Immersed methods for fluid–structure interaction

BE Griffith, NA Patankar - Annual review of fluid mechanics, 2020 - annualreviews.org
Fluid–structure interaction is ubiquitous in nature and occurs at all biological scales.
Immersed methods provide mathematical and computational frameworks for modeling fluid …

Thin and sharp edges bodies-fluid interaction simulation using cut-cell immersed boundary method

SQ Salih, MS Aldlemy, MR Rasani… - Engineering …, 2019 - Taylor & Francis
This study aims to develop an adaptive mesh refinement (AMR) algorithm combined with
Cut-Cell IBM using two-stage pressure–velocity corrections for thin-object FSI problems. To …

Proprioceptive feedback amplification restores effective locomotion in a neuromechanical model of lampreys with spinal injuries

C Hamlet, L Fauci, JR Morgan… - Proceedings of the …, 2023 - National Acad Sciences
Spinal injuries in many vertebrates can result in partial or complete loss of locomotor ability.
While mammals often experience permanent loss, some nonmammals, such as lampreys …

A coupled flow and beam model for fluid–slender body interaction

C Wang, B Ren, P Lin - Journal of Fluids and Structures, 2022 - Elsevier
In this study, a coupled numerical model for simulation of 3D flow interacting with a slender
body is proposed. A discrete-forcing immersed boundary method is implemented to couple …

Three-dimensional numerical simulation of vortex-induced vibration of a free spanning submarine cable in uniform currents

H Zhao, C Wang, J Zhu, P Dong, B Ren, P Lin - Applied Ocean Research, 2024 - Elsevier
The free spanning submarine cable, a slender and flexible structure with a certain sag,
exhibits unique vortex-induced vibration (VIV) characteristics in currents compared to …

3D computational modeling of bleb initiation dynamics

W Strychalski - Frontiers in Physics, 2021 - frontiersin.org
Blebbing occurs in cells under high cortical tension when the membrane locally detaches
from the actin cortex, resulting in pressure-driven flow of the cytosol and membrane …

A finite element method for a fourth order surface equation with application to the onset of cell blebbing

B Stinner, A Dedner, A Nixon - Frontiers in Applied Mathematics and …, 2020 - frontiersin.org
A variational problem for a fourth order parabolic surface partial differential equation is
discussed. It contains non-linear lower order terms, on which we only make abstract …

Immersed boundary simulations of cell-cell interactions in whole blood

A Kassen, A Barrett, V Shankar, AL Fogelson - Journal of Computational …, 2022 - Elsevier
We present a new method for the geometric reconstruction of elastic surfaces simulated by
the immersed boundary method with the goal of simulating the motion and interactions of …

A fine-grained parallelization of the immersed boundary method

A Kassen, V Shankar… - The International Journal …, 2022 - journals.sagepub.com
We present new algorithms for the parallelization of Eulerian–Lagrangian interaction
operations in the immersed boundary method. Our algorithms rely on two well-studied …