Hydrodynamics of suspensions of passive and active rigid particles: a rigid multiblob approach

F Balboa Usabiaga, B Kallemov, B Delmotte… - … in Applied Mathematics …, 2017 - msp.org
We develop a rigid multiblob method for numerically solving the mobility problem for
suspensions of passive and active rigid particles of complex shape in Stokes flow in …

Fast stokesian dynamics

AM Fiore, JW Swan - Journal of Fluid Mechanics, 2019 - cambridge.org
We present a new method for large scale dynamic simulation of colloidal particles with
hydrodynamic interactions and Brownian forces, which we call fast Stokesian dynamics …

[HTML][HTML] Rapid sampling of stochastic displacements in Brownian dynamics simulations

AM Fiore, F Balboa Usabiaga, A Donev… - The Journal of chemical …, 2017 - pubs.aip.org
We present a new method for sampling stochastic displacements in Brownian Dynamics
(BD) simulations of colloidal scale particles. The method relies on a new formulation for …

Universal features of the shape of elastic fibres in shear flow

PJ Żuk, AM Słowicka, ML Ekiel-Jeżewska… - Journal of Fluid …, 2021 - cambridge.org
We present a numerical study of the dynamics of an elastic fibre in a shear flow at low
Reynolds number, and seek to understand several aspects of the fibre's motion using the …

A scalable computational platform for particulate Stokes suspensions

W Yan, E Corona, D Malhotra, S Veerapaneni… - Journal of …, 2020 - Elsevier
We describe a computational framework for simulating suspensions of rigid particles in
Newtonian Stokes flow. One central building block is a collision-resolution algorithm that …

[HTML][HTML] Rapid sampling of stochastic displacements in Brownian dynamics simulations with stresslet constraints

AM Fiore, JW Swan - The Journal of chemical physics, 2018 - pubs.aip.org
Brownian Dynamics simulations are an important tool for modeling the dynamics of soft
matter. However, accurate and rapid computations of the hydrodynamic interactions …

Active stokesian dynamics

GJ Elfring, JF Brady - Journal of Fluid Mechanics, 2022 - cambridge.org
Since its development, Stokesian dynamics has been a leading approach for the dynamic
simulation of suspensions of particles at arbitrary concentrations with full hydrodynamic …

Kernel aggregated fast multipole method: Efficient summation of laplace and stokes kernel functions

W Yan, R Blackwell - Advances in Computational Mathematics, 2021 - Springer
Many different simulation methods for Stokes flow problems involve a common
computationally intense task—the summation of a kernel function over O (N 2) pairs of …

Obstacle-induced lateral dispersion and nontrivial trapping of flexible fibers settling in a viscous fluid

U Makanga, M Sepahi, C Duprat, B Delmotte - Physical Review Fluids, 2023 - APS
The motion of flexible fibers through structured fluidic environments is ubiquitous in nature
and industrial applications. Most often, their dynamics results from the complex interplay …

Generalized Rotne–Prager–Yamakawa approximation for Brownian dynamics in shear flow in bounded, unbounded, and periodic domains

B Cichocki, P Szymczak, PJ Żuk - The Journal of Chemical Physics, 2021 - pubs.aip.org
Inclusion of hydrodynamic interactions is essential for a quantitatively accurate Brownian
dynamics simulation of colloidal suspensions or polymer solutions. We use the generalized …