Brownian dynamics without Green's functions

S Delong, FB Usabiaga… - The Journal of …, 2014 - pubs.aip.org
We develop a Fluctuating Immersed Boundary (FIB) method for performing Brownian
dynamics simulations of confined particle suspensions. Unlike traditional methods which …

Exact controllability of forward and backward stochastic difference system

W Wang, J Xu, H Zhang - Automatica, 2023 - Elsevier
In this paper, we study the exact controllability of forward and backward stochastic difference
system (FBSDS) with multiplicative noise. Different from the standard system governed by …

Inertial coupling method for particles in an incompressible fluctuating fluid

FB Usabiaga, R Delgado-Buscalioni, BE Griffith… - Computer Methods in …, 2014 - Elsevier
We develop an inertial coupling method for modeling the dynamics of point-like “blob”
particles immersed in an incompressible fluid, generalizing previous work for compressible …

Hydrodynamic coupling of particle inclusions embedded in curved lipid bilayer membranes

JK Sigurdsson, PJ Atzberger - Soft matter, 2016 - pubs.rsc.org
We develop theory and computational methods to investigate particle inclusions embedded
within curved lipid bilayer membranes. We consider the case of spherical lipid vesicles …

The Stokes-Einstein relation at moderate Schmidt number

F Balboa Usabiaga, X Xie… - The Journal of …, 2013 - pubs.aip.org
The Stokes-Einstein relation for the self-diffusion coefficient of a spherical particle
suspended in an incompressible fluid is an asymptotic result in the limit of large Schmidt …

[HTML][HTML] Coupling a nano-particle with isothermal fluctuating hydrodynamics: Coarse-graining from microscopic to mesoscopic dynamics

P Español, A Donev - The Journal of Chemical Physics, 2015 - pubs.aip.org
We derive a coarse-grained description of the dynamics of a nanoparticle immersed in an
isothermal simple fluid by performing a systematic coarse graining of the underlying …

Simulation of osmotic swelling by the stochastic immersed boundary method

CH Wu, TG Fai, PJ Atzberger, CS Peskin - SIAM Journal on Scientific …, 2015 - SIAM
We develop computational methods for the simulation of osmotic swelling phenomena
relevant to microscopic vesicles containing transformable solute molecules. We introduce …

Surface fluctuating hydrodynamics methods for the drift-diffusion dynamics of particles and microstructures within curved fluid interfaces

DA Rower, M Padidar, PJ Atzberger - Journal of Computational Physics, 2022 - Elsevier
We introduce fluctuating hydrodynamics approaches on surfaces for capturing the drift-
diffusion dynamics of particles and microstructures immersed within curved fluid interfaces of …

[HTML][HTML] SDYN-GANs: Adversarial learning methods for multistep generative models for general order stochastic dynamics

P Stinis, C Daskalakis, PJ Atzberger - Journal of Computational Physics, 2024 - Elsevier
We introduce adversarial learning methods for data-driven generative modeling of dynamics
of nt h-order stochastic systems. Our approach builds on Generative Adversarial Networks …

Finite element formulation of fluctuating hydrodynamics for fluids filled with rigid particles using boundary fitted meshes

M De Corato, JJM Slot, M Hütter, G D'Avino… - Journal of …, 2016 - Elsevier
In this paper, we present a finite element implementation of fluctuating hydrodynamics with a
moving boundary fitted mesh for treating the suspended particles. The thermal fluctuations …