[HTML][HTML] Efficient convergent boundary integral methods for slender bodies

D Malhotra, A Barnett - Journal of Computational Physics, 2024 - Elsevier
The interaction of fibers in a viscous (Stokes) fluid plays a crucial role in industrial and
biological processes, such as sedimentation, rheology, transport, cell division, and …

Fast multipole methods for the evaluation of layer potentials with locally-corrected quadratures

L Greengard, M O'Neil, M Rachh, F Vico - Journal of Computational Physics …, 2021 - Elsevier
While fast multipole methods (FMMs) are in widespread use for the rapid evaluation of
potential fields governed by the Laplace, Helmholtz, Maxwell or Stokes equations, their …

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 …

Kernel free boundary integral method for 3D incompressible flow and linear elasticity equations on irregular domains

Z Zhao, H Dong, W Ying - Computer Methods in Applied Mechanics and …, 2023 - Elsevier
A second-order accurate kernel-free boundary integral method is presented for Stokes flow
and linear elasticity boundary value problems on three-dimensional irregular domains. It …

An integral equation formulation for rigid bodies in Stokes flow in three dimensions

E Corona, L Greengard, M Rachh… - Journal of Computational …, 2017 - Elsevier
We present a new derivation of a boundary integral equation (BIE) for simulating the three-
dimensional dynamics of arbitrarily-shaped rigid particles of genus zero immersed in a …

Boundary integral equation analysis for suspension of spheres in Stokes flow

E Corona, S Veerapaneni - Journal of Computational Physics, 2018 - Elsevier
We show that the standard boundary integral operators, defined on the unit sphere, for the
Stokes equations diagonalize on a specific set of vector spherical harmonics and provide …

A fluctuating boundary integral method for Brownian suspensions

Y Bao, M Rachh, EE Keaveny, L Greengard… - Journal of Computational …, 2018 - Elsevier
We present a fluctuating boundary integral method (FBIM) for overdamped Brownian
Dynamics (BD) of two-dimensional periodic suspensions of rigid particles of complex shape …

Quadrature by fundamental solutions: kernel-independent layer potential evaluation for large collections of simple objects

DB Stein, AH Barnett - Advances in Computational Mathematics, 2022 - Springer
Well-conditioned boundary integral methods for the solution of elliptic boundary value
problems (BVPs) are powerful tools for static and dynamic physical simulations. When there …

A boundary-integral framework to simulate viscous erosion of a porous medium

BD Quaife, MNJ Moore - Journal of Computational Physics, 2018 - Elsevier
We develop numerical methods to simulate the fluid-mechanical erosion of many bodies in
two-dimensional Stokes flow. The broad aim is to simulate the erosion of a porous medium …

A unified integral equation scheme for doubly periodic Laplace and Stokes boundary value problems in two dimensions

AH Barnett, GR Marple… - … on Pure and Applied …, 2018 - Wiley Online Library
We present a spectrally accurate scheme to turn a boundary integral formulation for an
elliptic PDE on a single unit cell geometry into one for the fully periodic problem. The basic …