A mesh-free method for interface problems using the deep learning approach

Z Wang, Z Zhang - Journal of Computational Physics, 2020 - Elsevier
In this paper, we propose a mesh-free method to solve interface problems using the deep
learning approach. Two types of PDEs are considered. The first one is an elliptic PDE with a …

Solving nonconvex energy minimization problems in martensitic phase transitions with a mesh-free deep learning approach

X Chen, P Rosakis, Z Wu, Z Zhang - Computer Methods in Applied …, 2023 - Elsevier
In this paper, we propose a novel mesh-free method for solving nonconvex energy
minimization problems for martensitic phase transitions and twinning in crystals using the …

Tools for computational analysis of moving boundary problems in cellular mechanobiology

KT DiNapoli, DN Robinson… - WIREs Mechanisms of …, 2021 - Wiley Online Library
A cell's ability to change shape is one of the most fundamental biological processes and is
essential for maintaining healthy organisms. When the ability to control shape goes awry, it …

Cell crawling on a compliant substrate: a biphasic relation with linear friction

H Chelly, A Jahangiri, M Mireux, J Étienne… - International Journal of …, 2022 - Elsevier
A living cell actively generates traction forces on its environment with its actin cytoskeleton.
These forces deform the cell elastic substrate which, in turn, affects the traction forces …

A continuum mechanical model of cell motion driven by a biphasic traction stress

R Abeyaratne, PK Purohit - Journal of the Royal Society …, 2024 - royalsocietypublishing.org
The aim of this paper is to place the cell locomotion problem within the general framework of
classical continuum mechanics, and while doing so, to account for the deformation of the …

Decoupling numerical method based on deep neural network for nonlinear degenerate interface problems

C Fan, MA Ali, Z Zhang - Computer Physics Communications, 2024 - Elsevier
Many practical problems, including modeling composite materials, nuclear waste disposal,
oil reservoir simulations, and flows in porous medium, commonly involve interface problems …

[HTML][HTML] Treadmilling stability of a one-dimensional actin growth model

R Abeyaratne, E Puntel, G Tomassetti - International Journal of Solids and …, 2020 - Elsevier
Actin growth is a fundamental biophysical process and it is, at the same time, a prototypical
example of diffusion-mediated surface growth. We formulate a coupled chemo-mechanical …

Initiation of motility on a compliant substrate

J Étienne, P Recho - Journal of the Mechanics and Physics of Solids, 2024 - Elsevier
The conditions under which biological cells switch from a static to a motile state are
fundamental to the understanding of many healthy and pathological processes. In this …

A deep learning approach to nonconvex energy minimization for martensitic phase transitions

X Chen, P Rosakis, Z Wu, Z Zhang - arXiv preprint arXiv:2206.13937, 2022 - arxiv.org
We propose a mesh-free method to solve nonconvex energy minimization problems for
martensitic phase transitions and twinning in crystals, using the deep learning approach …

[HTML][HTML] A non local model for cell migration in response to mechanical stimuli

R Marchello, A Colombi, L Preziosi, C Giverso - Mathematical Biosciences, 2024 - Elsevier
Cell migration is one of the most studied phenomena in biology since it plays a fundamental
role in many physiological and pathological processes such as morphogenesis, wound …