A physics-based nonlocal theory for particle-reinforced polymer composites

R Li, L Li, Y Jiang - International Journal of Mechanical Sciences, 2025 - Elsevier
How the nonlocal interaction effects of particle-reinforced polymer composites manifest
themselves from their underlying microstructure is not fully understood, thus greatly limiting …

Strain gradient elasticity theory of polymer networks

Y Jiang, L Li, Y Hu - Acta Mechanica, 2022 - Springer
In physically (statistically) based theories for rubber-like materials, network models serve as
a bridge that connects chain dynamics to continuum constitutive relations. However, there is …

[HTML][HTML] A peridynamic implementation of crystal plasticity

S Sun, V Sundararaghavan - International Journal of Solids and Structures, 2014 - Elsevier
This paper presents the first application of peridynamics theory for crystal plasticity
simulations. A state-based theory of peridynamics is used (Silling et al., 2007) where the …

Stress-point method for stabilizing zero-energy modes in non-ordinary state-based peridynamics

J Luo, V Sundararaghavan - International Journal of Solids and Structures, 2018 - Elsevier
Non-ordinary state–based peridynamics is a promising continuum mechanics theory that
combines non-local dynamics with conventional material models. Within this theory, the …

A spatiotemporally-nonlocal continuum field theory of polymer networks

Y Jiang, L Li, Y Hu - Science China Physics, Mechanics & Astronomy, 2023 - Springer
A physically-based continuum theory that captures the microstructure-dependent and
temporal effects of both permanent and transient polymer networks is still lacking, despite …

A molecular dynamics simulation for thermal activation process in covalent bond dissociation of a crosslinked thermosetting polymer

N Yamada, Y Oya, N Kato, K Mori, J Koyanagi - Molecules, 2023 - mdpi.com
A novel algorithm for covalent bond dissociation is developed to accurately predict fracture
behavior of thermosetting polymers via molecular dynamics simulation. This algorithm is …

A finite element based approach for nonlocal stress analysis for multi-phase materials and composites

M Tüfekci, JP Dear, L Salles - Engineering with Computers, 2024 - Springer
This study proposes a numerical method for calculating the stress fields in nano-scale multi-
phase/composite materials, where the classical continuum theory is inadequate due to the …

[HTML][HTML] Plane stress problems in nonlocal elasticity: finite element solutions with a strain-difference-based formulation

P Fuschi, AA Pisano, D De Domenico - Journal of Mathematical Analysis …, 2015 - Elsevier
An enhanced computational version of the finite element method in the context of nonlocal
strain-integral elasticity of Eringen-type is discussed. The theoretical bases of the method …

Molecular Dynamics Simulation of Cumulative Microscopic Damage in a Thermosetting Polymer under Cyclic Loading

N Yamada, M Morita, M Takamura, T Murashima… - Polymers, 2024 - mdpi.com
To develop durable composite materials, it is crucial to elucidate the correlation between
nanoscale damage in thermosetting resins and the degradation of their mechanical …

Molecular dynamics simulation of cross-linking processes and material properties for epoxy resins using first-principle calculation combined with global reaction route …

Y Oya, M Nakazawa, K Shirasu, Y Hino… - Chemical Physics …, 2021 - Elsevier
Herein, epoxy resin is cured by coupling quantum chemical calculations with molecular
dynamics simulations that enable the prediction of material characteristics with fewer …