into flow control mechanisms under different types of actuation. |
Zihao Zhu; |
| 42 | Nanomaterials Patterning in An Extrusion-based 3D Printing Process Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we explore various strategies to integrate a broad range of forces into an extrusion-based 3D printing process. |
Samuel Hales; Jared Anklam; Yong Lin Kong; |
| 43 | Bead Encapsulation and Ejection from Droplet for Solid-Phase Synthesis Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, this has remained challenging from a physical sample handling standpoint due to the inability to move individual beads across the droplet-medium interfaces. Here, we show the electric field assisted encapsulation and ejection of individual hydrophobic beads from aqueous microdroplets and describe its operation as a voltage dependent change in the electrofluidic potential energy of the system. |
Punnag Padhy; Mohammad Zaman; Michael Jensen; Yao-Te Cheng; Ludwig Galambos; Ronald Davis; Lambertus Hesselink; |
| 44 | Inverse Solution for High Fidelity Shaping of Slender Liquid Films By Electrohydrodynamic Patterning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Electrohydrodynamic patterning describes a technique whereby a slender liquid film is deformed into complex shapes by application of a strong transverse electric field pattern and then solidified in-situ. |
Yi Hua Chang; Sandra Troian; |
| 45 | Studying The Influence of Temperature on The Emission of Ions from A Nanoscale, Electrified Meniscus Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk we describe a study of the ion emission process. |
Brandon Pugnet; Jackson Moore; Nicholas Drachman; Derek Stein; |
| 46 | Electrohydrodynamic Simulations of Self-Similar Cuspidal Formations Relevant to Liquid Metal Ion Sources Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present results based on finite element modeling of electrified films coating a solid needle which reveal formation of liquid conformations not previously reported. |
Cheolmin Im; Sandra Troian; |
| 47 | Explosive Emulsification Induced By An Electric Field Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We explore the behavior of explosive emulsification of a droplet of an aqueous dispersion of carboxy-functionalized nanoparticles (NPs) immersed in a toluene solution of triamine-modified polystyrene (PS-triNH 2), a cationic surfactant under a dc electric field. |
Zachary Fink; Xuefei Wu; Thomas Russell; |
| 48 | Controlling Morphology in Electrosprayed Methylcellulose Nanowires Via Nanoparticle Addition Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we explored MC ESD loaded with nanoparticles of various shapes and uncovered the effects of particle fillers on morphology evolution using coarse-grained simulations and physical experiments. |
Xin Yong; Jonathan Blisko; Michael Grzenda; Rachel Vladimirsky; Christopher Shuck; Jonathan Singer; |
| 49 | Characteristics of Dry and Semi-dry Electrospray-printed Polymeric Films Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Dry, particulate films are formed when the solvent completely evaporates, while for incomplete evaporation, residual solvent is delivered with the print material to create a dense film. We report on the microstructural differences of these two print regimes defined as dry and semi-dry electrospray printing. |
Bryce Kingsley; Paul Chiarot; |
| 50 | Effects of Solvent Conductivity on The Self-Limiting Electrospray Deposition (SLED) of Polymer Films Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, the effects of solvent conductivity on SLED polystyrene films are evaluated. |
Robert Green-Warren; Noah McAllister; Maxim Arkhipov; Jonathan Singer; |
| 51 | Same-Polarity Biasing to Tune Thickness of Self-Limiting Electrospray Deposition Coatings Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We sprayed silicon wafer samples held at varying levels of applied voltage with SLED polystyrene coatings and used microscopic reflectometry to measure the resulting densified thicknesses. |
Ayman Rouf; Jonathan Singer; Michael Grzenda; |
| 52 | Structural Design of Electrospun Ceramic Nanofibers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The presentation will focus on creation of nanofibers with diverse surface and inner structures from variety of materials. |
Gideon Grader; |
| 53 | Chitosan and Citric Acid Thin Films As Renewable Compatibilizing Pretreatments for Self-Limiting Electrospray Deposition Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The same technique demonstrated potential for applicability to complex surfaces, such as those produced by AM or non-woven polypropylene fabric, and can be integrated into roll-to-roll continuous manufacturing. |
Zainab Abd Al-Jaleel; Weronika Wasniowska; Ayman Rouf; Jonathan Singer; |
| 54 | Electrohydrodynamics of Complex Emulsions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Electrohydrodynamics of droplets immersed in an immiscible carrier fluid were first explored in a pioneering paper by G. I. Taylor who formulated the weakly conducting or leaky dielectric model and predicted the steady drop shape in the small-deformation limit. |
Majid Bahraminasr; Anand Yethiraj; |
| 55 | Targeted Functional Methylcellulose-nanocomposite Materials Via Self-limiting Electrospray Deposition Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: For this study, we use 2D Ti3C2 MXene of two different sizes as well as spherical ITO in MC composite sprays. |
Rachel Vladimirsky; Jonathan Singer; |
| 56 | Three Dimensional Chiral Active Fluids at Intermediate Reynolds Numbers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present an experimental system consisting of millimeter-size spinning magnetic particles suspended in a fluid that organize into a fluctuating lively three-dimensional steady state. |
Panyu Chen; Scott Weady; Severine Atis; Michael Shelley; William Irvine; |
| 57 | Active Colloid Guided Non-Equilibrium Assembly Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will discuss our efforts in constructing a phase diagram of possible steady-states in active-passive mixtures wherein the particles behave as electric dipoles. |
Pronay Dutta; Manasa Kandula; |
| 58 | Motion of Active Janus Colloids in Lyotropic Chromonic Liquid Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use Pt coated Janus microspheres, that are chemically triggered by the presence of hydrogen peroxide and track their motion in the nematic phase of DSCG using polarized microscopy. |
Devika Gireesan Sudha; David Rivas; sambeeta Das; Linda Hirst; |
| 59 | Dynamics of Active Brownian Particles in 2D: Macro and Microphase Separation, Cluster Diffusion, Particle Geometry Effects Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we illustrate peculiar features of MIPS in a system of Active Brownian Particles (ABPs) in 2D [1]. |
Giuseppe Gonnella; Claudio Caporusso; Pasquale Digregorio; Antonio Suma; Demian Levis; Leticia Cugliandolo; |
| 60 | Active Depletion Forces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we consider a large, optically trapped probe under circular confinement surrounded by smaller active Janus particles. |
Ashreya Jayaram; |
| 61 | Adaptive Microswimmer Navigation Via Surface Interactions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Yet, most colloidal swimmers still only have limited adaptability to navigate within confinements, which hinders their applicability. To overcome this, we are currently investigating the emergence of adaptive motility in self-assembled binary colloidal swimmer systems that reconfigure upon encountering surfaces under an ac field. |
Stefania Ketzetzi; Laura Alvarez Frances; Vivien Willens; Lucio Isa; |
| 62 | On The Mechanics of Active Interfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk we outline a generic route to derive an interfacial equation of motion (EOM) beginning from the microscopic particle dynamics. |
Luke Langford; Ahmad Omar; |
| 63 | Spinning Active Rods Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I will show how to motorise rod-shaped active particles and will provide a first insight into their phase behavior. |
Thibault Lefranc; Carla Fernandez-Rico; Roel Dullens; Denis Bartolo; |
| 64 | Entropons As Collective Excitations in Active Solids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we consider an active crystal composed of self-propelled particles which bring the system into a non-equilibrium steady-state governed by entropy production. |
Hartmut Löwen; Lorenzo Caprini; Andrea Puglisi; Umberto Marini Bettolo Marconi; |
| 65 | Direct Numerical Simulations of Metallodielectric Janus Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, given the complexity of the system, which includes the polarizability of the particles, the electro-hydrodynamic phenomena (e.g., induced-charge electrophoresis), and the particle-fluid coupling, many of the observed single and many-particle properties have not been fully explained. To overcome this, we introduce an extension of the Smoothed Profile Method [1], a direct numerical simulation method for hydrodynamically interacting rigid particles in complex fluids, in order to explicitly incorporate the propulsion mechanism of metallodielectric Janus particles fueled by external electric fields. |
John Molina; Takuya Eriguchi; Ryoichi Yamamoto; |
| 66 | Activity-induced Interactions and Collective Response in Active Colloidal Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will analyze the role that hydrodynamics play in the rectification mechanism that leads to their motion, as well as the possibility that hydrodynamic instabilities lead to novel estates of self-propulsion. |
Ignacio Pagonabarraga; |
| 67 | Power-law Intermittency in The Active Motion of Colloidal Swimmers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, by studying in detail the time-dependent propagation of colloidal swimmers, we find remarkable power-law intermittency of the swimming velocity magnitude. |
Peter Schall; Daniela Kraft; Stefania Ketzetzi; Nick Oikonomeas-Koppasis; |
| 68 | Active Motion of Janus Particles in Thermotropic Liquid Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we consider light-activated self-propelled particles in nematic systems. |
Antonio Tavera-Vazquez; Sam Rubin; Gustavo Perez; Walter Alvarado; Juan De Pablo; |
| 69 | From A Microscopic Inertial Active Matter Model to The Schrödinger Equation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our work, we introduce active model I+, an extension of active model B+ to particles with inertia. |
Michael te Vrugt; Tobias Frohoff-Hülsmann; Eyal Heifetz; Uwe Thiele; Raphael Wittkowski; |
| 70 | Characterization of Non-equilibrium Melting in A 2D Crystal Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we study how a non-equilibrium 2D crystal undergoes melting as a function of activity. |
Ankit Vyas; Ashley Guo; stefano sacanna; Andrew Hollingsworth; Paul Chaikin; |
| 71 | Gravitational Settling of Active Droplets Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The gravitational settling of oil droplets solubilizing in an aqueous micellar solution contained in a capillary channel is discussed. The motion of these active droplets reflects … |
Lauren Zarzar; Aditya Khair; Alexander Castonguay; R. Kailasham; Ciera Wentworth; Caleb Meredith; |
| 72 | Spontaneous Shock Waves in Pulse-stimulated Quincke Rollers Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Microscopic Quincke rollers – colloids suspended in a weak electrolyte and energized by an electric field – are a popular realization of synthetic active matter: interacting … |
Bo Zhang; Andreas Glatz; Andrey Sokolov; Igor Aranson; Petia Vlahovska; Alexey Snezhko; |
| 73 | Emerging States of Isotropic Autophoretic Disks: from Crystalline Solids to Active Turbulence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we study the collective motion of isotropic autophoretic disks representing a paradigmatic system for suspensions of active droplets and camphor boats. |
Lailai Zhu; Qianhong Yang; Maoqiang Jiang; Francesco Picano; |
| 74 | Hyperoptimization Insight for Computational Morphogenesis Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Modern design methods, such as topology optimization, provide structural solutions but obscure the relationship between the form of the solution and the formulation of the underlying design problem. |
Hazhir Aliahmadi; Ruben Perez; Greg Van Anders; |
| 75 | Using Liquid-in-liquid 3D Printing for Fabrication of Bijels Induced By Solvent Transfer Induced Phase Separation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: With the advancement presented in this work, bijels can find their way into various fields and for different applications, including energy, tissue engineering, catalysis, and separation. |
Saba Amirfattahi; Houman Honaryar; Zahra Niroobakhsh; |
| 76 | Using Phase Field Models to Simulate Colloidal Chemohydrodynamics in Bulk and at Phase Boundaries Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, many active systems of interest display interesting feedback behavior in dense and unsteady systems. 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. |
Dakota Banks; Qinyu Zhu; Rami Alhasan; Douglas Tree; |
| 77 | Encountering Obstacles: Microrollers Interacting in Complex and Structured Environments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This also generates strong and long-range flows. I will demonstrate how such flows interact with a complex fluid and generate new structure, and how the fluid structure influences the roller motion. |
Shih-Yuan Chen; Michelle Driscoll; Hector Manuel Lopez Rios; Monica Olvera De La Cruz; |
| 78 | Active Depletion Forces and Colloidal Clustering in An Active Bath Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We analyze active depletion interactions between a pair of colloids suspended in an active bath of non-interacting run-and-tumble micro-swimmers using a minimal model for colloid-swimmer interactions. |
Tanumoy Dhar; David Saintillan; |
| 79 | Dynamics of Nanoparticles in Glassy Matrices of Different Tracer-matrix Size Ratios Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using confocal microscopy, we investigate the dynamics of tracer nanospheres in glassy nanoparticle liquids at different tracer-to-particle size ratios δ. |
Peter Edimeh; Ali Slim; Jacinta Conrad; |
| 80 | Transfer Kinetics of Cargo Items Among Nanocarriers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We employ chemical reaction kinetics to characterize how the distribution of cargo items among all nanocarriers in a mixture of different nanocarrier types depends on time. |
Md Faruk Hossain; |
| 81 | Active Hydraulics Related Papers Related Patents Related Grants Related Venues Related Experts View 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. |
Camille Jorge; Denis Bartolo; Amélie Chardac; Alexis Poncet; |
| 82 | Nanoparticle Dynamics in Semiflexible Ring Polymer Solutions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We studied the effects of polymer backbone stiffness on the dynamics of NP in semi-dilute ring polymer solutions using hybrid molecular dynamics–multiparticle collision dynamics simulations. |
Shivraj Bhagwatrao Kotkar; Ryan Poling-Skutvik; Michael Howard; Arash Nikoubashman; Jacinta Conrad; Jeremy Palmer; |
| 83 | Tidal Locking in Structured Active Matter on Elastic Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Agents exhibit rich dynamics, including precessing orbits of a single rigid body; the dynamics can be mapped to motion in a "fiducial" curved spacetime (Li et al., PNAS, 2022). We use this system to explore properties of structured active matter in a spatially varying field by connecting two vehicles via a linear spring and study the orbital dynamics of the vehicles on the membrane. |
Hussain Gynai; James Lewis; Shengkai Li; Gongjie Li; Daniel Goldman; |
| 84 | Green-Kubo Relations for Odd Transport Phenomena in Chiral Active Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we examine "odd" transport phenomena, in which fluxes can be orthogonal to gradients, and thus need not affect the relaxation of the gradients. |
Cory Hargus; Ahmad Omar; Kranthi Mandadapu; |
| 85 | Swimming The Chaotic Seas: Invariant Manifolds, Tori, and The Transport of Swimmers in Vortex Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We analyze the kinematics of micro-swimmers in an imposed microchannel flow consisting of alternating fluid vortices. |
Kevin Mitchell; Nghia Le; Tom Solomon; |
| 86 | Vibrational Dynamics Driven By Structural Symmetries and Complexities Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, I will discuss recent advances in our understanding of vibrational behaviors of materials, particularly highlighting the role of structural complexities and symmetries in determining vibrational dynamics and transport. More specifically, I will discuss twist phase relations in materials with screw axes, translational phase relations between primitive and conventional geometries, how such relations manifest in measured spectra, and phonon scattering behaviors in layered structures. |
Lucas Lindsay; |
| 87 | Quartic Anharmonic Lattice Thermal Conductivity in 2D InS Monolayer: Self-consistent Phonon Calculations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, the above-mentioned approach is used to study the phonon transport properties and the thermodynamic parameters using quartic anharmonicity by including the quartic IFCs of InS monolayer to find their significant effect on the value of lattice thermal conductivity. |
Eesha Andharia; |
| 88 | Zone-center Chiral Phonons from Broken Time Reversal Symmetry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This requires spin and phonon degrees of freedom to be treated on the same footing. We propose a model involving Hessian matrices and Berry curvature tensors in terms of both spin and phonon degrees of freedom, and develop a first-principles methodology to calculate them. |
Shang Ren; John Bonini; Massimiliano Stengel; Sinisa Coh; David Vanderbilt; Cyrus Dreyer; |
| 89 | Chiral Phonons Throughout Reciprocal Space Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have selected noncentrosymmetric materials in which chiral phononic effects are enhanced by structural and chemical factors, and calculated the distribution of chiral phonons throughout the Brillouin zone and their properties in order to predict chiral phononic responses to external perturbations ( e.g. electromagnetic and thermal stimuli). |
Carl Romao; Nicola Spaldin; |
| 90 | Entropy Contributions to Explain Thermal Expansion: Thermodynamics of The Invar Effect Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We explore a new method for obtaining the thermal expansion from the pressure dependence of the entropy. |
Stefan Lohaus; Pedro Guzman; Camille Bernal-Choban; Claire Saunders; Brent Fultz; |
| 91 | Electronic Density of States of Body-centered-cubic Fe Under Phonon Excitations, Boron Doping and Amorphization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work made use of the Illinois Campus Cluster, a computing resource that is operated by the Illinois Campus Cluster Program (ICCP) in conjunction with the National Center for Supercomputing Applications (NCSA) and which is supported by funds from the University of Illinois at Urbana-Champaign. |
Zhihao Jiang; Axel Hoffmann; Andre Schleife; |
| 92 | Quantum Nuclear Vibrations and The Electronic Properties of Molecular Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a study of the electronic properties of molecular crystals, with a focus on the effect of nuclear quantum motion and anharmonicity on their band gap. |
Arpan Kundu; Giulia Galli; |
| 93 | Impacts of Short-range Order on Thermal Conductivity of Si-Ge-Sn Alloys Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, by computing lattice thermal conductivity from first-principles calculations, we find that the thermal conductivity of Si-Ge-Sn alloys shows strong variation with atomic ordering. |
Shunda Chen; Tianshu Li; |
| 94 | Interfacial Thermal Transport in Bi2Te3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we employ reverse non-equilibrium molecular dynamics simulations (rNEMD) with a classical two-body interatomic potential (IP) [1], to examine the effect of specific interfacial structures on thermal transport in Bi2Te3. |
Aoife K. Lucid; Javier Troncoso; Jorge Kohanoff; Stephen Fahy; Ivana Savic; |
| 95 | Anomalous Thermoelectric Transport Phenomena from Interband Electron-phonon Scattering Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We explain the origin and magnitude of this effect using a general simplified model as well as first-principles Boltzmann transport calculations in recently discovered half-Heusler alloys. We identify general design rules for using this paradigm to engineer enhanced performance in thermoelectric materials. |
Boris Kozinsky; Natalya Fedorova; Andrea Cepellotti; |
| 96 | A Study Of The Heusler Alloy (Fe2V0.8W0.2Al) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The goal of our research is to search for large figure of merit (ZT) thermoelectric materials. |
Ming Yin; Darnell Coicous; Krystin Ferguson; Dania Collieand; ostonya thomas; Timir Datta; |
| 97 | Quasiharmonic Approximation Via Irreducible Derivatives: Low Symmetry Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Specifically, we study PbTiO$_3$ using density functional theory within various exchange-correlation functionals, computing the thermal expansion and the full elastic constant tensor as a function of temperature. |
Mark Mathis; Chris Marianetti; |
| 98 | First-Principles Simulation of Lattice Thermal Conductivity: Uncertainties from Different Flavors of Temperature-Dependent Force Constants Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we revisit the ultralow κ L of Tl 3VSe 4 and make a rigorous comparison using different flavors of IFCs. |
Zhi Li; |
| 99 | Average Outpouring Velocity and Flow Rate of Grains Discharged from A Tilted Quasi-2D Silo Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a model that describes our results (and findings with 3D systems [H. G. Sheldon and D. J. Durian, Granul. |
Ryan Kozlowski; Jon Luketich; Elijah Oshatz; Douglas Durian; Luis Pugnaloni; |
| 100 | Properties of 3D Arches in A Clogged Hopper of Soft Deformable Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study arches that form during clogging in a 3D system of soft hydrogel particles (bulk modulus 10-30 kPa) in water flowing through a square cross-section tube with a circular outlet. |
Rahul Pandare; Corey O’Hern; Eric Weeks; Mark Shattuck; |
| 101 | Deformation of A Soft, Acoustically-bound Granular Solid Under Applied Stress Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: [1] This material, however, can also be viewed as a soft, semicrystalline solid. By using custom probes to carefully modify the acoustic field near a sample, we perform micromechanical tests on this material, such as tensile testing. |
Nina Brown; Bryan VanSaders; Heinrich Jaeger; |
| 102 | Stress and Velocity Fluctuations to Probe The Rheology of Photoelastic Granular Avalanches Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we are introducing our photoelastic avalanche experiment, which does not only produce intriguing visuals, but also reveal the internal stress state of our 2D granular avalanches. We explore the role of velocity and stress fluctuations on the rheology of granular avalanches, and show that they could form a predictor of the stability of the internal state of a granular packing. |
Nathalie Vriend; |
| 103 | Visualizing Force Chains in Clogged Silos Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Despite the importance of clogging of particles in a multitude of industrial processes and natural systems, our understanding of why and how materials clog is relatively poor. Specifically, we consider clogging by the formation of stable arches at silo openings; our insight into the precursors and mitigation measures of these clogs is currently limited. |
Benjamin McMillan; Alban Sauret; Nathalie Vriend; |
| 104 | Granular Flow Near Shear Jamming Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Flow is characterized by intermittent bursts of particle rearrangement and finite-sized systems are prone to find a jammed state and arrest right above the critical shear stress. We use a discrete element model of frictional grains to explore this limit using a combination of stress and strain-rate controls. |
Joel Clemmer; Ishan Srivastava; Gary Grest; Jeremy Lechman; |
| 105 | Discontinuous Rigidity Transition Associated with Shear Jamming in Granular Simulations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Whereas the transition is discontinuous for isotropic jamming, with the sudden percolation of a rigid contact network when the isostatic condition is crossed, previous work has suggested that the transition is more continuous in the case of shear jamming of frictional grain assemblies. To understand better this apparent difference, we investigate the rigidity transition associated with shear jamming in frictional, as well as frictionless disk packings [1,2] in the quasi-static regime and at low shear rates. |
Srikanth Sastry; varghese babu; H. Vinutha; Dapeng Bi; |
| 106 | Frictional Weakening of Vibrated Granular Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We computationally study the frictional properties of sheared granular media subjected to harmonic vibration applied at the boundary. |
Abe Clark; Emily Brodsky; Stephanie Taylor; John Nasrin; |
| 107 | Rheology of Dense Granular Binary Mixtures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we perform discrete element modeling simulations with frictionless inter-particle interactions to study dry granular flow of binary mixtures under simple shear in the small inertial number regime. |
Joseph Monti; Andrew Santos; Joel Clemmer; Ishan Srivastava; Gary Grest; Jeremy Lechman; |
| 108 | Changing Granular Flows and Impact Dynamics with Negative Poisson’s Ratio Grains Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we introduce a negative Poisson’s ratio to all the individual grains. |
Daan Haver; |
| 109 | Discrete Element and Continuum Modeling of Secondary Flows in Dense Granular Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We implement the frame-invariant rheological model in an incompressible continuum flow solver and demonstrate good agreement between the predictions of velocity and stress fields by the continuum solver and the corresponding coarse-grained fields obtained from simulations using the discrete element method. |
Ishan Srivastava; Eunji Yoo; Ann Almgren; John Bell; |
| 110 | Understanding The Acoustics of Marine Sediments Using Granular Mechanics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This mechanism, although well established in granular mechanics, is not included in the existing models of sediment acoustics. Using theoretical analysis and DEM simulations, we show that this granular mechanics perspective, where forces are transmitted along lossy force chains, may be able to explain salient features of the acoustic properties of marine sediments |
Andrew Swartz; Abe Clark; So Bing Phua; Derek Olson; |
| 111 | Erosion By The Unsteady Motion of A Disk Close to A Granular Bed Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: They are able to hide very quickly : with a few oscillations of their fins close to the seabed, they suspend sand, which then falls onto their body. This study aims at better understanding this natural behaviour by simplifying it in the laboratory. |
Joanne Steiner; Cyprien Morize; Ivan Delbende; Alban Sauret; Philippe Gondret; |
| 112 | Spontaneous Transport Across Locally Nonchaotic Molecular-Sized Outward-Swinging Gates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this research, we investigate an interesting concept: molecular-sized outward-swinging gates, which may be viewed as a locally nonchaotic entropy barrier. |
Yu Qiao; Zhaoru Shang; Rui Kou; |
| 113 | Gait Induced Self-organization in Shape Changing Active Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In a recent study [Vardhan et al. (arxiv: 2206.04782)], we reported the discovery of “gliders”, which are dynamically bound, locomoting excitations that emerge spontaneously from stochastic rigid-body collisions in a shape-changing, programmable active matter system known as “smarticles”. |
Akash Vardhan; Aryaman Jha; Daniel Soto; Ram Avinery; Zeb Rocklin; Daniel Goldman; |
| 114 | Diffusiophoretic Transport and Dispersion of Colloids Across Complex Landscapes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, combining experimental observations and numerical simulations of microfluidic channels patterned with obstacles, we study the competition between phoretic and convective migration of colloids and discuss the implications of the phoretic migration at the pore-scale on the transport and dispersion of colloids at the macroscopic scale. |
Mobin Alipour; Haoyu Liu; Aditya Pujari; Amir Pahlavan; |
| 115 | Under Pressure: Fracture and Relaxation in Bulk Cornstarch Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By measuring the air thickness, we find that both bubbles and cracks grow at a constant volumetric flow rate that increases linearly with the applied pressure, a remarkably simple behavior for a complex fluid. |
Irmgard Bischofberger; Paul Lilin; Jean Elkhoury; Ivo Peters; |
| 116 | Computer Simulation of The Magnetic Resonance Measurement of Flow of Fluidized Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This study aims to perform a MRV simulation of an incipiently fluidized bed into which two high velocity side-by-side air jets are injected. |
Alireza Bordbar; Stefan Benders; Wasif Zia; Alexander Penn; Christopher Boyce; |
| 117 | Hydrodynamic Focusing in Porous Media and Its Ramifications on The Critical Penetration Depth Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The effect of hydrodynamic focusing through porous media is analytically investigated to ascertain the critical thickness such that liquids do not completely penetrate the media. … |
Patrick Comiskey; Christopher Staszel; |
| 118 | Preferential Flow and Mechanical Stability of Model Sandy Soils Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Preferential flow occurs as rain permeates a soil, where unstable pathways of enhanced fluid flow coexist with drier regions. The instability is triggered by a competition between … |
Ippolyti Dellatolas; Irmgard Bischofberger; |
| 119 | Impact of Large Periodic Deformations on Solute Transport in Soft Porous Media Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we propose a 1D continuum model based on large-deformation poroelasticiy that links an applied periodic deformation to the resulting solute transport and mixing. |
Matilde Fiori; Christopher MacMinn; Satyajit Pramanik; |
| 120 | Simulation and Modeling of Settling in Polydisperse Gas-solid Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we characterize the sedimentation behavior of a range of polydisperse gas-solid flows, sampled from a parameter space typically associated with PDCs. |
Emily Foster; Breard; Ph.D.; Eric; Sarah Beetham; |
| 121 | Stochastic Modeling of Sieving in Membrane Filters Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we focus on filtration through membranes whose internal structure is a network of pores through which foulant-laden fluid flows, with two modes of fouling operating simultaneously — adsorption and sieving. |
Binan Gu; Pejman Sanaei; Lou Kondic; Linda Cummings; |
| 122 | Interactions and Pattern Formation in A Macroscopic Magnetocapillary SALR System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we introduce a new SALR potential that combines capillary attraction and repulsive magnetic forces and can be realized in an accessible tabletop experiment. |
Alireza Hooshanginejad; Victoria Spradlin; Jack-William Barotta; Giuseppe Pucci; Daniel Harris; |
| 123 | Modelling of Complex-shaped Granular Particles Using Spherical Harmonics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A novel simulation technique using spherical harmonics which extends DEM towards modelling arbitrary shaped particles in LAMMPS, is presented. |
Mohammad Imaran; James Young; Rosario Capozza; Kevin Stratford; Kevin Hanley; |
| 124 | Capillary Imbibition in Lubricant-coated Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We describe spontaneous imbibition processes in lubricant-coated surfaces. |
Sergi Leyva; Rodrigo Ledesma-Aguilar; Aurora Hernandez-Machado; Ignacio Pagonabarraga; |
| 125 | Comparing Externally Excited Gas–Fluidized Beds from Structured Bubbling Viewpoint Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This phenomenon is persistent across various system widths and particle properties and thus, opens opportunities to address issues related to scaling–up. Here, we compare the performance characteristics of these two excitation mechanisms from the structured bubbling viewpoint for both unary and binary–mixtures composed of different density ratios, different particle size ratios, and across different system sizes. |
Jagan Mohan Sanghishetty; Christopher Spitler; Christopher Boyce; |
| 126 | And Yet It Clogs: Bridging of Suspensions in Constricted Channels Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we consider the clogging by bridging, i.e., through the formation of a stable arch of particles at a constriction that hinders the transport of particles downstream of the clog. |
Alban Sauret; Nathan Vani; Sacha Escudier; Deok-Hoon Jeong; |
| 127 | Immiscible Fluid Disposition and Permeability in Thin Porous Structures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As expected, increasing capillary pressure reduces the liquid volume present in the structure and the corresponding permeability. We characterize the evolution of the liquid vapor meniscus with capillary pressure and relate this to the measured flow resistance. |
Muhammad Shattique; Kamila Ramirez; George Montross; Amani Byron; Carlos Cruz; Roman Giglio; Ercan M. Dede; Mehdi Asheghi; Kenneth E Goodson; James Palko; |
| 128 | Viscous Fingering to Fracturing Transition in Shear Thickening Fluid Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have used cornstarch suspension of different weight fractions (39-48% w/w dispersed in water-CsCl solution) and the rheology of the suspension exhibit shear thickening behavior beyond a shear rate of 1s -1. |
Pooja Singh; Sourav Mondal; |
| 129 | Numerical Simulations of Particles Dynamics in A Plane-Circular Couette Flow Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a numerical study on the dynamics of small inertial particles in a flow generated between sliding conveyor belts with a combination of linear and curved regions, i.e. by combining two classical flow geometries: a plane-Couette flow and a (curved) circular Couette region. |
Zhiyu Yang; Varghese Mathai; |
| 130 | Fluid–structure Interactions in Nematic Liquid Crystals: A Complex Variable Approach Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While numerous methods exist for studying the liquid crystalline configurations and fluid–structure interaction for a single body, there are exceedingly few analytical results for the interaction of two or more bodies. In this talk, we will bring the power of complex variables to bear on this problem, presenting a simple methodology to analytically solve for the interactions inside a liquid crystalline environment. |
Thomas Chandler; Saverio Spagnolie; |
| 131 | Synchronized Frequency-dependent Wave Motion Between A Flowing Fluid and A Phononic Subsurface Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: It is engineered to exhibit specific frequency-dependent amplitude and phase response characteristics at the edge exposed to the flow. We will demonstrate this mechanism, highlight its passive and responsive character, and present an analysis of the flow energetics as energy is exchanged between the PSub and unstable waves within the flow field, and between the instability flow field and the underlying mean flow. |
Mahmoud Hussein; Armin Kianfar; |
| 132 | Elastic Membrane Interacting with Unsteady Fluid Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To model the membrane dynamics we introduce an unsteady Young-Laplace type equation with nonlinear curvature and deformation-dependent hyperelastic tension. |
Dante Lamenza Naylor; Varghese Mathai; Ashish Pathak; |
| 133 | Reconfiguration of and Drag on Seagrass Blades Under Orthogonal Wave-current Conditions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work provides fundamental advances in flow-vegetation interaction. |
Jiarui Lei; Zichen Xu; |
| 134 | Anomalous Stress-strain Response of Fluid-filled Polymer Foams Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Under compression, fluid-filled foams are surprisingly less tough than their dry-foam counterparts. We investigate how the plastic resistance of the polymer struts, the viscous flow around the struts, and the impact speed (tested over several orders of magnitude) determines the toughness of these wet foams. |
Samantha Livermore; Mike van der Naald; Severine Atis; Heinrich Jaeger; |
| 135 | Controlling The Response of A Flexible Structure in The Wake of A Rotating Cylinder Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We discuss the response of a flexible structure placed in the wake of a cylinder when the cylinder is forced to rotate. |
Yahya Modarres-Sadeghi; Adrian Carleton; |
| 136 | Passive Mixing Enhancement in Microchannel Flows Using Flexible Structures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Some such designs and passive mixing methods are T- and Y- Y-shaped mixers, separation and re-lamination mixers and serpentine-shaped mixers. In this work, we introduce structural flexibility in the channel geometrical design and investigate the flow agitation and its impact on the quality of the mixing process. |
Gaurav Singh; |
| 137 | The Effects of Heterogeneity on The Propulsion of Neutrobots: A Minimal Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We aim to determine the propulsion speed and other performance metrics for each of the components that make up the neutrobot, and analyze the system based on various configurations that may arise. |
Herve Nganguia; Ummul Aymen; James Della-Giustina; Ebru Demir; |
| 138 | Percolation in Isotropically Directed Lattices of Liquid Diodes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We focus on isotropically directed percolation, where each bond between nearest neighbor sites in a lattice may be bidirectional, unidirectional, or absent. |
Camilla Sammartino; Yair Shokef; Bat-El Pinchasik; |
| 139 | Dewetting Liquid Film on A Soft Substrate Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The size of the capillary ridge affects the energy dissipation of the system as the dewetting rim retracts. We use optical and atomic force microscopy to study the statics and dynamics of this system. |
Lauren Dutcher; Kari Dalnoki-Veress; |
| 140 | Engineering Thermal Transport in Low Dimensional Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we discuss how phononic properties and thermal transport can be engineered and measured in nanowires and the challenges and progresses in the measurement of the thermal conductivity of nanostructures and low dimensional systems. |
Ilaria Zardo; |
| 141 | Electron Hopping Heat Transport in Molecules Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, the thermal transport properties that arise from electron hopping across a thermal gradient in a molecular conduction junction are examined theoretically. We illustrate how transport in a model junction is affected by varying the electronic structure and length of the molecular bridge in the junction as well as the strength of the coupling between the bridge and its surrounding environment. |
Galen Craven; |
| 142 | Effects of High-order Anharmonicity on The Thermal Transport in AgX (X=Cl, Br, I) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Herein, we investigate the lattice dynamics and thermal transport in AgX (X=Cl, Br, I) using perturbation theory up to the fourth order and a unified theory of thermal transport including population and coherence contributions. We find that the temperature renormalization of third-order force constants is significant for calculating the lattice thermal conductivities of AgCl and AgBr. |
OUYANG NIUCHANG; Yue Chen; |
| 143 | Effect of Higher-order Anharmonicity on The Phonon Lineshapes in Weakly-bonded Solids from First Principles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we show, using our recently-developed unified first-principles framework, that four-phonon scattering also critically affects the phonon lineshapes of NaCl, typically observed in inelastic neutron and Raman scattering experiments. |
Navaneetha Krishnan Ravichandran; |
| 144 | Persistence of Transverse Phonons Across Liquid-like Transition in Superionic Conductor KAg3Se2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Herein, we have performed an in-depth study of the lattice dynamics evolution across the superionic transition of KAg 3Se 2 by analyzing the thermally driven density fluctuations. |
Chen Wang; Yue Chen; |
| 145 | First-principles Phonon Calculations Using Self-consistent Extended Hubbard Functional Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We obtain on-site and inter-site Hubbard interaction parameters self-consistently based on the Agapito-Curtarolo-Buongiorno Nardelli pseudohybrid functional method. |
Wooil Yang; Seung-Hoon Jhi; Young-Woo Son; |
| 146 | Bloch Oscillations, Landau-Zener Transition and The Evolution of Topological Phase in The Bulk of Classical Pendula Arrays Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We analyze theoretically and experimentally the dynamics of a one-dimensional array of pendula that have a mild gradient in their self-frequency and where neighboring pendula are linearly coupled with a weak and alternating coupling strength. We show that the dynamics of this classical system map onto the quantum Su-Schrieffer-Heeger (SSH) model of electrons on a lattice in the presence of an electric field. |
Izhar Neder; |
| 147 | Dynamical Motion of Surface Active Flow Driven Droplets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work sheds light on understanding the surface flow mediated autonomous motion of active droplets. |
Zheng Yang; |
| 148 | The Role of Drop Shape in Impact and Splash Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our study generalizes the drop impact research beyond the spherical geometry, and reveals the potential of using drop shape to control impact and splash [1, 2]. |
Lei Xu; Zhipeng Jin; Jiangtao Zhao; Gang Chen; Guo Chen; Zhenlin Luo; |
| 149 | Forces on Objects Immersed in Active Fluids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Depending on their shape, objects immersed in active fluids may be subjected to a net force or net torque. We show that in a finite, periodic system, the force/torque on such an object is determined by the vorticity of the polarization of the surrounding active fluid which in turn is localized to regions close to the object where its curvature changes. |
Ashreya Jayaram; |
| 150 | Refractive Microswimmers with A Symmetry-broken Refractive Index Profile Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a novel type of active matter system consisting of a suspension of microparticles fabricated from a transparent polymer with a symmetry-broken refractive index profile. |
Julian Jeggle; Matthias Rüschenbaum; Cornelia Denz; Raphael Wittkowski; |
| 151 | Contact Angle Hysteresis for Wetting of Hydrophobic, Anisotropically Curved Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These angles change when the rod tilt angle varies between 0 and 60°. We will present all of these curvature-dependent advancing and receding angle data and discuss possible mechanisms. |
Mingzhu Cui; Nadav Benhamou Goldfajn; Joseph Amendolare; Anthony Dinsmore; |
| 152 | Applications of The Image Method in Low-Reynolds-number Hydrodynamics and Linear Elasticity to Right-angled Edges and Corners Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present a general overview of when and how this method can be applied to the linear equations in classical continuum mechanics, the Stokes and Navier-Cauchy equations. |
Lukas Fischer; Tyler Lutz; Andreas Menzel; |
| 153 | Hysteretic Wetting and Dewetting of A Thin Sheet Peeling Off A Liquid Interface Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Under near-quasistatic conditions, measuring the force of peeling allows us to obtain contact angles via force balance at various scales, as we have shown in prior work. |
Nuoya Zhou; |
| 154 | Manipulating Droplet Jumping on Hot Substrates with Surface Topography: from Vibration to Explosion Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we introduce a simple but effective method to manipulate droplet jumping behaviors on micro-pillared superhydrophobic substrates at moderate superheat of about 30 °C by controlling the vapor bubble growth thereon. |
Jiangtao Cheng; |
| 155 | Magnetic Resonance Imaging of Bubbles Injected Into Liquid Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Magnetic resonance imaging is used to reveal the dynamics of consecutive bubble injection into opaque liquid suspensions. A 3D cylindrical system and a custom-built magnetic … |
Alireza Bordbar; Wasif Zia; Javad Omidi; Janine Birnbaum; Einat Lev; Christopher Boyce; |
| 156 | Influence of Cement Concentration on Gas Migration in A Cement Slurry Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Gas invasion into a freshly cemented wellbore annulus from the surrounding geological formation can cause loss of isolation, leaking, or other environmental issues. Cement … |
Arthur Ndri Konan; |
| 157 | The Effects of Geometry on The Propulsion of Neutrobots: A Minimal Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We aim to determine numerically the propulsion speed and other performance metrics of the components that make up the neutrobots, and analyze the system based on various configurations that may arise. |
Herve Nganguia; James Della-Giustina; Ummul Aymen; Ebru Demir; |
| 158 | Behavior Plasticity in Free Swimming Coral Larvae Via Long Term Tracking Microscopy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we use a novel scale-free vertical-tracking microscope (Krishnamurthy et al. 2020) to resolve the swimming behavior of the coral species Acropora millepora at the meter scale. |
Ian Ho; Elora López-Nandam; Rebecca Albright; Manu Prakash; |
| 159 | Exceptional Amphibious Locomotive Capabilities of Tiny Water Walkers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Microvelia achieve this feat through the alternating tripod gait, commonly found in terrestrial insects such as ants. To understand their outstanding amphibious locomoting capabilities, we use high-speed imaging to study the biomechanics of these organisms on both land and water. |
Johnathan O’Neil; PANKAJ ROHILLA; Victor Ortega-Jimenez; Xingwan Zhu; Saad Bhamla; |
| 160 | Impact of Vortex Recapture in Water-walking Microvelia Using A Physical Model and Computational Fluid Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Overall, this study aims to uncover the role of vortex recapture on the kinematics of Microvelia. |
PANKAJ ROHILLA; Johnathan O’Neil; Victor Ortega-Jimenez; Prateek Sehgal; Saad Bhamla; |
| 161 | Taxis in Density Gradients Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we demonstrate a new, relatively unexplored taxis in density gradients, which are prevalent in oceans, lakes, and ponds. |
Vaseem Shaik; Gwynn Elfring; |
| 162 | Towards Controlling The Rheological Properties of Suspension Systems Using Fully Differentiable Unsteady Navier-Stokes Flow Solvers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As a first demonstration, we implement Brinkman penalization method in JAX-CFD code for simulating non-interacting noncolloidal particles suspended in a Newtonian fluid. |
mohammed alhashim; Michael Brenner; |
| 163 | Nonlinear Analysis of Thermal Convection and Chaos in Hybrid Nanofluid Layer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Nonlinear analysis of thermal convection and chaos in hybrid nanofluid layer. |
Jean Bio Chabi Orou; |
| 164 | Influence of Geometric Ordering on Viscoelastic Flow Instabilities in 3D Porous Media Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our previous studies in disordered 3D media suggested that this instability onset is highly sensitive to medium geometry; however, how exactly geometry influences the flow instability remains unclear. We address this gap by directly imaging flow in microfabricated 3D porous media with precisely controlled geometries consisting of body-centered cuboid or simple-cubic arrays of spheres. |
Emily Chen; Christopher Browne; Simon Haward; Amy Shen; Sujit Datta; |
| 165 | Viscous Fingering in Polymeric Fluids Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The flow displacement process, through microchannel or porous media, suffers from a fingering phenomenon that manifests in the form of finger-like patterns around the interface … |
Paresh Chokshi; Pooja Jangir; Ratan Mohan; |
| 166 | Evolution of Microfluidic Droplets in Ternary Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In particular, we examine the dynamic response of viscous droplets to a sharp decrease of interfacial tension resulting from the sequential injections of miscible solvents. |
Thomas Cubaud; |
| 167 | Numerical Simulations of Liquid Jetting with Solid Inclusions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we study the formation of droplets, in the prospect of inkjet printing, via fully resolved jetting simulations. |
Arnab Ghosh; Alessandro Gabbana; Herman Wijshoff; Federico Toschi; |
| 168 | Hydraulic Parallel Design for Microfluidic Ultraviscous Droplets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, the microfluidic devices were divided into 16, 32, and 64 specific designed T-junctions each from one single inlet, and divided junctions were connected into a single post-flow of the continuous phase. |
Hyeon Ho Kim; Seungwoo Lee; YongDeok Cho; Dongjae Baek; Sung Hun Park; Kyung Hun Rho; |
| 169 | One-dimensional Modeling of Pressure-driven Droplet Pinch-off Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The aim of this research is to develop a mathematical model to simulate the effects of shear force on droplet formation. |
Darsh Nathawani; Matthew Knepley; |
| 170 | Simultaneous Rheology and Impedance Measurements on Conductive Colloidal Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, the rheology and conductivity of colloidal suspensions are coupled and highly depend on the shear-induced structure, and these complex properties and the underlying microstructural origins are poorly understood due to a lack of appropriate instrumentation. To address this, we introduce a bespoke attachment to the stress-controlled (combined-motor-transducer) rotational rheometer which can measure rheology and electrical impedance under shear simultaneously. |
Yilin Wang; Tanver Hossain; Shatakshi Gupta; Randy Ewoldt; |
| 171 | Leroy Apker Award Winner: Adam Dionne Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While animal circulatory systems generally rely on a heart to drive flows, other organisms employ decentralized local pumps to distribute fluids and nutrients. We study one such organism, the slime mold Physarum polycephalum. |
Adam Dionne; Henrik Ronellenfitsch; Katharine Jensen; |
| 172 | Simulating Liquid-gas Interfaces and Moving Contact Lines Using The Immersed Boundary Method Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we combine the immersed boundary method with several techniques to simulate a moving liquid-gas interface on a solid surface. |
Pejman Sanaei; Charles Puelz; Daniel Chin; Michael Li; |
| 173 | Numerical Investigation on The Effect of The In-situ Photopolymerization of Coalescence Behavior of Non-Newtonian Polymer Drops Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we employ direct numerical simulations to probe the coalescence behavior, of two non-Newtonian, polymeric drops in the presence of photocuring UV radiation. |
Vishal Sankar Sivasankar; Sai Etha; Siddhartha Das; |
| 174 | Fluid Droplets in Acoustic Force Fields Probed with The Immersed Boundary Method Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate how to model acoustic forces at the surface of acoustically levitated drops using the immersed boundary method (IBM), and how those forces drive complex shape deformations and near-field fluid flows which modify single- and multi-droplet dynamics. |
Jacqueline Sustiel; |
| 175 | Characterization of Magnetically Levitated Water Drops Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Since a longer-term goal of this work is to address some of the outstanding puzzles concerning supercooled water[1-3], we will describe progress towards realizing a similar trap inside an environmental chamber that can provide the necessary range of pressure and temperature. |
Giovanna Truong; Yiqi Wang; Juan Recoaro; Yogesh Patil; Jack G. Harris; |
| 176 | Droplet Adhesion Revisited: Experiments and Theory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this contribution, we combine experiment and theory to pinpoint the normal force needed to detach a liquid droplet from a flat surface with intrinsic contact angle varying from 40°–100°. |
Yinfeng Xu; Muhammad Sadullah; Himanshu Mishra; Sankara Narayana Moorthi Arunachalam; Peng Zhang; |
| 177 | On The Squeeze Film Levitation Phenomenon in Incompressible Liquid Environments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we conduct a time-average analysis on the coupled dynamics of the levitated object and the liquid film. |
Mostafa Atalla; Ron van Ostayen; Aimée Sakes; Michaël Wiertlewski; |
| 178 | Capillary Imbibition in A Diverging Flexible Channel Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Below a threshold stiffness, the sheets collapse and imbibition stops. We propose a scaling of the filling duration near this threshold. |
Mouad Boudina; Gwynn Elfring; |
| 179 | Effect of Imposed Shear on Falling Liquid Films with Variable Fluid Properties Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a study on the dynamics of a gravity-driven thin liquid film flow on a uniformly heated inclined plane in the presence of imposed shear stress. |
Souradip Chattopadhyay; Akshay Desai; Hangjie Ji; |
| 180 | Meniscus Formation in Soap Films Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that the variation of the meniscus size alters the geometric properties of downstream vortex streets. |
Ildoo Kim; |
| 181 | Use of Combined Electrokinetic and Poiseuille Flows to Generate Organized Colloidal Structures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The particle migration was attributed to a new electrophoretic lift-like force that we report here, analogous to the inertial lift forces. |
Shaurya Prakash; Varun Lochab; Ejykes Ewim; |
| 182 | Water Entry of Steel Spheres in The Presence of An Ultra-thin Elastic Membrane Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: DOMENIC MCARTHUR, KERRY O’BRIEN, VARGHESE MATHAI, University of Massachusetts, Amherst — We study water entry of steel spheres in the presence of an ultrasoft, thin elastic mem- brane, a few hundred microns in thickness, floating on a free surface. |
Domenic McArthur; Varghese Mathai; |
| 183 | Mechano-Chemical Degradation of Metallic Cylindrical Microwave Resonant Cavity Transducer in High Temperature Molten Salt Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We are investigating transduction of high temperature fluid kinematic property with a metallic cylindrical microwave resonant cavity. |
Gabrielle Carrel; Alexander Heifetz; |
| 184 | Theory of The Force of Friction Acting on Water Chains Flowing Through Carbon Nanotubes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A simple model for the friction experienced by the one dimensional water chains that flow through subnanometer diameter carbon nanotubes is studied. |
Jeffrey and Sokoloff; |
| 185 | Friction Induces Anisotropic Propulsion in Sliding Magnetic Microtriangles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will show that lithographically shaped magnetic microtriangles undergo a series of complex transport modes when driven by a conical precessing magnetic eld. |
Pietro Tierno; Ignacio Pagonabarraga; Joe Tavacoli; Sergi Granados; Gaspard Junot; |
| 186 | A Scaling Law for Diffusion in Charged Fluid Mixtures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate that diffusion coefficients for a species of charge Zi in the mixture can be approximated by rescaling the diffusion coefficients for an equivalent one-component plasma with the same charge as the mixture average by ( Zi /< Z>) 0.6. |
Matthew Caplan; |
| 187 | Characterization of Wetting in The Lateral and Normal Directions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will present an energy description of wetting in the lateral direction by introducing the advancing, receding, and sliding works of adhesion. |
Rafael de la Madrid; Huy Luong; Jacob Zumwalt; |
| 188 | How Droplets Move on Surfaces with Directional Chemical Heterogeneities Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We elucidate the origin of direction-dependent adhesion on surfaces with hydrophilic areas embedded in a hydrophobic background and show it is the result of the fluid-surface contact line geometry on the microscale. |
Bat-El Pinchasik; David Feldmann; |
| 189 | Flat Physics in The Laboratory: Observations of 2-Dimensional Vortex Interactions in A Flowing 2-D Soap Film Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The behavior of vortices and turbulent flow in a 2-D film is a subject of much theoretical and practical study. |
David Horne; Lily Zheng; |
| 190 | Scaling Crossover in A Viscous Regime of Capillary Replacement Between Two Mutually Immiscible Liquids in An Open Channel Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: At the last APS March meeting, we reported a quantitative analysis of the dynamics of the capillary replacement of aqueous solution with oil in open channels, which were fabricated by a digital light processing 3D printer. |
Hiroki Yasuga; Ko Okumura; |
| 191 | Past-Progresses, Current-Advances and Future-Applications from Our Revolutionary Characterization of Semiconductor Fluid States and Three Phases of Pure Water Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Future applications will be described in this presentation. |
Bin Jie; Cindy Tianhui Jie; Chihtang Sah; |
| 192 | Enhancing and Visualising Mixing Between Impacting Droplets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Ways to efficiently mix the fluids of subsequently-deposited droplets are urgently needed to unlock the burgeoning potential of droplet-based applications such as reactive inkjet printing and open microfluidics. In our previous work, we demonstrated the potential of Marangoni flow to stretch & fold internal fluid interfaces between coalescing droplets of simple fluids, and therefore induce good advective mixing. |
Thomas Sykes; Yatin Darbar; Nonu Varghese; Mark CT Wilson; Jose Rafael Castrejon-Pita; Alfonso Castrejon-Pita; |
| 193 | Stability of Dynamic Contact Lines in Three Dimensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study we extend this work into three dimensions, using, as a starting point, a "Landau-Levich" geometry in which a vertical plate is withdrawn or inserted into a bath of viscous fluid. |
Christian Vaquero-Stainer; James Sprittles; Duncan Lockerby; Jack Keeler; |
| 194 | Universality and Versatility of Surfactant Self-assembly in Liquid-in-liquid 3D Printing of Soft Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Furthermore, the underlying ternary phase diagram that is established using both experimental and simulation techniques reveals that the geometrical transition in nanostructures (from micellar to lamellar) has enabled the stabilization of printed constructs. In this work, the versatility and universality of this printing platform are illustrated through the use of various surfactant classes (cationic, ionic, nonionic, and zwitterionic). |
Houman Honaryar; Zahra Niroobakhsh; Saba Amirfattahi; |
| 195 | Dynamic Measurements of Sub-nL/min Flows with An Optofluidic Flowmeter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have developed an optofluidic flowmeter which directs laser light into a microfluidic channel and monitors the photobleaching of a fluorophore in the fluid. |
Nicholas Drachman; Gregory Cooksey; Paul Patrone; Jalal Sadeghi; Derek Stein; |
| 196 | Time-averaged Dynamics of Rigid and Elastic Particles in Oscillatory Flow Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a comprehensive theory of the dynamics of spherical particles suspended in oscillatory flow, including the effects of particle deformation, which are modeled through linear elasticity. |
Xiaokang Zhang; Bhargav Rallabandi; |
| 197 | Three-dimensional Streaming Around A Cylinder in Slender Microchannels Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We understand the observations by applying inertial lubrication theory to solve the incompressible Navier-Stokes equations for small oscillation amplitudes. |
Xirui Zhang; Bhargav Rallabandi; |
| 198 | How Much of The Latent Heat of Melting Is Explained By Vibrational Dynamics? Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our analyses, informed by vibrational-transit theory and supported by machine-learned molecular dynamics simulations, show a distinct contribution of atomic dynamics for each element. |
Camille Bernal-Choban; Brent Fultz; Vladimir Ladygin; |
| 199 | Collective Diffusion of Multi-Component Liquids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We studied the collective diffusion of a series of liquids with an increasing number of constituents. |
Nicholas Dailey; Y Z; |
| 200 | Top-down Approach to Liquid Structure Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose to add to the bottom-up approach the top-down approach based upon the idea of density wave instability. |
Takeshi Egami; Chae Woo Ryu; |
| 201 | Physics-informed Deep Learning for Simultaneous Surrogate Modelling and PDE-constrained Optimization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We model the flow around an airfoil with a physics-informed neural network (PINN) while simultaneously optimizing the airfoil geometry to maximize its lift-to-drag ratio. |
Yubiao Sun; |
| 202 | Vibrational Properties Beyond Debye Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: For over 100 years, the Debye model has served the fundamental law for our understanding of the vibrational properties of bulk solid materials which show a low energy relationship of g(ω) ∝ ω 2, where ω is the frequency and g(ω) is the number of modes within an energy/frequency interval. |
Dehong Yu; |
| 203 | X-ray Free-electron Laser Heating of Water at Picosecond Time-scale Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the effects of the sample heating and the heat dissipation on the structure and dynamics of water through the atomic density correlation and the dynamic structure factor. |
Eva Zarkadoula; Yuya Shinohara; Takeshi Egami; |
| 204 | Band Gap Formation in Internal Gravity Waves Propagating in Periodically Stratified Fluids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These periodic structures, called thermohaline staircases, can persist over large regions and have also been suggested to exist in astrophysical bodies, such as in giant planet interiors. In this talk, we show that such periodically stratified fluids can host internal gravity waves with properties reminiscent of photonic crystal and topological insulator physics. |
Severine Atis; Sasan Ghaemsaidi; Michel Fruchart; |
| 205 | Velocity Distributions of Inelastically Interacting Ice Floes Driven By Stochastic Winds Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, observations show that the velocity distribution of sea ice is much broader than that of the driving winds. Here, we identify the quantitative mechanistic underpinnings of this observation by developing a stochastic dynamics framework of interacting ice floes. |
Bhargav Rallabandi; Bryan Shaddy; P. Alex Greaney; |
| 206 | Flowing Fibers in The Presence of Obstacles: Toward A Sorting Device Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we study numerically and experimentally the dynamics of flexible and rigid fibers interacting with triangular obstacles in a microchannel. |
Clément Bielinski; Zhibo Li; Blaise Delmotte; Olivia du Roure; Anke Linder; |
| 207 | When Sandcastles Collapse: The Effect of Interparticle Cohesion on Collapsing Granular Columns Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report experimental results for collapsing columns of cohesive grains, falling under their own weight in air. |
Ram Sudhir Sharma; Wladimir Sarlin; Langqi Xing; Cyprien Morize; Philippe Gondret; Alban Sauret; |
| 208 | Latent Heat at The Glass Transition in A Tapped Granular Pile Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The compaction of a granular pile subjected to a series of discrete taps has been widely investigated due to its relevance in both, basic and applied science. |
Stefan Boettcher; Paula Gago; |
| 209 | Truss Structure Dynamics Under Oscillatory and Transient Conditions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, these dynamics are typically derived using lumped models that fail to properly account for the entire range of motion experienced by each bar. In this work, we derive an expansive model that maintains the microstructure fidelity by considering a network of linearly elastic bars connected by free joints and exploring its dynamics in Fourier space. |
Sean Fancher; Eleni Katifori; Prashant Purohit; |
| 210 | Creep and Slow Flow in Athermal Soft Hydrogel Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will describe how athermal, soft hydrogel suspensions displays interesting creep and slow flow behavior with easily quantifyable features. |
Joshua Dijksman; |
| 211 | Creep in Deformable Particles Under Constant Compressive Strain Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a study of creep in a model system composed of a packing of hydrogel spheres. |
Chandan Shakya; Jasper Van der Gucht; Joshua Dijksman; |
| 212 | Velocity and Shear Stress Profiles of A Sheared Athermal System with Pins Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use molecular dynamics simulations to study a two-dimensional athermal, bidisperse system of particles with purely repulsive harmonic interactions. |
AKM Sadman Mahmud; Michael Bolish; Amin Danesh; Jean Luc Ishimwe; Xiang Li; Cacey Bester; Brian Utter; Amy Graves; Katharina Vollmayr-Lee; |
| 213 | Stress Analysis of A Sheared Athermal System with Pins Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will present results concerning shear stress and pressure as a function of packing fraction and strain rate. |
Michael Bolish; AKM Sadman Mahmud; Amin Danesh; Jean Luc Ishimwe; Xiang Li; Cacey Bester; Brian Utter; Amy Graves; Katharina Vollmayr-Lee; |
| 214 | Shear-driven Ordering and Disordering of Frictional Sphere Suspensions in Two 2D Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study we analyze the ordering process in two dimensions, and how it is disrupted with local activation of friction. |
Abhishek Sharma; Abhinendra Singh; Juan De Pablo; |
| 215 | Shear Jamming in Dense Bidisperse Frictional Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we will investigate the relative contributions of stress carried by various types of contacts (small-small, small-big, big-big) and their respective microstructure. |
Abhinendra Singh; |
| 216 | Dynamic Bonds As Sticky Friction in Shear Thickening Dense Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We studied dense suspensions of thiol-functionalized particles suspended in ditopic polymers endcapped with benzalcyanoacetamide Michael-acceptors. |
Hojin Kim; Stuart Rowan; Heinrich Jaeger; |
| 217 | Propagating Irreversibility Fronts in Cyclically Sheared Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As we sediment the particles toward a boundary, we observe a diffuse traveling front that marks the interface between irreversible and reversible phases. |
Joseph Paulsen; J. Schwarz; Jikai Wang; |
| 218 | Non-equilibrium Capillary Self-assembly Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Inspired by recent experiments involving microscopic colloids, we herein study experimentally and theoretically the structural rearrangements between metastable states of clusters of millimetric spheres in non-equilibrium environments. |
Stuart Thomson; Jack-William Barotta; Daniel Harris; |
| 219 | Convective Transport and Absorption of Drug Solute in Soft Skin Tissue Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this paper, an approximate continuum poroelasticity model is developed to simulate the pressure evolution in the soft porous tissue during a SC injection. |
Dingding Han; Ziyang Huang; Ehsan Rahimi; Hector Gomez; Arezoo Ardekani; |
| 220 | Formation and Structure of A Spontaneous Geostrophic Edge Current in The Steady State of A Chiral Active Fluid Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, the free spin of individual constituent particles is frustrated by interparticle interaction at finite density. With a combination of theory and simulation, we show that this frustration, along with angular momentum conservation, leads to the spontaneous formation of a boundary current whose direction is determined by the chirality of the system. |
Anthony Poggioli; David Limmer; |
| 221 | Parity Odd Viscosity in Ferrofluids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, within a Hamiltonian framework, we introduce a new coupling between the fluid vorticity $vec{omega}$ and the magnetization $vec{M}$, proportional to $vec{omega}cdotvec{M}$. |
Dylan Reynolds; Gustavo Machado Monteiro; Sriram Ganeshan; |
| 222 | Dancing Raisins Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: But a free-surface can clean the body of these lifting agents as the gas escapes which may result in plummeting, as the body begins the process anew. We characterize this system using experiments, simulations, and theory, showing periodic and aperiodic orbits across a wide range of fluids and body surface parameters. |
Saverio Spagnolie; |
| 223 | Boundary-driven Surface Wave Forces from A Self-propelling Vibrating Robot Boat Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Inspired by the wave-mediated dynamics of surface-bouncing droplets, we study the motion and wave-field dynamics of a 6 cm radius, 9 cm tall, eccentric motor-driven vibrating robot boat on the surface of a 5 cm deep pool of water. |
Steven Tarr; Joseph Brunner; Daniel Daniel Soto; Daniel Goldman; |
| 224 | The Discretized Motion of An Anisotropic Magnetic Particle Under A Non-Uniform AC Magnetic Field Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: An anisotropic magnetic particle or cluster near a surface in liquid can perform a translational motion under a non-uniform alternating magnetic field. Unlike a permanent magnet … |
Yiping Zhao; Yanjun Yang; |
| 225 | Visualizing Electron Drift Velocity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We are using chemical reaction-diffusion waves propagating in a quasi-one-dimensional channel to visualize the drift velocities of electrons in a conductor. |
Mahala Wanner; Niklas Manz; |
| 226 | Space-local Turbulence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the present investigation, we consider how the dynamics of turbulence are altered if not the information of the complete field is taken into account to evolve the vorticity; we employ only the vorticity in a finite subspace around a point to evaluate the so-called ‘space-local velocity’. |
Ryo ARAKI; Wouter Bos; Susumu Goto; |
| 227 | Singularities in Two Phase Viscoelastic Displacement Flows in A Rectilinear Hele-Shaw Cell Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider viscoelastic Hele-Shaw flows involving two immiscible upper convected Maxwell fluids [1, 2]. |
Prabir Daripa; |
| 228 | Life, Death, and Propagation of An Isolated Turbulent Blob Fed By Vortex Loops Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We create and sustain an isolated blob of turbulence by repeatedly firing together vortex loops. |
Takumi Matsuzawa; Minhui Zhu; Nigel Goldenfeld; William Irvine; |
| 229 | Numerical Investigation of Secondary Instabilities Along Helical Disturbances in A Swirling Liquid Jet Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Three-dimensional numerical simulations are performed to find the fundamental flow behavior of the swirling liquid jet for axial Reynolds numbers of 50≤ Re ≤ 300 and swirl numbers range of 0.50≤ S ≤ 1.55 corresponding to two control parameters, the mean injection velocity and angular velocity applied at the nozzle inlet. There are two main objectives of this paper (1) To explain the physical mechanism behind the evolution of the secondary instabilities at the interface and (2) To understand the impact of varying rotation rates on the generation of these secondary instabilities. |
Toshan lal sahu; Prasanta Kumar Das; Rajaram Lakkaraju; |
| 230 | Role of Stochasticity in The Transition to Turbulence in Pipe Flow Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a statistical mechanics model of transitional pipe flow turbulence based on energy balance in the interaction between turbulence, zonal flow, and the baseline shear flow. |
Xueying Wang; Hong-Yan Shih; Nigel Goldenfeld; |
| 231 | Higher-order Large Eddy Simulations for Engineering Applications and Science Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The goal of this work is to present some key results of higher-order LES for a variety of flow regimes conducted on highly parallel HPC clusters. |
Kalyani Bhide; |
| 232 | Leveraging Deep Learning to Predict Small Scale Dynamics of Turbulence at Higher Unseen Reynolds Numbers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In recent years, deep learning algorithms have emerged as promising modeling tools because of their ability to directly learn from data. Here, we present such an analysis in which tensor-based deep neural networks are utilized to model the gradient dynamics of velocity and scalars in turbulence. |
Dhawal Buaria; Katepalli Sreenivasan; |
| 233 | Towards Learning A Lattice Boltzmann Collisional Operator Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present preliminary results in which a neural network is successfully trained as a surrogate of the single relaxation time BGK operator. |
Alessandro Gabbana; Alessandro Corbetta; Vitaliy Gyrya; Daniel Livescu; Joost Prins; Federico Toschi; |
| 234 | Learning Closure Models with Neural Operator-embedded Differentiable CFD Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We discuss an approach using the differentiable physics paradigm that combines known physics with machine learning to develop closure models for the Navier-Stokes equations. |
Varun Shankar; Venkat Viswanathan; |
| 235 | A Data-free Partial Differential Equation (PDE) Solver in The Framework of Physics-informed Neural Networks (PINN) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, combining the advantages of finite difference method (FDM) and PINN, a new data-free PDE solver called PINN-FDM is introduced. |
Xiaoyu Tang; Boqian Yan; |
| 236 | Defending Smart Electrical Power Grids Against Cyberattacks with Deep Q-learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate the workings of our deep-Q learning solution using the benchmark W&W 6-bus and the IEEE 30-bus systems, the latter being a relatively large-scale power-grid system that defies the conventional Q-learning approach. |
Mohammadamin Moradi; Ying-Cheng Lai; Yang Weng; |
| 237 | Using Transfer Learning to Generate Samples for Large Systems of The Spin-fermion Hamiltonian Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The main bottleneck of our previous work is generating the training data set requires time and memory resources that scale unfavorably as the sytem’s size. We present a transfer learning approach in which we train neural networks on smaller systems and by appropriately modifying them we build models that can generate samples for far larger systems. |
Georgios Stratis; Pau Closas; Adrian Feiguin; |
| 238 | Learning Coronal Nonlinear Force-Free Magnetic Fields Through Differentiable Rendering Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider the ill-posed problem of computing the 3D magnetic field above the surface of the sun (the corona) from the vector magnetic field on the surface (the photosphere) and 2D optical projections of plasma flowing through magnetic field lines in the corona. |
Phillip Lo; Eric Jonas; |
| 239 | Multiscale Perturbed Gradient Descent: Chaotic Regularization and Heavy-Tailed Limits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we introduce multiscale perturbed GD (MPGD), a novel optimization framework where the GD recursion is augmented with chaotic perturbations that evolve via an independent dynamical system. |
Soon Hoe Lim; |
| 240 | Data-driven Discovery and Interpolation of Green’s Functions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To gain a deeper understanding of nature, we present a data-driven approach to mathematically model unknown physical systems, by learning a Green’s function for its hidden, governing partial differential equations. |
Harshwardhan Praveen; Nicolas Boulle; Christopher Earls; |
| 241 | Toward Automated Design of Optimized High Energy Density Material Science Experiments on The Z Machine Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A computational framework has been developed that analyses the statistical spread in LTGS timings to calculate the probability of experiment failure. |
Andrew Porwitzky; Justin Brown; William Lewis; |
| 242 | Using Deep-learning to Uncover Physics of Magnetic (charged Particle) Confinement in Magnetized Liner Inertial Fusion Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We built an artificial neural network surrogate trained on expensive physics calculations of magnetized fast charged-particle transport and associated secondary neutron emission in MIF plasmas used to diagnose BR. |
William Lewis; Owen Mannion; Christopher Jennings; Daniel Ruiz; Patrick Knapp; Matthew Gomez; Adam Harvey-Thompson; Stephen Slutz; Kristian Beckwith; Kristian Beckwith; |
| 243 | MADEM: Energy-efficient Training of Deep Neural Networks Using Memristor Arrays Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By using a novel learning algorithm compatible with analog in-memory-computing provided by memristor array, we demonstrate efficient training of deep neural networks, which is not only biologically plausible (local update rule), but also energy-efficient (5 orders of magnitude smaller), and faster (36 smaller latency). |
Suin Yi; Suhas Kumar; |
| 244 | Automatic Detection of Fake Tweets About Covid-19 Vaccine in Portuguese Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We developed BERTVacPort, an approach to automatically and reliably label tweets about vaccines in Portuguese as reliable or fake. |
Rafael Geurgas Zavarizz; Leandro Tessler; |
| 245 | Transferable Coarse Grained Free Energy Models Enabled By Active Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work helps pave the way towards efficient autonomous training of reliable and uncertainty aware many-body machine learned coarse grain models. |
Blake Duschatko; Jonathan Vandermause; Nicola Molinari; Boris Kozinsky; |
| 246 | Characterizing Data Assimilation in Navier-Stokes Turbulence with Transverse Lyapunov Exponents Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a mathematical framework to study the assimilation phenomena characterized by the transversal stability of an invariant manifold containing a turbulent attractor, which we call a data-assimilation manifold. |
Masanobu Inubushi; Susumu Goto; |
| 247 | Anelastic Thermal Convection in Spherical Shells Using Hybrid Discrete Exterior Calculus and Finite Difference Method Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The present work verifies and benchmarks an in-house developed hybrid solver for anelastic thermal convection in spherical shells. |
Pankaj Jagad; Hamid Khan; Matteo Parsani; |
| 248 | A Numerical Study of Superhydrophobic Surfaces with Riblet in Turbulent Channel Flow Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, numerical simulations were performed to explore the effect of the SH surfaces in wall-bounded flows. |
Ali Safari; Shuhuai YAO; |
| 249 | Fokker-Planck Based Central Moment Lattice Boltzmann Method for Simulations of Thermal Convective Flows at High Rayleigh Numbers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We construct two FP-based LBMs, one for recovering the Navier-Stokes equations and the other for simulating the energy equation, where, in each case, the effect of collisions is represented as relaxations of different central moments to their respective attractors. |
William Schupbach; Kannan Premnath; |
| 250 | Reversing The Irreversible – Super-resolution of Noisy Turbulent Flow Fields Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present a physics informed data driven method which allows one to estimate the “true” state of the flow field from noisy observations, provided that the underlying field is described by Navier-Stokes equations. |
Malgorzata Zimon; Mykhaylo Zayats; Kyongmin Yeo; Levente Klein; Sergiy Zhuk; |
| 251 | Wetting Dynamics of Nanoparticle-laden Droplets: from Fully Spreading to Non-sticking” Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the wetting dynamics of aqueous drops, loaded with either silica nanoparticles or sodium dodecyl sulfate surfactants, on a hydrophilic glass surface that is submerged in high viscosity oil. |
Parisa Bazazi; Hossein Hejazi; |
| 252 | Ultrafast Transients Dictate Droplet Self-propulsion on Heated Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using insights from high-speed infrared thermography, we establish a transient, analytical model that predicts whether a droplet will boil, propel, or Leidenfrost at steady state based on the substrate material and initial temperature. |
Fabian Dickhardt; Victor Leon; Kripa Varanasi; |
| 253 | Lattice Boltzmann Simulations of Self-Rewetting Drops Impinging on Nonuniformly Heated Fluid Interfaces and Solid Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We utilize such a novel algorithm to study the impingement of self-rewetting drops on another self-rewetting fluid layer as well on a solid wall, where both the fluid interface and the solid surface are heated nonuniformly. We report the effect of various characteristic parameters on the post-impingement interfacial fluid dynamics of drop-interface and drop-wall interactions involving self-rewetting fluid drops and compare them with those based on regular fluid drops. |
Bashir Elbousefi; William Schupbach; Kannan Premnath; |
| 254 | Anisotropic Droplet Motion on Ratcheted Hydrophobic Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To understand the role of geometry on anisotropic droplet transport, we have studied water droplet motion on hydrophobically-modified blazed surfaces. |
Dillon Gagnon; |
| 255 | Effects of Flow Control in Drop Formation in Coflow and Electro-coflow Settings Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work was focused on how the flow control method used – controlled flow rate (using syringe pumps) or controlled pressure – affects the drop size, frequency of formation, and the transition from dripping to jetting regime. |
Josefa Guerrero Millan; Kathrin Dowdy; |
| 256 | A Smaller-scale Experiment to Study The Physics of Spray Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Everyone should respect the power of the ocean on a stormy day. One measure of the energy present in a stormy sea state is the amount and trajectory of the spray. Spray is present … |
Gary Lapham; |
| 257 | How Surfactant Mass Transfer Can Be Used to Control The Boiling Crisis Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we investigate how the boiling crisis changes on a gold heating surface when surfactants are added over a wide concentration range for optimal heat transfer enhancement. |
Mario Mata; Brandon Ortiz; H. Jeremy Cho; |
| 258 | Grain-scale Origins of Ultrastability in Cyclically Driven Shear-jammed Granular Material Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the present work, we use photoelastic imaging methods to examine the evolution of contact forces within a shear cycle after an ultrastable state is formed in a layer of plastic discs. |
Joshua Socolar; Yiqiu Zhao; Yuchen Zhao; Dong Wang; Hu Zheng; Bulbul Chakraborty; |
| 259 | Jamming-controlled Shear Stiffening in Particle-filled Soft Solids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Inspired by the stress-controlled shear-thickening effects in dense suspensions, we proposed a phenomenological model that explains the stiffening effect through critical scaling laws near a stress-dependent jamming point. |
Yiqiu Zhao; Haitao HU; Qin Xu; |
| 260 | Emergent Elasticity in Shear-jammed Granular Materials Under Cyclic Shear Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work provides additional insight into the effect of oscillatory deformation in modifying the mechanical properties of a jammed granular packing. |
Yuchen Zhao; Dong Wang; Hu Zheng; Bulbul Chakraborty; Joshua Socolar; |
| 261 | Quaking in Sand — Dynamics of Granular Shear Flow at The "quasi-static" Limit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a minimal model that produces repetitive quaking of soft particles under steady shearing in numerical experiments. |
W.-C. Lee; Cheng-En Tsai; |
| 262 | Mechanical Energy Transfer for Two Particles in A Vertically Vibrating Channel Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present an experiment and simulation study of two colliding particles in a vertically shaken channel driven sinusoidally. |
Kai Yang; Jeffrey Olafsen; |
| 263 | Fragility in A Macroscopic Model of A Glass-forming Liquid Based on A Nonvibrating Granular System Under A Time-dependent Magnetic Field Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the glass transition in a nonvibrating granular system composed of magnetic steel pellets under a variable magnetic field at a fixed particle concentration. |
Cecilio Tapia-Ignacio; Ruben Fossion; Fernando Donado; |
| 264 | Modeling and Simulation of Collective Behavior in Actin-Propelled Beads Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We aim to collect statistics on relevant properties of the flocks, such as their size and persistence, and compare with experimental data. The goal of the project is to use simulations to further test hypotheses on how system parameters such as actin concentration, particle number density, and particle-to-system size ratio control the collective behavior of these active beads. |
Narges Kelly; Thomas Fai; Guillaume Duclos; Benjamin Strain; Amélie Chardac; Izaiah Alvarado; |
| 265 | Collective Dynamics of Swarmalators with Time-delayed Interactions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we studied the effects of time delay in interactions on collective dyanmics of a population of swarmalators – phase oscillators that synchronize in time while swarming through space. |
Oleg Kogan; Kevin O’Keeffe; Nick Blum; |
| 266 | Fluttering Induced Flow in A Closed Chamber Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We derive an analytical model that accounts for the coupled, two-way, fluid-sheet interaction. |
Oz Oshri; Yuri Feldman; Kirill Goncharuk; |
| 267 | Anomalous Heating Dynamics in The Stochastically Driven System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: An interesting effect is that transition between a metastable phase to that of a fully chaotic heating phase which is controlled by the drive frequency of the system is controlled by the randomness. We discuss these anomalous diffusive phases in classical incoherently driven kicked many-body rotor and quantum kicked top. |
Aritra Kundu; |
| 268 | Experimental Observations of The Effects of Intermolecular Van Der Waals Force on Entropy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: An experimental effort was conducted to measure the change in internal energy of non-ideal carbon dioxide as its volume rapidly expanded with the sudden opening of a valve from one to two compressed gas cylinders. |
Matthew Marko; |
| 269 | Spontaneous Suppression of The Inverse Energy Cascade By The Generation of Shielded Vortices in Instability-driven Two-dimensional Turbulence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using extensive direct numerical simulations, we study two-dimensional turbulence driven by a wavenumber-localised instability superposed on stochastic forcing, in contrast to previous studies of state-independent forcing. |
Adrian van Kan; Benjamin Favier; Keith Julien; Edgar Knobloch; |
| 270 | Measuring Vorticity in Astrophysical Turbulence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Raymond et al (ApJ 903,2,2020) report an estimate of vorticity from spatially-varying Doppler shifts in the Cygnus Loop supernova remnant. |
Steven Spangler; |
| 271 | Uncertainty Quantification Integrated with The Reduced-Dimensional Modeling of Supersonic Shear Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The authors present a novel approach where reduced-dimensional modeling leveraging K-means clustering [3] and uncertainty quantification has been integrated with reduced-order modeling. |
Kevin Hartman; Ragini Acharya; |
| 272 | Probabilistic Machine Learning to Improve Generalisation of Data-Driven Turbulence Modelling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Furthermore, heterogeneous datasets containing a mix of experimental and simulation data must be efficiently handled. In this work, field inversion and an ensemble of Gaussian Process Emulators (GPEs) is employed to address both of these challenges. |
Nick Pepper; Joel Ho; Tim Dodwell; |
| 273 | Aggregation of Virus Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a model considering collisions between virus particles with double layers. |
suresh AHUJA; |
| 274 | Acoustic Bubble for Cell Patterning and Co-culture Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will introduce an acoustic bubble-based microfluidic platform for cell patterning and co-culture in complex structures. |
Yuan Gao; |
| 275 | On The Decay of Propulsive Performance of A Pitching Foil Near The Free Surface Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: An experimental set-up has been designed to study the propulsive performance of a pitching foil near the water free surface. The system is actuated by a servo that rotates … |
Francisco Huera-Huarte; |
| 276 | Collaborative Locomotion of Artificial Microswimmers Through Reinforcement Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we utilize deep reinforcement learning to obtain the effective locomotory policy of two collaborative colinear microswimmers. |
Yangzhe Liu; Zonghao Zou; On Shun Pak; Alan C. H. Tsang; |
| 277 | Vortex Dynamics in The Wake of A Finite Span Wing in Stable Stratification Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the present work we simulate the full wake behind a finite span wing upto a downstream distance of 60 chord lengths for various levels of stratification. |
Mohd. Suhail Naim; Navrose Navrose; |
| 278 | Evolution of A Two-layer Film with Large Viscosity Ratio Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work focuses on developing a mathematical model that describes the evolution of two immiscible Newtonian liquid layers: the lower layer rests on a solid substrate and the upper layer rests on top of the lower layer. |
Ensela Mema; Linda Cummings; Lou Kondic; |
| 279 | Instability and Jetting of A Charged Milimeter-Scale Water Drop Evaporating in A Strong Electric Field Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the presentation the mechanism of drop charge, the cause of charge loss, and the influence of a strong electric field on drop jetting will be discussed. |
John Lee; Fahad Obaid; Sabyasachi Paul; Yong Chan Cho; Geun Woo Lee; Michael SanSoucie; Robert Hyers; |
| 280 | Influence of Fluid Viscosity on Elastocapillary Coiling Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: A typical spider web is composed of many different types of silk, each designed for a specific purpose. The capture thread is a soft, extensible silk thread decorated with sticky … |
JP Raimondi; Sara Gonzalez; Emilie Dressaire; |
| 281 | Molecular Dynamics Investigation Into The Spreading of Water on Completely Wetting Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will show that a first principle model based on hydrodynamic theory describes the spreading data rather well in the regime where the low contact angle approximation holds and, overall, the simulation results qualitatively agree with recent experimental data. |
Mesfin Tsige; Selemon Bekele; |
| 282 | The Limits to Bubble Capture Through Porous Aerophilic Membranes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Hence, in this work we seek out the mechanisms behind transport of a bubble in contact with a hydrophobic membrane. |
Bert Vandereydt; Saurabh Nath; Jack Lake; Tal Joseph; Kripa Varanasi; |
| 283 | Mixing Droplets in The Wind Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We compare the mixing with other mixing flows and aim to rationalize it with analytical and numerical models for the internal flows. |
Jessica Wilson; Howard Stone; |
| 284 | Intertwined Effects of Solidification and Impact: Instability, Fingering, and Satellite Drop Ejection Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work aims to ultimately reveal how solidification interferes with splashing dynamics. |
Peiwen Yan; Pirouz Kavehpour; |
| 285 | Reciprocal Swimming at Intermediate Reynolds Number Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we introduce a general model and investigate the behaviour of an asymmetric spherical dimer of oscillating length for small-amplitude motion at intermediate Re. |
Nicholas Derr; Thomas Dombrowski; Chris Rycroft; Daphne Klotsa; |
| 286 | Brownian Dynamics Simulations of Interacting Magnetic Tri-axial Ellipsoids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report the analytical expressions for the interaction dipolar forces and torques between permanently magnetized tri-axial ellipsoids with different shapes and materials. |
Daniel Duke; Isaac Torres Diaz; |
| 287 | Velocity Fluctuations in The Sedimentation of Active Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find an enhancement particle mean-square displacement in the lateral direction once activity is introduced in the system. |
Bryan O Maldonado; Shravan Pradeep; Paulo Arratia; Douglas Jerolmack; |
| 288 | Helical Locomotion in Yield Stress Fluids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report experiments on the locomotion of a helical swimmer in yield stress fluids. |
Farshad Nazarinasrabad; Hadi Mohammadigoushki; |
| 289 | Tuning Biflagellar Dominance in A Robotic Model of Phototactic Algae Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Further, we observed that turning performance was sensitive to the flagellar waveforms. Based on these insights, we propose a mechanistic model of sensorimotor coupling in which phototaxis is achieved by controlling the functional asymmetry between the two flagella in response to light. |
Tommie Robinson; Kelimar Diaz; Kirsty Wan; Daniel Goldman; |
| 290 | Using Calibrated Numerical Models As A Noninvasive Probe to Study Bacterial Motility Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have shown that our method provides unique insights into how cylindrical body shape affects swimming performance measures near a boundary (Shindell et al., Fluids, 2021). |
Bruce Rodenborn; Hoa Nguyen; Orrin Shindell; Frank Healy; Kathleen Brown; Brianna Tilley; |
| 291 | Computing The Dynamics of Motile Bacteria from Experimental Data Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we present our method and the results of our torque measurements. |
Orrin Shindell; Hoa Nguyen; Frank Healy; Bruce Rodenborn; |
| 292 | Leveraging Interpretable Machine Learning for Climate Physics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, I will describe the complex and multiscale nature of the climate system and how machine learning can be leveraged to deepen our understanding of key physical climate processes. |
Laure Zanna; Andrew Ross; Pavel Perezhogin; Carlos Fernandez-Granda; Ziwei Li; |
| 293 | Probabilistic Learning for Predictive Modeling of Climate Variability Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: While comprehensive climate models are skilful at predicting the response of the climate system to external forcing, they are less skilful when it comes to predicting the natural … |
Balu Nadiga; |
| 294 | Learning Fire Spread Dynamics with Physics-constrained Machine Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will present preliminary results from a physics-constrained machine learning (ML) model of fire spread dynamics. |
Jatan Buch; Aniket Jivani; Xun Huan; A. Park Williams; Pierre Gentine; |
| 295 | Long-term Instability of Deep Learning-based Digital Twins of The Climate System: Cause and Solution Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show improvement in short-term forecasts, as well as long-term stable emulations for hundreds of years with accurate mean and variability. |
Ashesh Chattopadhyay; Pedram Hassanzadeh; |
| 296 | Global and Direct Solar Irradiance Estimation Using Deep Learning and Selected Spectral Satellite Images Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As for DNI estimation, the proposed method shows a nRMSE reduction of 13.77%. |
Shanlin Chen; |
| 297 | Integrating The Spectral Analyses of Neural Networks and Climate Physics for Stable, Explainable, and Generalizable Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using several setups of 2D turbulence, two-layer quasi-geostrophic turbulence, Rayleigh-Benard convection, and ERA5 reanalysis, we introduce methods to address (1)-(4). |
Pedram Hassanzadeh; Yifei Guan; Adam Subel; Ashesh Chattopadhyay; |
| 298 | Reduced-order Modeling of Arctic Amplification Feedbacks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present initial work on data-driven reduced-order models to analyze the key feedback between ice albedo and surface temperature. |
Adam Rupe; Craig Bakker; Derek DeSantis; Jian Lu; |
| 299 | Physics-informed and Equality-constrained Artificial Neural Networks with Applications to Partial Differential Equations and Multi-fidelity Data Assimilation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we investigate the application of artificial neural networks to mining physics. |
shamsulhaq basir; Inanc Senocak; |
| 300 | Energy Harvesting By An Intelligent Body from Turbulence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we report numerical and analytical evidence on how the rotational dynamics of a neutrally buoyant body can conspire to allow the harvesting of energy from the turbulent fluid motion efficiently. |
Yagmur Kati; sinan gundogdu; Bruno Andreis; Sabine Klapp; |
| 301 | Numerical Proof of Shell Model Turbulence Closure Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work demonstrates the capability of Machine Learning to capture complex multiscale dynamics and reproduce complex multi-scale and multi-time non-gaussian behaviors, opening up the possibility to tackle turbulence modelling in Navier-Stokes Equations. |
Giulio Ortali; Alessandro Corbetta; Gianluigi Rozza; Federico Toschi; |
| 302 | Using Good Vibrations: Melting and Controlled Shear Jamming of Dense Granular Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study suspensions of rough silica particles in a Newtonian fluid. |
Chloé Garat; |
| 303 | The Collapse of A Granular Raft Under Bi-axial Compression Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Taken together, our study provides new insights on the unusual dynamics of fluid interfaces laden with a monolayer of granular particles. |
Ranit Mukherjee; Benjamin Druecke; Xiang Cheng; Sungyon Lee; |
| 304 | Particle Induced Lubrication During The Flow of A Granular Material Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have studied the flow behavior of a granular material by coating the surface of individual particles in the material with very tiny, frictionless, lubricant particles. |
Ravindra Ghodake; Ashish Orpe; Pankaj Doshi; |
| 305 | The Odd Weight of Grains: Anomalous Janssen Effect in Narrow Granular Columns Related Papers Related Patents Related Grants Related Venues Related Experts View 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; |
| 306 | Simulating Soft Granular Silo Flow in Varying Gravity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present results of LAMMPS Molecular Dynamics simulations of 2D gravity-driven flows of ~30,000 soft uniform spheres through a vertical silo. |
Abigail Tadlock; Kerstin Nordstrom; |
| 307 | Granular Rod Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we explore how the properties of a granular rod, namely it’s aspect ratio and surface roughness, influence the angle of reponse for systems of varying size, flowing down an inclined plane, using the discrete element method, that is fully accessible to students at any level. |
Leo Silbert; Imane Bahji; |
| 308 | The Astonishing Behavior of Non-convex Grains in Granular Shear Experiments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The details of this phenomenon are extremely sensitive to the particle geometry and the height of the granular bed. We propose a hypothesis that explains this behavior qualitatively. |
Ralf Stannarius; Mahdieh Mohammadi; Ahmed Ashour; Dmitry Puzyrev; Torsten Trittel; |
| 309 | Rotation and Translation Dynamics in A Granular Gas of Rough Spheres in Microgravity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We analyze the role of translations and rotations during their granular cooling. |
Kirsten Harth; Torsten Trittel; Dmitry Puzyrev; Ralf Stannarius; |
| 310 | Granular Shear Jamming with Fixed Pinning Sites Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We characterize the mean flow and stress response when small numbers of pinning sites are present in the system. |
Brian Utter; Diana Phommavanh; Christopher Mastandrea; Cacey Bester; Katharina Vollmayr-Lee; Amy Graves; |
| 311 | Local and Global Measures of The Shear Modulus of Jammed Packings Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We first measure the ensemble-averaged shear modulus, < G tot> = < G + − | G −|> as a function of the pressure p, where G + and | G –| are the contributions from configurations with positive and negative shear moduli, respectively. We show that < G +> and <| G −|> obey different scaling relations with pressure above and below pN 2∼1, where N is the system size. |
Weiwei Jin; Shiyun Zhang; Jerry Zhang; Mark Shattuck; Corey O’Hern; |
| 312 | Statistics Predict Random Circle Packing Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present the general formula for the density of random packed circles from their PDFs, and the theoretical underpinnings of the formula. |
David Meer; Eric Weeks; |
| 313 | Sailing Leidenfrost Droplets on Superheated Granular Layer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We characterize the sailing motion for a wide range of particle sizes and liquid properties. |
Binh Nguyen; Tuan Tran; Dongdong Liu; Vu Nguyen; |
| 314 | In-Situ Measurements of Stress Fluctuations and Kinematics in Triaxial Tests Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The apparatus can uniquely be used to study sand samples as small as 1 mm diameter by 2 mm tall (containing about 1000 grains of Ottawa sand) and as large as 15 mm diameter by 30 mm tall (containing over 50000 grains of Ottawa sand). Here, we report uses of this apparatus at laboratory and synchrotron x-ray facilities to study the micromechanics of sand undergoing large strains (>30% in shear bands, 15% axially). |
Ryan Hurley; Ghassan Shahin; Ye Tian; Edward Ando; Øyvind Torgersrud; Eleni Stavropoulou; Andrew King; |
| 315 | Is The Resonant Wave Interaction Approximation Consistent with The Dynamics of Internal Wave Fields? Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In order to test the validity of the resonance wave interaction approximation, we examine several analytical derivations of the theory. |
Golan Bel; Eli Tziperman; |
| 316 | Modeling Turbidity Currents from A Moving Source: Vehicle Path Optimization and Polydispersity Effects Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use both the shallow-water approximation and box models to capture the dominant dynamics at play. |
Francois Blanchette; |
| 317 | Simulations of Settling Marine Aggregates in A Stratified Fluid Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the absence of stratification, the flow around the aggregate is computed in the limit of zero Reynolds number using a boundary integral method. |
Eunji Yoo; Francois Blanchette; Shilpa Khatri; |
| 318 | Cerebrospinal Fluid Pressure Distribution in Head During External Impacts Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study the interaction between skull, brain, and CFS during mTBI incident is investigated to better. |
Parnian Hemmati; Mayumi Prins; Christopher Giza; Pirouz Kavehpour; |
| 319 | Graphene-based Thermal Pump to Enable Continuous Water Flow Through Slit Nanochannels: The Role of Flexural Phonons Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, by performing all-atom Non-Equilibrium Molecular Dynamics simulations, we propose a graphene-based thermal nanopump which produces controlled and continuous water flow in nanoslit channels. |
Elton Oyarzua; Harvey Zambrano; J Walther; |
| 320 | High-Resolution Simulations of H2/O2 Detonations Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The accurate simulation of gaseous combustion is difficult due to the multi-scale nature and geometrical complexity of detonation and deflagration waves. To address this … |
Brian Romero; Jesse Canfield; Fernando Grinstein; |
| 321 | Electrohydrodynamic Stability of A Two-layer Channel Flow in The Presence of Interfacial Surfactant Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The two viscous immiscible fluids considered in this study are leaky dielectrics.The electric field induced instability is further enhanced or suppressed by the interfacial surfactant. |
SARITA YADAV; |
| 322 | Going with The Flow: Colloidal Dynamics at Moving Immiscible Fluid Interfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, in many cases, particle deposits are dense aggregates, giving rise to new complexities that cannot be described by single-particle models. We use confocal microscopy to visualize interactions between these multilayer deposits and moving immiscible fluid droplets in microchannels. |
Joanna Schneider; Rodney Priestley; Sujit Datta; |
| 323 | The Tunability and Influence of Wetting on Liquid/solid Interfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work sheds light on the microscopic mechanisms of wetting and ion transport at solid/liquid interfaces. |
Meng Shen; |
| 324 | Osmotic Swelling of Chemically Responsive Hydrogels Induced By Non-uniform Chemical Signals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In contrast with swelling of most gels caused by the osmotic imbalance due to their polymer composition, we hypothesize that the transient swelling of the PAA gels must be driven by the temporary osmotic pressure accumulation upon rapid release of the trapped copper into the gel’s fluid phase. |
Chinmay Katke; Peter Korevaar; C. Nadir Kaplan; |
| 325 | Chiral Co-assembly of Titania Nanorods and Cellulose Nanocrystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, a novel and cost-effective bottom-up method for fabricating chiral mesomorphic ceramics was achieved via co-assembly between TiO 2 nanorods and cellulose nanocrystals (CNCs). |
Wenshi Zhang; Xinquan Cheng; Shaw Chen; Mitchell Anthamatten; |
| 326 | Viscoelastic Properties of Molecularly Thin Liquid Crystal Films By Surface Light Scattering Spectroscopy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a surface light scattering spectroscopy study of the surface properties of molecularly thin films of 8CB (4′-Octyl-4-biphenylcarbonitrile) at an air-water interface as a function of increasing temperature, covering the range over which the bulk phase transition from smectic to nematic occurs. |
Angelo Visco; Huda Alwusaydi; Anthony Smart; William Meyer; Alexander Belgovskiy; Jay Mann; Elizabeth Mann; |