Simulation methods for particulate flows and concentrated suspensions

M Maxey - Annual Review of Fluid Mechanics, 2017 - annualreviews.org
Numerical simulations are extensively used to investigate the motion of suspended particles
in a fluid and their influence on the dynamics of the overall flow. Contexts range from the …

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 …

Integral-based spectral method for inextensible slender fibers in Stokes flow

O Maxian, A Mogilner, A Donev - Physical Review Fluids, 2021 - APS
Every animal cell is filled with a cytoskeleton, a dynamic gel made of inextensible fibers,
such as microtubules, actin fibers, and intermediate filaments, all suspended in a viscous …

A fast integral equation method for solid particles in viscous flow using quadrature by expansion

L af Klinteberg, AK Tornberg - Journal of Computational Physics, 2016 - Elsevier
Boundary integral methods are advantageous when simulating viscous flow around rigid
particles, due to the reduction in number of unknowns and straightforward handling of the …

Spectral Ewald acceleration of Stokesian dynamics for polydisperse suspensions

M Wang, JF Brady - Journal of Computational Physics, 2016 - Elsevier
In this work we develop the Spectral Ewald Accelerated Stokesian Dynamics (SEASD), a
novel computational method for dynamic simulations of polydisperse colloidal suspensions …

A highly accurate boundary integral equation method for surfactant-laden drops in 3D

C Sorgentone, AK Tornberg - Journal of Computational Physics, 2018 - Elsevier
The presence of surfactants alters the dynamics of viscous drops immersed in an ambient
viscous fluid. This is specifically true at small scales, such as in applications of droplet based …

Spectral accuracy in fast Ewald-based methods for particle simulations

D Lindbo, AK Tornberg - Journal of Computational Physics, 2011 - Elsevier
A spectrally accurate fast method for electrostatic calculations under periodic boundary
conditions is presented. We follow the established framework of FFT-based Ewald …

[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 …