Generalized multiscale finite element treatment of a heterogeneous nonlinear strain-limiting elastic model

M Vasilyeva, SM Mallikarjunaiah - Multiscale Modeling & Simulation, 2024 - SIAM
In this work, we consider a nonlinear strain-limiting elastic model in heterogeneous
domains. We investigate heterogeneous material with soft and stiff inclusions and …

Robust methods for multiscale coarse approximations of diffusion models in perforated domains

M Boutilier, K Brenner, V Dolean - Applied Numerical Mathematics, 2024 - Elsevier
For the Poisson equation posed in a domain containing a large number of polygonal
perforations, we propose a low-dimensional coarse approximation space based on a coarse …

A computational macroscopic model of piezomagnetoelectric materials using Generalized Multiscale Finite Element Method

D Ammosov, A Nasedkin, G Muratova - Journal of Computational and …, 2024 - Elsevier
Piezomagnetoelectric materials have many applications in various areas of science and
engineering. For example, such materials can be used in sensors, transducers, energy …

Numerical simulation of language interactions using online coupled Generalized Multiscale Finite Element Method

DA Ammosov, AV Grigorev, SP Stepanov… - … of Computational and …, 2023 - Elsevier
In this paper, we present a new mathematical model of the interaction of two languages. In
the model, we distinguish percentages of people who speak a non-target language, a target …

Multiscale dimension reduction for flow and transport problems in thin domain with reactive boundaries

M Vasilyeva, V Alekseev, ET Chung… - Journal of Computational …, 2021 - Elsevier
In this paper, we consider flow and transport problems in thin domains. Modeling problems
in thin domains occur in many applications, where thin domains lead to some type of …

Mixed Generalized Multiscale Finite Element Method for flow problem in thin domains

D Spiridonov, M Vasilyeva, M Wang… - Journal of Computational …, 2022 - Elsevier
In this paper, we construct a class of Mixed Generalized Multiscale Finite Element Methods
for the approximation on a coarse grid for an elliptic problem in thin two-dimensional …

Multiscale model reduction of the unsaturated flow problem in heterogeneous porous media with rough surface topography

D Spiridonov, M Vasilyeva, ET Chung, Y Efendiev… - Mathematics, 2020 - mdpi.com
In this paper, we consider unsaturated filtration in heterogeneous porous media with rough
surface topography. The surface topography plays an important role in determining the flow …

Multiscale model reduction for the Allen–Cahn problem in perforated domains

A Tyrylgin, Y Chen, M Vasilyeva, ET Chung - Journal of Computational and …, 2021 - Elsevier
In this paper, we consider a class of multiscale methods for the solution of nonlinear problem
in perforated domains. These problems are of multiscale nature and their discretizations …

Numerical solution of optimal control of atherosclerosis using direct and indirect methods with shooting/collocation approach

F Nasresfahani, MR Eslahchi - Computers & Mathematics with Applications, 2022 - Elsevier
We present a direct numerical method for the solution of an optimal control problem
controlling the growth of LDL (Low-density Lipoprotein), HDL (High-density Lipoprotein) and …

Stochastic approach for elliptic problems in perforated domains

J Han, Y Lee - arXiv preprint arXiv:2403.11385, 2024 - arxiv.org
A wide range of applications in science and engineering involve a PDE model in a domain
with perforations, such as perforated metals or air filters. Solving such perforated domain …