Highlights of Fluid Dynamics (DFD) Talks @ APS 2024 March Meeting
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TABLE 1: Highlights of Fluid Dynamics (DFD) Talks @ APS 2024 March Meeting
| Paper | Author(s) | |
|---|---|---|
| 1 | Invited Talk: Agnese SeminaraPhysics-informed Reinforcement Learning for Animal Navigation: Strategies to Navigate Turbulence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will propose a second algorithm for turbulent navigation, where agents use temporal memory to measure salient features of odor time series. |
Agnese Seminara ; Nicola Rigolli ; Gautam Reddy ; Nicodemo Magnoli ; Lorenzo Rosasco ; Alessandro Verri ; Daniele Lagomarsino-Oneto ; Massimo Vergassola ; Corey Allard ; Peter Kilian ; Nicholas Bellono ; Martin James; |
| 2 | Invited Talk: Getting in Shape—unraveling The Morphodynamics of Microbial Collectives Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This spatial structure plays a pivotal role in influencing diverse biological functions, such as community growth, stability, resilience, and diversity; and yet, how exactly spatial structure emerges in a multicellular microbial community remains poorly understood. In this talk, I will describe my group’s use of both experiments and theory to address this gap in knowledge. |
Sujit Datta; |
| 3 | Flow-driven Biofilm Assembly and Dynamics in Fluids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate how fluid dynamics conditions drive biofilm assembly and the emergence of distinctive morphological and mechanical properties. |
Eleonora Secchi; |
| 4 | Invited Talk: Squeeze Confinement-induced Changes in Flow Fields of Ciliated Marine Larvae Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We vary the confinement parameter – the gap between the glass slide and cover slip (h) – and observe changes in the number of vortices, vortex size, and intensity. |
Vivek Nagendra Prakash; |
| 5 | Collective Functionalities Emerging in Active Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, this puzzle of how biological self-organization emerges from the collective dynamics of individual constituents remains unsolved. In this talk, I will discuss some of these collective functionalities, including non-reciprocal communication, coordinated navigation, and cooperative nutrient transport. |
Arnold Mathijssen; |
| 6 | Paper-based Device to Detect Adulterants in Milk Sample Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Along with a statistical analysis of color intensity data, the study analyzes the repeatability, reproducibility, sensitivity, and linear range of detection of the detection process. This user-friendly and portable 3D microfluidic device presents a simple solution for detecting adulterants in milk and other liquid food items. |
Anushka Anushka ; Prasanta Kumar Das ; Aditya Bandopadhyay; |
| 7 | Molecular Dynamics Simulation of Lithium Extraction Using Two-dimensional Metal-Organic Framework Membranes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we investigate the extraction of Li + from solutions containing Li + and Mg 2+ using two-dimensional Metal-Organic Frameworks (MOFs) through molecular dynamics simulations. |
LIU Biyuan ; Yixiang Wang ; Lirong LI ; Zhigang LI; |
| 8 | Extremely Slow Water Transport in Tight Biomolecular Confinement and The Prediction of A Transition in Mechanical Properties Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present water transport kinetics measurements in nanoscale pores of hygroscopic bacterial spores as the pore dimensions are varied in a range from approximately 0 to 1.5 nm (1). |
Ozgur Sahin ; Michael DeLay ; Steven Harrellson ; Xi Chen ; Jonathan Dworkin ; Howard Stone ; Ahmet-Hamdi Cavusoglu; |
| 9 | Miscible Displacements of A Non-colloidal Suspension in A Tube Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we experimentally investigate the displacement of a neutrally buoyant, non-colloidal particle suspension by the same suspending fluid inside a cylindrical tube. |
Zilong He ; Richi Bansal ; Sungyon Lee; |
| 10 | Pore Network Models for Porous Media with Applications to Filtration Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We model the void space of a non deformable porous material as a randomly-generated network of pores with circular cross-section. |
Linda Cummings ; Binan Gu ; Pejman Sanaei ; Lou Kondic; |
| 11 | Surface Instability During The Extrusion of Viscoelastic Gels Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we will present a new mechanism that can create surface instabilities during extrusion-type flows. |
Jonghyun Hwang ; Mariana Altomare ; Howard Stone; |
| 12 | Derivation of Lattice Boltzmann from Coarse Graining Molecular Dynamics and Lattice Gases Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Fluids can be modelled at different scales, on the macroscopic scale through conservation equations for mass, momentum, and energy (i.e. Navier Stokes) and on the microscopic scale through Newtonian mechanics of molecules (or even more rigorous quantum descriptions). These descriptions have to match (at least in principle) and a bridging of those scales is accomplished using kinetic theory through Liouville’s equation, the equivalent BBGKY hirarchy, its lowest order approximation the Boltzmann equation and from this, by taking the hydrodynamic limit, the macroscopic conservation equations. |
Alexander Wagner ; Aleksandra Pachalieva ; Noah Seekins; |
| 13 | Brachistochrone Curvs for Particles in Viscous Fluid Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The Brachistochrone is a classical problem in which a cycloid is determined to be the fastest path of descent for a body rolling under the influence of gravity. In this study, we examine the rolling motion of a particle under the combined effects of gravity, buoyancy, and the rolling motion of a particle possessing mass and a moment of inertia, investigating how these physical parameters modify the curve. |
Ramin Gasimli ; Varghese Mathai; |
| 14 | Clustering, Rising, and Settling Dynamics of Particles in A Water Wave Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We numerically study the behavior of inertial point-particles settling, rising, and clustering through a standing water wave flow field in a domain with periodic boundary conditions. |
Henry Jordan ; Varghese Mathai; |
| 15 | Spontaneous Symmetry-breaking Faraday Instabilities Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Specifically, we present a spontaneous symmetry-breaking instability that transforms standing Faraday waves into rapidly traveling waves, rotating either clockwise or anti-clockwise, in annular geometries. |
Jian Hui Guan ; Connor Magoon ; Matthew Durey ; Roberto Camassa ; Pedro Saenz; |
| 16 | Galloping Bubbles: Spontaneous Self-propulsions of Vibrating Bubbles Along Solid Boundaries Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we demonstrate that vertically vibrated bubbles near a wall may undergo a spontaneous symmetry breaking in their harmonic shape oscillations, leading to steady propulsive motion. |
Saiful Tamim ; Jian Hui Guan ; Connor Magoon ; Pedro Saenz; |
| 17 | Explaining Axial Band Formation for Bidisperse Particles in Rotating Tumblers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using DEM simulations, we show that initial radial segregation of the small and large particles in the surface flowing layer results in a layer of mixed particles with a higher bulk density due to more efficient packing over a layer of monodisperse small particles with a lower bulk density. |
Richard Lueptow ; Umberto D’Ortona ; Nathalie Thomas; |
| 18 | Rupture of Thin Liquid Trilayer Films with Soluble Surfactants: Fundamentals and Applications to Droplet Coalescence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we study surfactant-laden thin film rupture by considering a model problem involving a thin liquid trilayer film where rupture of the inner layer is driven by van der Waals forces. |
Shu Yang ; Satish Kumar ; Cari Dutcher; |
| 19 | Soft Glassy Materials with Tunable Extensibility Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we propose a model material, a mixture of soft glassy microgels and solutions of high molecular weight linear polymers. |
Samya Sen ; Rubens Fernandes ; Randy Ewoldt; |
| 20 | Inertial Effects on Tortuosity in Porous Media Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present our latest observations on tortuosity in a three-dimensional porous media model under relatively high Reynolds numbers (Re). |
Maciej Matyka ; Damian Śnieżek ; Sahrish Naqvi ; Dawid Strzelczyk; |
| 21 | Deterministic Infiltration of Voids Among Impermeable Barrier Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While in principle geometrically exact since no discretization scheme is imposed, low dynamical exponents near the percolation transition mean that the tracer particles may visit and revisit portions of the void volume network many times instead of exploring the broader network. To circumvent this inefficiency, we instead use a deterministic method which may infiltrate connected volumes while avoiding redundant visitation of any region of the network containing the randomly selected point. |
Donald Priour; |
| 22 | Efficient Numerical Approaches for Solving Nonlinear Models in Gradient Elution Chromatography Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The research employs a discontinuous Galerkin finite element scheme, well-suited for capturing sharp discontinuities in chromatographic fronts with low computational cost. |
Muhammad Abid; |
| 23 | Manipulating Particles in Stokes Flow: Interaction with Interfaces and Symmetry Breaking Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, if the geometry of the boundary or the geometry of the flow field break this symmetry, net displacement, and thus meaningful manipulation of particle transport, is possible. We investigate the occurrence and magnitude of such a permanent displacement both in prototypical vortical Stokes flow fields and transport flows. |
Sascha Hilgenfeldt ; Xuchen Liu ; Partha Kumar Das; |
| 24 | Drag on A Partially Immersed Sphere at The Capillary Scale Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the drag on a centimetric sphere in a uniform flow in the presence of a free surface as a function of submergence depth. |
Robert Hunt ; Ze Zhao ; Eli Silver ; Jinhui Yan ; Yuri Bazilevs ; Daniel Harris; |
| 25 | Numerical Investigations and Analysis of A Flexible Cantilever Plate in A 2D Closed Channel Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Conversely, F2 oscillations, which are driven by unsteady drag forces, persist across the entire range of Reynolds numbers considered in the study. |
VIVEK KUMAR ; Ashwani Assam ; Deepu Prabhakaran; |
| 26 | Numerical Analysis on The Buckling Instability of A Soft Rod Under Fluid-structure Interaction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We aim to explore the combined effect of fluid-structure interaction (FSI) and structural instability on underwater soft structures. |
Leixin Ma; |
| 27 | Passive Flow Selection Via Elastic Buckling in Narrow Channels Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the fluid-structure interaction of a clamped beam in a rectangular channel at low Reynolds numbers. |
Matteo Pezzulla ; Hemanshul Garg ; Pier Giuseppe Ledda ; Jon Skov Pedersen; |
| 28 | Flexible Structures Enhance Fluid Mixing in A Channel Flow Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Flexible structures enhance fluid mixing in a channel flow. |
Gaurav Singh ; Rajaram Lakkaraju ; Arnab Atta; |
| 29 | Scaled-up Modeling of Individual and Collective Rotation Dynamics of Flagella Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our study provides important insights into the macroscopic design of flagellated bacteria and sheds light onto the collective dynamics of flagella in a bundle driven by a constant torque. |
Moumita Dasgupta ; Chijing Zang ; Luke Omodt ; Daniel Retic ; Aidan Dosch ; Xiang Cheng; |
| 30 | Understanding The Propulsion of A Scallop-like Swimmer in Granular Media Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This study examines the mechanisms underlying the locomotion of a swimmer with two flapping wings in granular materials. |
Amir Nazemi ; Achim Sack ; Harol Torres ; Thorsten Poeschel ; Hongyi Xiao; |
| 31 | Vortex Interaction of Tripod Gait in Interfacial Locomotion of Semiaquatic Insects Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This study can advance our understanding of biomechanics and interfacial fluid mechanics, potentially influencing the design of amphibious robots. |
Johnathan O’Neil ; Pankaj Rohilla ; Victor Ortega-Jimenez ; Saad Bhamla; |
| 32 | Hydrodynamics of Hyperelastic Membranes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we numerically and theoretically investigate the dynamic behavior of an ultra-elastic membrane undergoing finite strains due to hydrodynamic interactions while oscillating in a free-stream flow. |
Varghese Mathai ; Lei Yi ; Dante Lamenza Naylor; |
| 33 | A Neuromechanical Dispersion Relation for Undulatory Swimming Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using a simple neuromechanical model where the organism is treated as a viscoelastic beam actively driven along the body, we identify a unifying relationship between k and ω for organisms ranging from microscopic spermatozoa to nematodes, polychaetes, and macroscopic fish larvae. |
Christopher Pierce ; Daniel Irvine ; Lucinda Peng ; Xuefei Lu ; Hang Lu ; Daniel Goldman; |
| 34 | Seeing New Depths: Visualizing Three-dimensional Flow of Free-swimming Alga with Holographic Microscopy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our study sheds new light on algal swimming and demonstrates the potential of holographic microscopy in imaging complex flows induced by microorganisms in their natural habitats. |
Gregorius Pradipta ; Van Tran ; santosh kumar Sankar ; Kyle Welch ; Jiarong Hong ; Xin Yong ; Xiang Cheng; |
| 35 | Dynamics and Synchronization 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 ; Chung Wing Chan ; Zecheng Gan ; Rui Zhang; |
| 36 | Frozen Flow: Mobility of Diatoms in Ice Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: During our 45-day Arctic expedition aboard the RV Squiliak, we employ customized sub-zero cooled tracking microscopes to capture live imaging of ice diatoms in and atop ice – navigating a unique ecosystem. |
Qing Zhang ; Manu Prakash; |
| 37 | Navigating Captivity: Intercellular Motility of A Dinoflagellate Symbiont in An Acoel Host Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce Waminoa sp., an acoel worm – without a gut, flat in morphology, and hosting symbiotic dinoflagellates – as an ideal platform to probe symbiont motility and individuality inside a host tissue. |
Grace Zhong ; Manu Prakash; |
| 38 | A Miniaturized Non-invasive Real-time Flow Rate Detection System for Non-Newtonian Fluid Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We’ve introduced a compact, non-invasive method adaptable to various conditions that offers precise, real-time measurements of non-Newtonian fluid flow rates. |
Huilu Bao ; Xin Zhang ; Xiaoyu Zhang ; Xiao Fan ; Jinglei Ping; |
| 39 | Heterogeneity-induced Retraction in Viscoelastic Fluids Following Cessation of Flow Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that cessation of flow induces retraction in viscoelastic fluids with flow heterogeneity, and that measuring retraction in cessation of flow can be used to determine spatially-dependent rheological properties. |
Michelle Calabrese ; Patrick McCauley ; Satish Kumar; |
| 40 | Microjet Spitting Defense in Conehead Termites Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We combines mathematical analysis with behavioral observations to reveal two key defensive strategies. |
Elio Challita ; Pankaj Rohilla ; Jacob Harrison ; Prateek Sehgal ; Christina McDonald ; Saad Bhamla; |
| 41 | The Flow Thickens: Predicting Macroscopic Flow Resistance of Viscoelastic Fluid Flow in Porous Media Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work thus improves understanding into the mechanisms driving flow thickening and provides guidelines towards controlling macroscopic flow resistance in applications. |
Emily Chen ; Simon Haward ; Amy Shen ; Sujit Datta; |
| 42 | All Mixed Up: Harnessing Elastic Instabilities for Improved Mixing and Reaction Kinetics in Porous Media Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Under these conditions, diffusion and laminar flow strongly limit solute mixing. Here, we describe how this fundamental limitation can be overcome by adding a dilute amount of flexible, high molecular weight polymers to the fluid. |
Sujit Datta ; Christopher Browne; |
| 43 | Drainage of Real and Vegan Milk Foams Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, the bulk foam drainage kinetics of two animal-based milks (cow and goat) was compared to popularly sold plant-based milks: almond, oat, soy, pea, coconut, and rice. |
Lena Hassan ; Monse Reynoso ; Karim Al Zahabi ; Ramiro Maldonado ; Chenxian Xu ; Reed Nicholson ; Michael Boehm ; Stefan Baier ; Vivek Sharma; |
| 44 | Fast and Accurate Numerical Methods for Evaluating Constitutive Models Under Large Amplitude Oscillatory Shear Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Constitutive models (CMs) are nonlinear systems of integral or differential equations in stresses and strain, and cannot be solved analytically to obtain closed-form solutions. We tackle this problem by presenting two new algorithms rooted in Fourier transform rheology for numerically determining the LAOS response of CMs, viz. |
Shivangi Mittal ; Sachin Shanbhag ; Yogesh Joshi; |
| 45 | Cooperative Transport of Emulsions in Porous Media Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we investigate the transport of emulsions in a micromodel of porous medium using microfluidics and optical imaging. |
Shima Parsa; |
| 46 | Active Matter Transport in Porous Mediums Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will show how the worm employs the different strokes to move through the medium, which changes character with increasing overburden pressure. |
Arshad Kudrolli; |
| 47 | Foam Transport in Porous Media Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Foams are essential in a variety of geophysical systems such as enhanced oil recovery, environmental remediation, to subsurface carbon dioxide sequestration. Thus, there is a need … |
Sibani Lisa Biswal ; Yiwei Wang; |
| 48 | Phoretic Delivery of Colloids to Biofilms in Complex Environments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present an effective approach to enhance nanoparticle penetration into biofilms formed in complex environments. |
Zehao Chen ; Amir Pahlavan; |
| 49 | Barriers, Chutes and Long-range Transport of Active Tracers in Vortex Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present experiments on the effects of imposed, two-dimensional, laminar flows on the motion of self-propelled tracers. |
Thomas Solomon ; Nghia Le; |
| 50 | The Dynamics of Swimmers in Vortex-dominated Flows: The Role of Rotational Noise Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use dynamical systems techniques to study the transport of swimming microorganisms, such as the marine algae tetraselmis, in vortex-dominated, two-dimensional flows. |
Kevin Mitchell ; Taylor Whitney ; Thomas Solomon; |
| 51 | Life of Cyanobacteria in Turbulent Lakes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A numerical model based on non-linear population dynamics describes the measured size distribution. |
Yuri Sinzato ; Robert Uittenbogaard ; Petra Visser ; Jef Huisman ; Maziyar Jalaal; |
| 52 | Microbe-fluid-sediment Interactions in Aquatic and Terrestrial Ecosystems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will discuss how I use flume experiments to study sediment transport, microfluidic experiments to study soil carbon dynamics, and meso-scale microbial experiments to study bacterial spreading in soil. |
Judy Yang; |
| 53 | Aerobiology with Acoustic Levitation Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Airborne microbes critically impact our everyday lives, e.g., rainfall, disease spread, land fertilization, and food production. Often these microbes hitchhike on particulates – … |
Derrick Rodriguez ; Ranjiangshang Ran ; Schuyler Arn ; Keiran Stevenson ; Minsu Kim ; Josef Dufek ; Joshua Mendez Harper ; Justin Burton; |
| 54 | Submerged Cohesive Granular Collapse: Influence of Packing Density Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We explore the submerged collapse of cohesive granular columns, as a function of packing density and cohesive force strength, via grain-resolving direct numerical simulations. |
Eckart Meiburg ; Rui Zhu; |
| 55 | Rheology and Dispensing of Real and Vegan Mayo: The Chickpea or Egg Problem Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Often mayonnaise is presented as a challenging example of an egg-based food material that is hard to emulate using plant-based or vegan ingredients. In this contribution, we characterize the flow behavior of animal-based and plant-based mayo emulsions seeking to decipher the signatures that make the real mayonnaise into such an appetizing complex fluid. |
Nadia Nikolova ; Carina Martinez ; Lena Hassan ; Reed Nicholson ; Michael Boehm ; Stefan Baier ; Vivek Sharma; |
| 56 | Boiling Bifurcations and Hysteresis in Solid-state Nanopores Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Although pool boiling has been widely studied, much less is known about thermodynamics at nanoscale, where imaging techniques suffer due to the diffraction limit. To fill this knowledge gap, we utilize the nanopore Joule heating system that enables the generation of nanobubbles and simultaneous diagnosis of their nanosecond resolution dynamics using resistive pulse sensing. |
Soumyadeep Paul ; Xinyi Cheng ; Gunjan Auti ; Yusuke Ito ; Wei-Lun Hsu ; Hirofumi Daiguji; |
| 57 | Influence of Interfacial Properties on Yield and Morphology of Biomass Microbeads Produced By A Scalable Emulsion Procedure Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To modify bead morphology and yield, we studied the influence of interfacial properties, as mediated by incorporation of surfactants and choice of oil, allowing the rational design of a wide range of microbeads for various consumer applications. We aim to use this new technique to produce a scalable, sustainably sourced and degradable alternative to a major source of primary microplastics. |
Benjamin Robertson ; Michelle Calabrese ; Jerry Rott ; Siena Quinn ; Audrey Miller; |
| 58 | Rheology and Pinching Dynamics of Soapy Formulations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this contribution, we characterize the shear rheology response of commercial hand soaps using torsional rheometry and characterize their pinching dynamics and extensional rheology using dripping-onto-substrate (DoS) rheometry protocols. |
Cheryl Slykas ; Carina Martinez ; Vihar Trada ; Shiijan Wu ; Louie Edano ; Andrei Potanin ; Vivek Sharma; |
| 59 | Diverse Fingering Morphologies Driven By Reaction-Viscosity Coupling in A Hele-Shaw Cell Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will present a novel system where the effects of gel formation, viscosity differences, and non-Newtonian behavior on interfacial instability are observed in concert, a scenario with potential applicability to subterranean carbon sequestration, manufacturing, and biological processes. |
Xiaoyu Tang ; Andrew Goering ; Evan Dakov; |
| 60 | Emergent Search Strategies from The Physics of Fluid-driven Branching Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Biological search strategies in complex environments alternate between exploration and exploitation, and are suggestive of the behavior of a sentient organism. We demonstrate that a simple physical system, in which self-organized branched patterns form upon injection of a low-viscosity fluid into a Hele-Shaw cell containing a yield-stress fluid, might allow for a useful interpretation in terms of this complex behavioral strategy. |
Justin Tauber ; Johann Asnacios ; L Mahadevan; |
| 61 | Control of Viscoelastic Instabilities By Symmetry in Microfluidic Channels Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Enhanced mixing is demonstrated at low Reynolds numbers using these waves by introducing DNA stained with different colors for each of two inlets in the microfluidic device. We observe the waves using epi-fluorescence microscopy and quantify the mixing by the overlap of the two DNA samples as they flow along the channel. |
Enrico Turato ; Jason Beech ; Jonas Tegenfeldt ; Oskar Ström; |
| 62 | Textured Frozen Polymer Droplets Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Ice templating provides a means of generating textures with a well-defined topography. While typically executed with colloids, our research explores using polymers to manipulate … |
Nicolas Ulrich ; Shankar Kharal ; JEAN-FRANÇOIS LOUF; |
| 63 | Simulation of Concentrated Polymers in Flow Using A Fluctuating Field Theory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will introduce the application of stochastic kinetic theories to concentrated polymers. |
Patrick Underhill ; Shangren Zhu ; Gaurang Shukla; |
| 64 | Viscoelastic Fingering During The Sedimentation of A Sphere Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using a continuum mechanics model, we reveal that axisymmetry holds only for weak viscoelastic flows. |
Stylianos Varchanis ; Simon Haward ; Amy Shen; |
| 65 | Effects of DMF Cosolvent Addition on The Extensional Rheology of PNIPAM Solutions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Herein, we use dripping-onto-substrate extensional rheometry (DoS) to measure the extensional flow behavior of PNIPAM in dimethylformamide (DMF)/water mixtures. |
Diana Zhang ; Alec Schwendinger ; Michelle Calabrese; |
| 66 | The Randomness of Rain Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We aim to apply our results on rain patterning at the smallest scale to understanding splash-based reproduction in early land plants. |
Kathryn Brockmeyer ; Katharine Jensen; |
| 67 | Emerging Patterns of Phoretic Active Matter: from Crystalline Solids to Active Turbulence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we perform large-scale simulations to investigate a paradigmatic suspension of isotropic phoretic disks representing active droplets, explicitly resolving their many-body, long-range hydrochemical interactions. |
Lailai Zhu ; Qianhong Yang ; Maoqiang Jiang ; Francesco Picano; |
| 68 | Simulation and Modeling of The Settling Behavior of Polydisperse Gas-Solid Flows With Application to Pyroclastic Density Currents 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 ; Sarah Beetham ; Eric Breard; |
| 69 | Adaptive Data-Driven Modeling of Complex Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present a multiscale adaptive data-driven framework to simulate the behavior of complex systems. |
Jose Andrade; |
| 70 | Dispersion and Attenuation of Acoustic Waves in Granular Packings Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we use discrete element method (DEM) simulations to demonstrate that simple, pairwise granular forces in disordered granular packings lead to emergent scaling laws, particularly for the attenuation coefficient, that do not agree with PDE-based approaches. |
Abe Clark ; Derek Olson ; Andrew Swartz; |
| 71 | Plastic Deformations and Strain Hardening in Fully Dense Granular Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: An intriguing feature of these granular crystals is strain hardening and delocalization, which contrast with typical granular materials which are governed by shear bands and strain softening. To explore these mechanisms, we used discrete elements simulations of FCC granular crystals to duplicate the triaxial compression experiments, and to capture strength and micromechanics of deformation. |
Francois Barthelat; |
| 72 | Packing Characteristics of Jammed Spheres with Broad, Power-law Dispersity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the per-particle coordination and show the increasing reliance of the mechanically stable backbone on small particles as the distribution exponent becomes more negative, and we explore the role of particle size mismatch on the distribution of contact forces. |
Joseph Monti ; Joel Clemmer ; Ishan Srivastava ; Leo Silbert ; Gary Grest ; Jeremy Lechman; |
| 73 | Intermediate Range Structure in Packing of Frictional Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using discrete element simulations, we show that the inclusion of various modes of friction – which is concomitant with decreasing packing fraction – is characterized by the development of intermediate range order as identified by the emergence of a pre-peak at lower values of the wavenumber q than that of the nearest-neighbor primary peak as seen in the static structure factor S(q). |
Gary Grest ; Joseph Monti ; Jeremy Lechman ; Ishan Srivastava ; Andrew Santos ; Leo Silbert; |
| 74 | Free-void-volume-based Kinetic Theory of Frictional Cohesive Powder Settling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a free-void-volume-based kinetic theory of FCP settling [K. Nan and R. S. Hoy, Phys. |
Robert Hoy ; Kai Nan; |
| 75 | Clogging of Cohesive Oil Droplets in A 2D Hopper Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present an experiment studying the flow of microscopic monodisperse cohesive oil droplets through a two-dimensional hopper. |
Johnathan Hoggarth ; Pablo Illing ; Eric Weeks ; Kari Dalnoki-Veress; |
| 76 | Collapse of A Granular Raft: Particle-scale Features on A Continuum Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will present how the effect of single particle position changes the failure mode. |
Zih-Yin Chen ; Ranit Mukherjee ; Benjamin Druecke ; Xiang Cheng ; Sungyon Lee; |
| 77 | Non-Affine Dynamics and Local Shear Rate in A Sheared Granular System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We focus on the effect of fixed pins on the dynamics of an athermal sheared system in two dimensions. |
Amin Danesh ; AKM Sadman Mahmud ; Jean Luc Ishimwe ; Xiang Li ; Michael Bolish ; Cacey Bester ; Brian Utter ; Amy Graves ; Katharina Vollmayr-Lee; |
| 78 | Influence of Pins on The Dynamics of A Sheared Granular System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use molecular dynamics simulations to study a two dimensional 50:50 binary mixture of purely repulsive harmonic disks of radii 1:1.4. |
Katharina Vollmayr-Lee ; AKM Sadman Mahmud ; Amin Danesh ; Jean Luc Ishimwe ; Xiang Li ; Michael Bolish ; Cacey Bester ; Brian Utter ; Amy Graves; |
| 79 | Hygroelastic Transition: Unusual Non-Equilibrium Behavior Found in Hygroscopic Biological Materials with Rich Characteristics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Specifically, the hygroelastic theory predicts that (i) the observed transition in elastic modulus should be accompanied by a transition from a strong nonlinear elastic behavior to a linear elastic behavior, (ii) the transition timescale should depend strongly on equilibrium mechanical strain, and (iii) the transition should be observable in other types of hygroscopic biological materials. Here we present evidence for these three predictions with atomic force microscopy measurements on bacterial spores and regenerated cellulose films. |
Saima Aktar Sumaiya ; Christina McBean ; Leonardo Ruiz-Ortega ; Adedayo Ogunlana ; Brunvens Sejour ; Ozgur Sahin; |
| 80 | Flopping A Ferrofluid Marble Uphill Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Under a uniform DC magnetic field, the ferrofluid marble extends in the direction of the field to minimize its free energy. When the field is removed, the droplet returns to its original shape, and we can model its motion as a damped linear spring. |
Shih-Yuan Chen ; Addison Benz ; Natalya Guiden ; Michelle Driscoll; |
| 81 | The Elastic Leidenfrost Effect: An Interplay Between Vaporization Rate, Gas Flow Rate, and Shape Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use high-speed interferometric imaging to measure the 2D height profile underneath a floating hydrogel sphere, and to our surprise, we find that there is no curvature inversion. |
Vicente Luis Diaz Melian ; Scott Waitukaitis ; Isaac Lenton ; Anton Souslov ; Jack Binysh; |
| 82 | Ponderomotive Forces in Pilot-Wave Hydrodynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: When droplets bounce chaotically, the direction of these kicks oscillates rapidly in time. We find that the average effect of these rapidly oscillating forces is well accounted for by a suitably defined ponderomotive force. |
Davis Evans ; Bauyrzhan Primkulov ; John Bush; |
| 83 | Superfast Excretion of Viscous Particle-laden Droplets in Phloem Feeding Insects Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This research sheds light on biofluid dynamics and development of self-cleaning bioinspired fluid ejectors at the millimeter-scale. |
Nami Ha ; Elio Challita ; Jacob Harrison ; Elizabeth Clark ; Miriam Cooperband ; Saad Bhamla; |
| 84 | Electro Drop Friction Force Instrument Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Slide electrification 1 causes electrostatic force on drops 2. It is impractical to control drop speed and position on an inclined plane. As a result, drops reach velocity in the … |
Chirag Hinduja; |
| 85 | Thresholds in Breaking Capillary Bridges Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Notably, in the case of liquid bridges between angled supports, a critical angle emerges, resulting in a significant transition in post-breakup volumes. To understand this complex hydrodynamic process, we build simple theoretical models and find that the seeds of the critical phenomena exist in the static liquid bridges. |
Samay Hulikal ; Christian Santangelo ; Mengfei He ; Joseph Paulsen ; Teng Zhang; |
| 86 | Dry Hard: Crack Pattern Selection in Drying Suspension Drops Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that, as the drying stress increases in the deposit, the local radial crack spacing depends linearly on the local deposit thickness, while the orthoradial crack spacing is set by the specific shape of the deposit. |
Mario Ibrahim ; Paul Lilin ; Irmgard Bischofberger; |
| 87 | Pilot-wave Hydrodynamics and Black Hole Analogs Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We here investigate the behavior of a walker interacting with a submerged rotating disk that deforms the fluid surface, in a manner analogous to the space-time curvature in the vicinity of a rotating black hole. |
Kyle McKee ; Hugo Bitard ; John Bush; |
| 88 | Droplet Breakup and Coalescence Dynamics in A Porous Environment Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Emulsions are created by suspending small droplets in an immiscible bulk phase, where the droplets are often stabilized against breakup and coalescence by a surfactant. We study a water droplets-in-oil emulsion and its behaviors as we flow it through an obstacle matrix. |
David Meer ; Eric Weeks ; Corey O’Hern ; Shivnag Sista ; Mark D Shattuck; |
| 89 | Dynamics of Shear-thickening Drop Impact Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Altogether, our study offers valuable insights into the impact dynamics of shear-thickening fluids and provides a method to assess the rheology of cornstarch-water mixtures under high shear rates of drop impact. |
Anahita Mobaseri ; Brian Seper ; Michelle Driscoll ; Satish Kumar ; Xiang Cheng; |
| 90 | The Spreading of Graphene Oxide Suspensions Droplets on Smooth Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The rheology for all concentrations is well described by a Herschel-Bulkley model that allows us to determine the characteristic viscosity during spreading. We use this viscosity to develop an energy balance model that takes into account the viscous dissipation and change in surface energies to find the maximum spread diameter for a given impact velocity. |
Matthias Mobius ; Arvind Venkatraman; |
| 91 | Bouncing Drops on A Vibrating Solid: Air Film Dynamics in The ‘bound’ and ‘bouncing’ States Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use axisymmetric volume-of-fluid simulations to explore the phase space and find that the ‘bouncing-to-bound’ transition is robust and depends on drop size and forcing amplitude. |
Lebo Molefe ; Tomas Fullana ; François Gallaire ; John Kolinski; |
| 92 | Some Things Never Change: A Simple Model Explaining Drying Droplet Depositions of Colloidal Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We synthesize silica rods at aspect ratios ranging from 1-20, and study how shape and particle concentration influence the final deposit pattern. |
Samuel Nielsen ; Brian Seper ; Michelle Driscoll; |
| 93 | Merging of Oil Droplets at An Air-liquid Interface Under The Influence of Surface Excited Waves Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Even though the droplets are composed of distinct liquids, they still exhibit the merging phenomenon; however, the liquids of the droplets must be miscible with one another. In this presented work, the coalescence dynamics of multiple castor oil droplets over the non-viscous liquid (water) surface are experimentally investigated under the influence of low-amplitude surface excited waves. |
PRASHANT PANDAY ; Aditya Bandopadhyay ; Prasanta Das; |
| 94 | Reaching Stable Shear Jammed States in Dense Particulate Suspensions with Propagating Fronts Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, using steady-state rheology to access this jammed state is challenging due to poorly controlled local stress inside the material. To overcome this obstacle, we introduce a quasi-one-dimensional system modeled after the geometry of the Stokes first problem. |
Endao Han; |
| 95 | Coexistence and Interplay of Multiple Memories in A Sheared Suspension Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We conduct experiments using a rheometer on memories in a soft material that stays far from equilibrium: a non-Brownian, neutrally buoyant suspension. |
Surendra Padamata ; Nathan Keim; |
| 96 | Capillary Flows of Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will describe how particles can modify the formation of droplets and thin films of suspension. |
Alban Sauret; |
| 97 | Unraveling Stress Relaxation of Cornstarch Droplet Impacting on Deep Pool Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have found distinctive impact phenomena compared to Newtonian droplet impact, such as solid-like impact behavior. |
Xiaoyu Tang ; Boqian Yan; |
| 98 | Rheology of Granular Material Under Large Pressures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To study granular rheology at large pressures, we use a bonded particle model where each grain is constructed out of a collection of smaller particles connected by a network of spring-like bonds. |
Joel Clemmer ; Joseph Monti ; Jeremy Lechman; |
| 99 | Local Rheology for Vibrated Granular Shear 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. |
Mitchell Irmer ; Abe Clark ; Emily Brodsky; |
| 100 | Negative Saffman-like Lift in Granular Shear Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider the lift and drag forces on a spherical intruder particle in a uniform shear flow of smaller spherical particles in the absence of gravity as a function of the imposed streamwise slip velocity. |
Qiong Zhang ; Hantao He ; Julio Ottino ; Paul Umbanhowar ; Richard Lueptow; |
| 101 | "Quaking" in Flows of Tightly Packed Granular Particles (1): Two "types" and Shear Unjamming Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we propose the use of a Stribeck-Hertz model that starts with the classic Coulomb friction but also takes into account the tribology between particles, i.e. the reduction of friction coefficient with speed as is commonly observed. |
Jih-Chiang (JC) Tsai ; Cheng-En Tsai ; Wei-Li Li ; Pai-Yi Hsiao; |
| 102 | Effect of Lubrication on Quakes in Granular Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate a remarkable phenomenon in wetted granular materials, where the frequency and magnitude of quakes dramatically increases in an intermediate lubrication regime, in contrast to completely dry or heavily wetted grains, where quakes are much less prominent. |
Finn Braaten ; Heinrich Jaeger ; Michael van der Naald ; Tanvi Gandhi; |
| 103 | "Quaking" in Flows of Tightly Packed Granular Particles (2): Facts from Laboratory Observations with 3D Internal Imaging." Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a new geometry named Circular Shearing as an extension to our previous work [Phys. |
Jr-Jiun Lin ; Cheng-En Tsai ; Jih-Chiang (JC) Tsai; |
| 104 | Collapse of A Granular Raft: Experiments from The Particle Perspective Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we discuss our new particle-scale experiments in which we directly visualize the equilibrium position and contact line dynamics of the individual particle for varying parameters. |
Ranit Mukherjee ; Zih-Yin Chen ; Xiang Cheng ; Sungyon Lee; |
| 105 | Interactions Between Subaqueous Barchans and Static Objects Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We proposed a classification map in which the behavior of dunes depends on the relation between the obstacle and dune sizes, and the Stokes number. |
Willian Assis ; Danilo Borges ; Erick Franklin; |
| 106 | The Development and Application of Magnetic-based Multi-particle Tracking Technology Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The spatial and temporal resolution is near that of optical methods. This research presents the latest progress in MPT technology – the multiparticle tracking algorithm and its application in fluidization. |
Huixuan Wu ; Mohit Nahar Prashanth ; Mohammad Alam; |
| 107 | A Hydrodynamic Counterpart to The Kapitza-Dirac Effect Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: An electron beam can undergo diffraction when interacting with a standing wave of light, a phenomenon commonly known as the Kapitza-Dirac effect. We explore an analog of this effect using pilot-wave hydrodynamics. |
Bauyrzhan Primkulov ; Valeri Frumkin ; Pedro Saenz ; Davis Evans ; John Bush; |
| 108 | Dynamics of An Active Belousov-Zhabotinsky Droplet in Shear Flow Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we design a self-driven synthetic active droplet system, based on self-oscillating Belousov-Zhabotinsky (BZ) reaction, and investigate droplet dynamics in a confined shear flow. |
Shreyas Shenoy ; Chaithanya K. V. S. ; Pratyush Dayal; |
| 109 | Levitation By A Dipole Electric Field Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our project, we reproduced the 1893 water bridge experiment using glycerol and first observed that lump-like macroscopic dipole moments can undergo near- periodic oscillations that exhibit floating effects and do not need classical bridge form. |
Ping-Rui Tsai; |
| 110 | Leaf-inspired Rain-energy Harvesting Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As raindrops fall at high speeds and impact surfaces, they create torque on soft cantilever beams like leaves. Taking inspiration from this, we study the oscillations of piezoelectric cantilever beams caused by the impact of raindrops and propose an energy harvesting device designed to convert the bending energy into electrical energy. |
Jisoo Yuk ; Katelyn Thomas ; Sunghwan Jung; |
| 111 | Dynamic Partitioning of Surfactants Into Non-equilibrium Emulsion Droplets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Quantitative mass spectrometry is used to analyze the composition of individual micro-droplets as a function of time under conditions of varying droplet diameter, surfactant molecular structure and concentration, and oil molecular structure. We find that common nonionic surfactants partition into the oil droplets over a timescale of minutes and reach a non-equilibrium steady state; this steady state concentration can be orders of magnitude higher than the aqueous phase surfactant concentration and higher than what is accessible under equilibrium partitioning conditions. |
Lauren Zarzar ; Rebecca Balaj ; Wangyang Xue ; Parvin Bayati ; Stewart Mallory; |
| 112 | Thickness of Nano-scale Poly(dimethylsiloxane) Layers Determines The Motion of Sliding Water Drops Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Nanometer thick layers of polydimethylsiloxane (PDMS) are widely applied as hydrophobic coatings because they are environmentally friendly and chemically inert. In many … |
Xiaoteng Zhou ; Xiaomei Li ; Hans-Juergen Butt ; Rüdiger Berger ; Yuki Nagata ; Kaloian Koynov ; Katrin Amann-Winkel ; Yongkang Wang ; Pranav Sudersan; |
| 113 | Collective Dynamics of Active Colloidal Rings Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To understand the coordinated motion of active shape- deforming agents, we computationally study the collective dynamics of active Brownian colloidal rings in 2D 3,4. |
RAJARSHI CHAKRABARTI ; Tapomoy Bhattacharjee ; Subhasish Chaki ; Ligesh Theeyancheri; |
| 114 | Dynamics of Active Colloid Engulfment By Giant Lipid Vesicles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using optical tweezers, we have shown that the entry of microparticles is strongly dependent on the membrane tension while the contribution of the microparticle material properties is negligible in the low tension regime [1]. |
Florent Fessler ; Martin Wittmann ; Juliane Simmchen ; Antonio Stocco; |
| 115 | Behavior of Chemically Powered Active Janus Colloids in A Uniformly Aligned Nematic Liquid Crystal Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work focuses on studying the individual behavior of active Janus colloids propelled by a catalytic reaction, moving in uniformly aligned nematic liquid crystal DSCG (disodium cromoglycate). |
Devika Gireesan Sudha ; Hend Baza ; David Rivas ; sambeeta Das ; Oleg Lavrentovich ; Linda Hirst; |
| 116 | Active Hydraulics Laws from Frustration Principles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present a series of laws that accurately predict the geometry of active flows in trivalent networks. |
Camille Jorge ; Amélie Chardac ; Alexis Poncet ; Denis Bartolo; |
| 117 | Semi-flexible Colloidal Filaments As Experimental Models for Active Polymers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will discuss our efforts in developing a colloidal model system to investigate active filaments directy via experiments using external fields and bacterial baths. |
Bipul Biswas ; Prasanna More ; Manasa Kandula; |
| 118 | The Mechanics of Classical Nucleation and The Surface Tensions of Active Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this Letter, we revisit homogeneous nucleation from a purely mechanical perspective, elucidating the mechanical criteria for the size and density of a critical nucelus. |
Luke Langford ; Ahmad Omar; |
| 119 | Interfacial Properties Required for Net Propulsion of A Capsule Encapsulating Squirmer(s) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we investigate the role of interfacial rheology in the propulsion of a capsule encapsulating a squirmer. |
Yuan-Nan Young ; Herve Nganguia ; Bryan Quaife ; On Shun Pak; |
| 120 | Flocking in Polymerization-Driven Active Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we utilize the force-generating capabilities of actin networks to construct a polymerization-driven active material that exhibits rich emergent phenomenology. |
Benjamin Strain ; Joseph Lopes ; Amélie Chardac ; Gess Kelly ; Izaiah Alvarado ; Michael Norton ; Bruce Goode ; Thomas Fai ; Guillaume Duclos; |
| 121 | Light-adaptive Motility in Self-propelled Microswimmers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We developed microswimmers with an optically-controllable activity by fabricating silica Janus particles (JPs) with a photo-responsive titania hemisphere. |
Ueli Töpfer ; Federico Paratore ; Lucio Isa; |
| 122 | Activity-assisted Barrier-crossing of Self-propelled Colloids Over Parallel Microgrooves Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report a systematic study of the dynamics of self-propelled particles (SPPs) over a one-dimensional periodic potential landscape, which is fabricated on a microgroove-patterned polydimethylsiloxane (PDMS) substrate. |
Penger Tong ; Yan Wen ; Zhihao Li ; Haiqin Wang ; Jing Zheng ; Jinyao Tang ; Pik-Yin Lai ; Xinpeng Xu; |
| 123 | SA-XPCS at APS-U: Unraveling Non-equilibrium Dynamics in Soft Materials with Hierarchical Spatial Structures Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Unraveling the interplay between the microscopic fluctuation, mesoscale reconfiguration, and macroscopic material properties is a grand challenge in many soft materials. … |
Qingteng Zhang; |
| 124 | When Can A Leak Stop Itself? Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we characterize a liquid leaking from a small hole that can exhibit a range of flow behaviors including jetting, continuous rivulet flow, discrete dripping, and spontaneous arrest. |
Justyn Friedler ; Caroline Tally ; Heather Kurtz ; Rose Tchuenkam ; Katharine Jensen; |
| 125 | Controlled Kinematics for 2D Microfilament Weaves Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Inspired by the mechanism of the loom, we proposed to use polydimethylsiloxane (PDMS) microfilaments and composite filaments of that incorporating iron (III) oxide (Fe 3O 4) magnetic particles to form plain woven multifilament assemblies. |
Xin Hu; |
| 126 | Free Surface Pumping Via An Undulating Carpet Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Inspired by unusual feeding strategies of apple snails near a free surface, we demonstrate large-scale pumping of a thin liquid near the liquid-air interface driven by a two-dimensional undulating boundary. |
Sungyon Lee ; Anupam Pandey ; Zih-Yin Chen ; Chris Roh ; Daisuke Takagi ; Sunghwan Jung; |
| 127 | Solidification on Spherical Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work attempts to understand the dynamic evolution of surface morphologies on spherical surfaces using low-melting organic crystals. |
Priti Panda ; Koushik Viswanathan ; Harish Dhami ; Puli Saikiran ; Puneeth S; |
| 128 | Obstacles to Progress: Probing Interactions Between Moving Fronts and Rigid Boundaries in 2D Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we investigate the spatio-temporal dynamics of a controlled 2D solidification front interacting with pre-engineered obstacles in a fluid. |
Puli Saikiran ; Harish Singh Dhami ; Priti Panda ; Koushik Viswanathan; |
| 129 | Traversing A Thin Film Lubricant in Finite Time Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The formation of a persistent thin film of fluid between solid surfaces in close proximity in a fluid domain is the foundational principle of oil lubrication. The intercalary … |
John Sebastian ; Alexander Lukinych Schødt ; Kaare Hartvig Jensen; |
| 130 | Effect of Particle Surface Properties on Dispersion at Air-Water Interface Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our experiments, we remove the impurities and surfactants and find the cleaning becomes significant. |
Kha-I To ; Rohit Vishwakarma ; Mahesh Bandi; |
| 131 | Transparent Superconductivity in Lithiated Indium Tin Oxide Thin Films Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we use a combination of thin film deposition of ITO and soft-chemistry using n-BuLi (C4H9Li) to realize superconductivity in Li-doped ITO. |
Denisse Córdova Carrizales ; Julia Mundy ; Ari Turkiewicz ; Rain Wang ; Johanna Nordlander ; Grace Pan ; Erika Ortega ; Larissa Little ; Arthur McClelland ; Ed Macomber ; Austin Akey ; Jarad Mason ; Charles Brooks; |
| 132 | Particle-fluid Interaction Force in Nonuniform Particle Laden Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the second term we introduce a diffusion stress. |
Duan Zhang ; Min Wang; |
| 133 | Modeling Cryogenic Two-Phase Fluid Transients: A Numerical Investigation of Rapid Valve Closure Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This study aims to numerically model two-phase fluid transient-induced cavitation resulting from the abrupt closure of a valve. |
Arjun Garva ; Arpit Mishra ; Parthasarathi Ghosh; |
| 134 | Effect of Design Parameters on Flame Flashback Phenomenon Utilizing A Strut-Cavity Flame Holder :: A Numerical Study Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we investigated the impact of design parameters on flame flashback using a newly developed configuration of a strut-cavity flame holder. |
Singeetham Pranaykumar ; Amardip Ghosh; |
| 135 | A Wall-less Waveguide Solution for Enhanced Propagation of Shallow Water Wave Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Conventional methods, including reflection-based waveguides, are limited by modal dispersion, restricting their operational bandwidth. We are introducing a novel approach to overcome these limitations through the utilization of a broadband wall-less waveguide engineered for shallow water waves. |
Prashant Pujari ; Ahmad Zareei ; Mohammad-Reza Alam; |
| 136 | CO2 Capillary Trapping Under Varying Wettability Scenarios Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we apply pore-scale flow simulations to the study of CO 2 storage in geological formations modeled as a network of connected capillaries with spatially varying radii. |
Jaione Tirapu Azpiroz ; Rodrigo Neumann Barros Ferreira ; Ronaldo Giro ; Matheus Esteves Ferreira ; Mathias Steiner; |
| 137 | Direct Simulations of Turbulent, Multiphysics Hypersonic Flows at Extreme Scale Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our approach utilizes multiple domain-specific codes built for heterogeneous computing architectures that are coupled through a data exchange and time integration framework. The presentation will describe these tools and their results through application on key problems of interest, such as a Mach 6 flow interacting with a 35 degree compression ramp with an embedded compliant panel studied in NASA Langley’s 20-inch tunnel and the non-equilibrium flow within UIUC’s Plasmatron-X inductively coupled plasma torch and the response of an ablative material placed within it. |
Daniel Bodony; |
| 138 | Extreme-scale Turbulent Dispersion: Particle Tracking on GPUs for Studies of Lagrangian Intermittency Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A dynamic local particle decomposition and a ghost-layer approach for cubic spline coefficients used for interpolation provide high performance at particle counts up to several hundred millions at grid resolutions up to $32768^3$. |
Rohini Uma-Vaideswaran ; Pui-Kuen (P.K) Yeung ; Kiran Ravikumar; |
| 139 | Extreme-scale Turbulent Mixing: Dual-resolution Asynchronism on GPUs and Science Results at Very Low Diffusivity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk we will discuss algorithmic advances as well as science results from pseudo-spectral GPU codes developed on Frontier (the first Exascale supercomputer in the world). |
Sangjae Kim ; Kiran Ravikumar ; Pui-Kuen (P.K) Yeung; |
| 140 | Compressible Multi-species Flow Simulation on OLCF Frontier Via OpenACC Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the improvements and limitations of current compilers for bug-free and performant code generation from OpenACC 2.7 compliant statements in a Fortran codebase. |
Anand Radhakrishnan ; Henry Le Berre ; Benjamin Wilfong ; Reuben Budiardja ; Steve Abbott ; Spencer Bryngelson; |
| 141 | High-Performance Calculations of Collisionless Plasma for Space-Weather Applications Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present a new tool for simulating the kinetic equations for collisionless plasma and fluid flows, where the velocity space in the Vlasov/Boltzmann equation is discretized using a spectral expansion of asymmetrically weighted Hermite functions. |
Robert Chiodi ; Peter Brady ; Zach Jibben ; Cale Harnish ; Oleksandr Koshkarov ; Ryan Wollaeger ; Alexander Hrabski ; Chris Fryer ; Gian Luca Delzanno ; Daniel Livescu; |
| 142 | A Spectral Approach to Multiscale Modeling with Coupled Hydrodynamic and Kinetic Effects Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a multiscale method which leverages spectral techniques to model flows in regimes where atomistic effects are important, but at scales where kinetic calculations are not possible. |
Cale Harnish ; Daniel Livescu ; Robert Chiodi ; Peter Brady ; Oleksandr Koshkarov ; Gian Luca Delzanno; |
| 143 | Scientific Multi-Agent Reinforcement Learning for Turbulence Closures and Flow Control Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will present results from developing and applying scientifiis multiagent reinforcement learning (SMARL) as closures for Partial Differential Equations and in particular the Navier Stokes in the turbulence regime. |
Petros Koumoutsakos ; Sergey Litvinov; |
| 144 | Lagrangian Large Eddy Simulations Via Physics-Informed Machine Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we present a novel approach for developing particle-based Lagrangian turbulence models using Large Eddy Simulation (LES) heuristics within the framework of Physics-informed Machine Learning. |
Yifeng Tian ; Michael Woodward ; Mikhail Stepanov ; Chris Fryer ; Criston Hyett ; Daniel Livescu ; Michael Chertkov; |
| 145 | Ultra-large Continuum Simulations on GPUs: A Dynamic Block Activation Framework Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we propose a dynamic block activation (DBA) framework specifically designed for GPUs to take advantage of fast local memory access without tree structures. |
Ruoyao Zhang ; Yang Xia; |
| 146 | A Structure-Preserving Approach to Maxwell-Vlasov Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: On the fluid side, we interpret the configuration space as a generalized Lie group, which falls into the framework of Euler-Poincaré reduction. |
Kevin Ostrowski ; Melvin Leok; |
| 147 | Towards An Artificial Scientific Muse: Suggesting High-Impact Research Collaborations in Physics with Semantic Networks and Machine Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: It forces the attention to more narrow sub-fields, which makes it challenging to discover new impactful research ideas and collaborations outside one’s own field. To address these challenges, we introduce SciMuse, our first step towards an artificial scientific muse. |
Xuemei Gu ; Mario Krenn; |
| 148 | Quantifying Non-gaussian Character of Motion of Polymer Fragments During Degradation of Hydrogels Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our study provides insights into using controlled degradation to dynamically tune shapes and transport properties of hydrogel nanocarriers. |
Zafrin Ferdous Mira ; Vaibhav Palkar ; Olga Kuksenok; |
| 149 | Nanoparticle Dynamics in Fully Synthetic Biomimetic Analogues Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As a result, we find that this class of materials successfully replicate the structure, mechanics, and dynamics of soft, cellularized tissues. Here, we explore how nanoparticles transport through these polymer-linked emulsions with the goal of understanding transport in complex, biological systems. |
Ryan Poling-Skutvik ; Daniel Keane; |
| 150 | Interaction Between Swarming Active Matter and Flow: The Impact on Lagrangian Coherent Structures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Through this work, we aim to provide valuable insights and draw attention to the problem regarding the interaction between active matter and external flow structures. |
Xinyu Si ; Lei Fang; |
| 151 | Diffusioosmotic Dispersion of Solute in A Long, Narrow Channel Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we introduce a plug of salt with a Gaussian distribution at the center of a channel with no background flow. |
Jian Teng ; Bhargav Rallabandi ; Jesse Ault; |
| 152 | Microfluidic Experiments Demonstrate The Effects of Flow Fluctuations on Biofilm Growth Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we investigated the effects of flow fluctuations on the growth of biofilms of a soil bacterium Pseudomonas putida through a combination of microfluidic experiments and theoretical models. |
Guanju (William) Wei ; Judy Yang; |
| 153 | Simulations of Sphere Sedimentation in Viscoelastic Fluids Using OpenFOAM: Notes on Boundary Conditions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In particular, sphere sedimentation in Wormlike micelles (WLM) often shows instabilities with dramatic and irregular fluctuations in the sedimentation velocity. These experiments have motivated several computational fluid dynamics (CFD) studies in the past few years, but in this talk we will argue that the selection of boundary conditions should be taken more seriously. |
Joseph Peterson ; Claire Love; |
| 154 | Decay and Propagation of An Isolated Turbulent Blob 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; |
| 155 | Dynamical Balances in Transitional and Self-similar Rayleigh-Taylor Mixing Layers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the dynamical balances in the pre-virtual origin and the self-similar Rayleigh-Taylor mixing layer to contrast the pre-transition and the self-similar layer. |
G S Sidharth ; Raymond Ristorcelli; |
| 156 | Enabling A Flow Agnostic LES Approach Using Deep Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present a novel modeling approach for LES, where instead of modeling the entire range of small scales, a multilevel approach is adapted. |
Dhawal Buaria; |
| 157 | Physics Informed Contrastive Learning for Homogeneous Partial Differential Equation Surrogate Modeling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we develop a novel contrastive pretraining framework utilizing Generalized Contrastive Loss that improves neural operator generalization across multiple governing equations simultaneously. |
Cooper Lorsung ; Amir Barati Farimani; |
| 158 | Matrix Product State Simulation of Reactive Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The matrix product state (MPS) representation, developed for approximating the state of quantum many-body systems, exploits their correlation structure to accurately capture the … |
Juan Mendoza-Arenas ; Robert Pinkston ; Nikita Gourianov ; Peyman Givi ; Dieter Jaksch; |
| 159 | Reconstruction of Porous Media Geometry from Sparse Velocity Measurements Using Convolution Neural Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Recent advancements in machine learning techniques offer a promising solution by regenerating domain geometry based on relatively sparse sampling of flow velocity. Motivated by this, we apply deep learning techniques to predict porous media geometry, utilizing convolutional neural networks (CNNs). |
Himanshi Saini ; Reza Yousofvand ; Jeffrey Tithof; |
| 160 | Monte Carlo Lattice Gas for Fluctuating Fluids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present here an efficient integer lattice gas method based on distribution sampling for the hydrodynamic regime, allowing hydrodynamic systems to now be simulated with inherent fluctuations at a numerical cost comparable to lattice Boltzmann methods. |
Noah Seekins ; Alexander Wagner; |
| 161 | Variational Quantum Algorithms for Computational Fluid Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To demonstrate the possibilities for the aeroscience community, we describe how variational quantum algorithms can be utilized in computational fluid dynamics. |
Dieter Jaksch ; Peyman Givi ; Thomas Rung ; Andrew Daley ; Martin Kiffner; |
| 162 | Methods to Enable Quantum Monte Carlo Simulations of Complex Functional Materials with Large Atom Count on Accelerators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: For this reason, simulations are limited by the memory capacity of each accelerator. In this work, we employ two strategies to overcome this limitation in QMCPACK. |
Ye Luo; |
| 163 | Fast Discrete Laplace Transforms Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work presents a fast DLT algorithm satisfying the necessary criteria. |
Yen Lee Loh; |
| 164 | Probing Hydrodynamic Crossovers with Dissipation-assisted Operator Evolution Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we develop a novel technique to probe hydrodynamic crossovers across wide range of parameter regimes through a modified version of dissipation-assisted operator evolution (DAOE), a method which aims to reduce operator entanglement by suppressing components that negligibly contribute to hydrodynamic correlations during time evolution. |
Srivatsa N S ; Oliver Lunt ; Curt von Keyserlingk; |
| 165 | Continuum Limit of Finite Density Many-body Ground States with MERA Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present an energy minimization scheme to obtain the ground state, and demonstrate that the continuum limit can be reached in a number of relevant models. |
Subhayan Sahu ; Guifré Vidal; |
| 166 | Structural Search of The Multi-scale Entanglement Renormalization Ansatz with Parallel Tempering Approach Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Therefore, to capture such entanglement structures, TN structural optimization is both required and crucial. In this research, we propose an optimal structure search method of Multi-scale Entanglement Renormalization Ansatz (MERA) being capable of flexible entanglement operations owing to its internal loop structure. |
Ryo Watanabe ; Hiroshi Ueda; |
| 167 | A Quantum Monte Carlo Algorithm for Arbitrary Spin-1/2 Hamiltonians Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our algorithm enables the simulation of virtually any condensed matter Hamiltonian. |
Arman Babakhani ; Itay Hen ; Lev Barash; |
| 168 | A Self-Adaptive Spin-Constrained First-Principles Approach for Excited Magnetic States Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a versatile, self-adaptive spin-constrained density functional theory formalism. |
Zefeng Cai ; Ben Xu; |
| 169 | Revisiting The Mathematical Foundations of Cluster Expansion Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a mathematically simple approach to CE modeling. |
Gus Hart; |
| 170 | Nonlinear Oscillations of A Fully Submerged Buoyant Pendulum Under Gravity Waves Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The method of multiple scales is employed to the equation of motion to derive modulation and frequency response equations. |
MD SHADAB HASAN; |
| 171 | Modeling Liquid Droplet Impact on A Micropillar-Arrayed Viscoelastic Surface Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report our numerical simulation of liquid droplet impact dynamics on a micropillar-arrayed soft surface by the finite volume method. |
Yang Li; |
| 172 | Snap-induced Flow in A Closed Channel Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To analyze the complex dynamics resulting from the interaction between the sheet and the fluid, we develop a prototypical model of a thin sheet that is compressed between the two sides of a closed channel filled with an inviscid fluid. |
Oz Oshri ; Kirill Goncharuk ; Yuri Feldman; |
| 173 | Shear Effects in Complex Fluids Formed By Ionizable Polymers Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The physics of complex fluids formed by ionizable polymers is controlled by two distinctive energy scales: electrostatic interactions of the ionic groups that drive the formation … |
Chathurika Kosgallana ; Gary Grest ; Dvora Perahia; |
| 174 | Oral: Electromagnetohydrodynamic Flow and Thermal Analysis of Double Stenotic Microchannel Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The aim of this study is to utilize numerical methods to investigate the flow and heat transfer characteristics of blood through a vessel containing multiple stenosis under the effects of externally applied magnetic and electric fields. |
PROMASREE MAJUMDAR ; Debabrata Dasgupta; |
| 175 | Rayleigh Taylor Instability in Multiple Finite-thickness Fluid Layers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider the Rayleigh-Taylor instability in a fluid system with spatially varying density and viscosity. |
Prashant Sharma; |
| 176 | Cold Leidenfrost Droplet Jumping on Hot Microstructured Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we report that the levitation and prompt jumping of a Wenzel-state water drop can be achieved way below the Leidendrost point by tuning the vapor bubble growth modes using micro-pillars. |
Jiangtao Cheng ; Wenge Huang; |
| 177 | Chaotic Dripping in An Electro-coflow Setting Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we study the generation of emulsion drops in glass-based microfluidic devices. |
Kathrin Dowdy; |
| 178 | Role of Shape Anisotropy on Nanoparticle Self Assembly at Liquid/liquid Interface Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we employed pendant drop tensiometry to measure the dynamic surface tension of a dodecane drop in a nanoparticle solution environment. |
Suman Bhattacharjee ; Chandan Kumar ; Sunita Srivastava; |
| 179 | The Alignment of Silver Nanowires Due to The Ionic Surfactant Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that when the surfactant concentration is relatively low, the drying pattern is isotropic, but when the surfactant concentration is large enough, the pattern becomes anisotropic. |
Yewon Han ; Ildoo Kim; |
| 180 | Role of Slip on Marangoni Instability in Two-layer Creeping Flow Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The analysis focuses on the effect of upper slippery surface on the Marangoni instability by implementing a slip condition on the upper wall of the channel. |
Ankur Agrawal ; Deepu Prabhakaran; |
| 181 | Turbulent Drag Reduction Due to Polymer Additives, The Josephson-Anderson Relation and Lighthill’s Mechanism Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present direct numerical simulations of turbulent channel flow with FENE-P showing that polymers damp Lighthill’s mechanism, explaining the more distributed mean vorticity profile. |
Gregory Eyink ; Samvit Kumar ; Simon Toedtli ; Tamer Zaki; |
| 182 | Drag Reduction of High Reynolds Number Turbulent Boundary Layers Using Microjets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work aims to develop a technology to reduce skin friction in the turbulent boundary layer (TBL) of a high speed train, which is both effective and efficient even at high friction Reynolds numbers ( R e t). |
Xin Zhang ; Xiaohui Wei ; Hanfeng Wang ; Yu Zhou; |
| 183 | Direct Numerical Simulations of Dragonfly-inspired Tandem Wing Configuration at Low Reynolds Number Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We conducted the direct numerical simulations (DNS) of the tandem corrugated wing adapted from the dragonfly wing at chord Re of 10 4 and up to 5 ◦ angle of attack (AOA). |
Rajosik Adak ; Arindam Mandal ; Sandeep Saha; |
| 184 | Modeling Nonuniform Mixing of Polymer in Enhanced Oil Recovery By Polymer Flooding Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The code is based on a hybrid numerical method which uses a discontinuous finite element method and modified method of characteristics. |
Prabir Daripa; |
| 185 | The Aerodynamic Study of The Single and Tandem Asymmetrically Heaving NACA0012 Airfoils Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The detail of the flow physics associated will the discussed in the presentation. |
Adhiraj Mukhopadhyay ; Sunil Manohar Dash ; Sophie Armanini; |
| 186 | CNN Based Mode Decomposition Model with Weight-Shared Decoder for Complex Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we apply the Model with 4 modes to a flow around two parallel cylinders at Reynolds number, ReD= U ∽ D/ v=100, as an example of complex flows. |
Yosuke Shimoda ; Naoya Fukushima; |
| 187 | Experimental Study on The Lack of Influence of Contact Area on The Solid-liquid Lateral Retention Force Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: According to the theoretical expression of the lateral retention force that a drop experiences when it slides on a solid surface, such force is independent of the contact area between the drop and the surface, the retention force depends only on interactions at the triple line. In this talk, we present a series of experiments that show this somewhat counter-intuitive property of the lateral retention force. |
Rafael de la Madrid ; Caleb Gregory ; Huy Luong ; Tyler Stuck; |
| 188 | On The Impact of A Liquid Crystal Droplet Upon A Surface Pre-treated By Various Liquids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We intend to know the correlation between the liquid crystal droplet and various surfaces. |
Kuo-Long Pan ; Ci-Jie Jhang; |
| 189 | Shear Viscosity Scaling of Granular Suspensions Across Semi-dilute to Dense Regimes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Herein we present evidence of a semi-dilute-dense behavior transition in suspensions as the result of a thorough study combining both experiments and numerical results. |
Teng Man; |
| 190 | 3D Droplet Reconstruction from A Single Image to Analyze Surface Wetting Phenomena Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present an entirely new method of surface wetting analysis using specular reflections of point source lights on a droplet to numerically solve the Young-Laplace equation. |
Isaac Berk ; Emilie Luong ; H. Jeremy Cho; |
| 191 | Understand The Impact of Nanoparticles on The Surface Wettability Via Droplet Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The objective of this research is to examine the behavior of surfactants and nanoparticles with a specific emphasis on their effectiveness in wettability alteration through experimental measurements via the drop shape analyzer. |
Yun Chen ; Kritik Saxena ; Negin Bahadori; |
| 192 | Pancake Droplet Breakup in A Microfluidic Constriction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, while some previous studies show that droplets break up at low capillary numbers, we observe the opposite trend: droplets break up at higher capillary numbers in our experiments. We aim to explain this discrepancy between our observation and existing studies using mathematical modeling. |
Zak Kujala ; Sungyon Lee; |
| 193 | Liquid Lens Dynamics and Fusion on A Soap Film: Toward Cosmology Analogues? Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: But the fluidic nature of the lens also enables to observe their mutual deformation action at short range, followed by complex fusion dynamics reminiscent of galaxy merging simulations. In this presentation we will introduce our current understanding of this system. |
Jean-Paul Martischang ; Benjamin Reichert ; Alexis Duchesne ; Germain Rousseaux ; Michaël Baudoin; |
| 194 | Curvature-induced Liquid Manipulation By Customizable Morphing Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Yet, it remains challenging to design a liquid operation surface with the flexibility of liquid operation while maintaining operation stability and system simplicity. To resolve these challenges, here we introduce a new design paradigm for developing surfaces formed by sophisticated arrays of magnetically responsive micropillars. |
Jiaqi Miao ; Alan C. H. Tsang; |
| 195 | Entrainment Characteristics of A Swirling Liquid Jet Plunging in A Quiescent Pool of Liquid Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the present work, we have explored the near-field entrainment characteristics of a swirling liquid jet plunging into a quiescent liquid pool. |
Toshan lal sahu ; Prasanta Kumar Das ; Rajaram Lakkaraju; |
| 196 | Exploring Droplet Deformation and Jet Formation Within A Liquid Medium: A Numerical Investigation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We conducted a numerical investigation centered on the distortion of droplets immersed in a liquid medium and the generation of jets utilizing the Volume of Fluid (VOF) technique. |
Arahata Senapati; |
| 197 | Bulk Nanobubble Generation By Gas Supersaturation Method Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The refractive index value calculation using Mie scattering theory confirmed the existence of nanobubbles as the values for all samples were close to unity (RI for air =1). |
Aakriti Sharma; |
| 198 | Exploring Mass Transport Above Ciliary Carpets Using Point Torque Representations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We observed that the flow field of a beating cilium can be accurately modelled using a point torque (singularity) in a semi-infinite Stokes flow [1]. |
Siluvai Antony Selvan ; Peter Duck ; Draga Pihler-Puzovic ; Douglas Brumley; |
| 199 | Passive Propulsion of Flexible Foils Under Water Waves Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A detailed kinematics study shows that the passive flapping is asymmetric, with an increased trailing edge amplitude and a higher maximum vertical speed during the upstroke when the foil approaches the wave surface. |
Ming Li ; Sung Goon Park ; Lian Shen; |
| 200 | Swimming Through Axisymmetric Paraboloidal Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the propulsion of ciliated microorganisms in paraboloidal flows after deriving exact solutions for the flow and pressure fields. |
Herve Nganguia ; Devanayagam Palaniappan; |
| 201 | Intruder Interaction in Bubble-Free Vibrated Gas-Fluidized Beds Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Recently, a regime of bubble-free gas fluidization was demonstrated using gas flow rates and vibration conditions too weak to fluidize particles on their own. Here, we demonstrate the dynamics of intruders sinking through this bubble-free fluidization state. |
Christopher Boyce ; Qiang Guo ; Maty Gueye ; Oscar Punch ; Michael Jordan; |
| 202 | Dispersion of A Suspension Plug in An Oscillatory Flow at Finite Reynolds Numbers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We analyze the evolution of a suspension plug consisting of neutrally buoyant particles subjected to an oscillatory pressure gradient. |
Polina Zhilkina ; Zilong He ; Sungyon Lee ; Eckart Meiburg; |
| 203 | Liquid-Solid Co-Printing of Multi-Material 3D Fluidic Devices Via Material Jetting Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, an "all in one go" multi-material print process in which non photo-curable and photo-curable liquid droplets are simultaneous deposited, is extensively characterized. |
Brandon Hayes; |
| 204 | Challenging The Minimum Feature Size Assumptions in Embedded 3D Printing Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our findings showed that we could achieve smaller feature sizes than predicted by the plasto-capillary length, consistent with prior studies. We explain this through the concept of a solid sphere in a yield stress fluid where the effective area changes due to yield stress. |
Mohammad Tanver Hossain ; Randy Ewoldt ; Wonsik Eom ; Sameh Tawfick ; Douglas Fudge; |
| 205 | In Vivo Measurements Reveal Alteration of Vessel Pulsations and Cerebrospinal Fluid Flow with Age Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present in vivo measurements of CSF transport by injecting and then tracking fluorescent microspheres flowing at the surface of the brain in young and old mice to quantify changes in arterial wall compliance and flow speed. |
Cooper Gray ; Dorothea Tse ; Suhasa Kodandaramaiah ; Jeff Tithof; |
| 206 | A Study of Flow Rate Moderation in Microfluidic Devices for Generating Chemical Gradients Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: MFD designs with and without geometric modification are included in the study to determine if the Y-mixer shape influences flow rate moderation. |
Elizabeth Hutton ; Dragos Amarie; |
| 207 | Arterial Pulsation Vs Neurovascular Coupling As A Driving Mechanism of Cerebrospinal Fluid Flow in Complex Perivascular Space Geometries Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we derive a one-dimensional finite volume model (FVM) to study CSF flow in PVSs. |
Mahsa Mirzaee ; Jeff Tithof; |
| 208 | Quantifying Components of Entropy in The Latent Heat of Melting Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we combine inelastic neutron scattering and molecular dynamics informed by machine learning interatomic potentials to quantify the vibrational, configurational, and electronic contributions to the entropy of fusion in Ge, Si, Bi, Sn, Pb, and Li. |
Camille Bernal-Choban ; Vladimir Ladygin ; Garrett Granroth ; Claire Saunders ; Stefan Lohaus ; Douglas Abernathy ; Brent Fultz; |
| 209 | Understanding The Tunable Wetting of Droplets on Graphite and Cellulose Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our study, we employ molecular dynamics simulations to investigate how different types of ions can affect and fine-tune wetting behaviors on distinct surfaces, such as graphite and cellulose surfaces. |
Meng Shen; |
| 210 | Using Phase Field Models to Simulate Colloidal Chemohydrodynamics in 3D in Both Chemically Homogeneous and Chemically Heterogeneous Environments 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; |
| 211 | Transport of Dilute Suspensions in Porous Media with Heterogeneous Particle-media Attractions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our study sheds light on the ways in which heterogeneous physicochemical interactions can impact the transport of particles in complex three-dimensional porous material. |
Wilfred Kwabena Darko ; Deepak Mangal ; Jacinta Conrad ; Jeremy Palmer; |
| 212 | Biologically Generated Mixing and The Direction of Energy Cascade Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we show that the geometry between the biologically generated agitation and the background hydrodynamic shear can determine both the intensity and direction of the biologically generated turbulent energy cascade. |
Lei Fang ; Xinyu Si; |
| 213 | Deep Generative Neural Networks for Learning The Dynamics of Nanoparticles in Liquid Phase Electron Microscopy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By traversing the latent space of trajectories, we identify a transition in the dynamic behavior of nanoparticles at different timescales reminiscent of the crossover in the dynamics of colloidal particles in glassy systems. |
Zain Shabeeb ; Pagnaa Attah Nantogmah ; Vida Jamali; |
| 214 | Super-resolution Imaging of Transport in Complex Materials: Chromatography and The Extracellular Matrix Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I will present studying molecular diffusion in soft materials relevant to liquid chromatographic separations and the extracellular matrix with super-resolution imaging, along with progress towards studying materials that are realistic, multi-component, and complex to connect fundamental molecular observations to industrial interests. |
Lydia Kisley; |
| 215 | Gyrotactic Tapping of Spheroidal Motile Micro-swimmers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we propose a model that considers the effects of spheroidal shape on the competence between the gravitational torque and the viscous torque. |
Ze-Xu Li ; Lei Fang; |
| 216 | Hydrodynamic Characteristics of Strong Inertial Solitary Waves on Thin Film Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, a constant monochromatic perturbation is applied to the velocity field at the inlet to enforce the film. |
Saurabh Dhopeshwar ; Suman Chakraborty ; Rajaram Lakkaraju; |
| 217 | Growth and Coalescence of Nanoscopic Mesas in Stratifying Micellar Foam Films Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this contribution, we analyze the shape evolution and coalescence of mesas in an effort to develop a comprehensive understanding of drainage by stratification in micellar foam films, including the role played by the contribution of supramolecular oscillatory structural forces to disjoining pressure. |
Chenxian Xu ; Yiran Zhang ; Subinur Kemal ; Vivek Sharma; |