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 …

Finite element simulation of quasi-static tensile fracture in nonlinear strain-limiting solids with the phase-field approach

S Lee, HC Yoon, SM Mallikarjunaiah - Journal of Computational and …, 2022 - Elsevier
We investigate a quasi-static tensile fracture in nonlinear strain-limiting solids by coupling
with the phase-field approach. A classical model for the growth of fractures in an elastic …

Finite element model for a coupled thermo-mechanical system in nonlinear strain-limiting thermoelastic body

HC Yoon, KK Vasudeva, SM Mallikarjunaiah - … in Nonlinear Science and …, 2022 - Elsevier
We investigate a specific finite element model to study the thermoelastic behavior within the
context of nonlinear strain-limiting constitutive relation. As a special subclass of implicit …

Constraint energy minimizing generalized multiscale finite element method for nonlinear poroelasticity and elasticity

S Fu, E Chung, T Mai - Journal of Computational Physics, 2020 - Elsevier
In this paper, we apply the constraint energy minimizing generalized multiscale finite
element method (CEM-GMsFEM) to first solving a nonlinear poroelasticity problem. The …

Finite element study of V-shaped crack-tip fields in a three-dimensional nonlinear strain-limiting elastic body

K Gou, SM Mallikarjunaiah - Mathematics and Mechanics of …, 2023 - journals.sagepub.com
We study the crack-tip fields in a three-dimensional (3D) plate with a V-shaped crack
employing Rajagopal's theory of elasticity with the strain-limiting effect. The classical linear …

Modeling fracture in the context of a strain-limiting theory of elasticity: A single plane-strain crack

K Gou, M Mallikarjuna, KR Rajagopal… - International Journal of …, 2015 - Elsevier
Implicit constitutive relations afford a logically consistent framework for formulating strain-
limiting, nonlinear elastic constitutive models utilizing the classical linearized strain tensor …

A finite-element discretization of some boundary value problems for nonlinear strain-limiting elastic bodies

HC Yoon, SM Mallikarjunaiah - Mathematics and Mechanics …, 2022 - journals.sagepub.com
It is well known that the linearized theory of elasticity admits the logically inconsistent
solution of singular strains when applied to certain naive models of fracture while the theory …

[HTML][HTML] Generalized multiscale finite element method for a strain-limiting nonlinear elasticity model

S Fu, E Chung, T Mai - Journal of Computational and Applied Mathematics, 2019 - Elsevier
In this paper, we consider multiscale methods for nonlinear elasticity. In particular, we
investigate the Generalized Multiscale Finite Element Method (GMsFEM) for a strain-limiting …

Quasi-static anti-plane shear crack propagation in nonlinear strain-limiting elastic solids using phase-field approach

HC Yoon, S Lee, SM Mallikarjunaiah - International Journal of Fracture, 2021 - Springer
We study a quasi-static evolution of anti-plane crack with the nonlinear strain-limiting model
using the phase-field approach. The nonlinear strain-limiting models, a subclass of the …

Automated Data-Driven Discovery of Material Models Based on Symbolic Regression: A Case Study on Human Brain Cortex

J Hou, X Chen, T Wu, E Kuhl, X Wang - arXiv preprint arXiv:2402.05238, 2024 - arxiv.org
We introduce a data-driven framework to automatically identify interpretable and physically
meaningful hyperelastic constitutive models from sparse data. Leveraging symbolic …