High strain-rate effect on microstructure evolution and plasticity of aluminum 5052 alloy nano-multilayer: A molecular dynamics study

DTH Hue, VK Tran, VL Nguyen, VH Dinh, TG Nguyen - Vacuum, 2022 - Elsevier
Abstract Effects of strain rates on mechanical behaviors of nano-multilayered aluminum
5052 alloys are explored via molecular dynamics simulations. Yield strength and ultimate …

Molecular dynamics simulation of tensile deformation of nano-single crystal aluminum

L Yuan, D Shan, B Guo - Journal of Materials Processing Technology, 2007 - Elsevier
In order to research the mechanisms of tensile deformation at nanometer, molecular
dynamics (MD) was employed to simulate the tension process of nano-single crystal …

The size effect and plastic deformation mechanism transition in the nanolayered polycrystalline metallic multilayers

Y Zhu, Z Li, M Huang - Journal of Applied Physics, 2014 - pubs.aip.org
The strength and deformation mechanisms of the nanolayered polycrystalline metallic
multilayers (NPMMs) are investigated via molecular dynamics simulation, with special …

Molecular dynamics study of deformation behavior of crystalline Cu/amorphous Cu50Zr50 nanolaminates

HY Song, JJ Xu, YG Zhang, S Li, DH Wang, YL Li - Materials & Design, 2017 - Elsevier
Abstract Crystalline/amorphous (C/A) metallic nanolaminates have been increasingly
studied due to its excellent mechanical behaviors. Here, the effects of layer thickness and …

Investigating damage evolution at the nanoscale: molecular dynamics simulations of nanovoid growth in single-crystal aluminum

MA Bhatia, KN Solanki, A Moitra… - Metallurgical and materials …, 2013 - Springer
Nanovoid growth was investigated using molecular dynamics to reveal its dependence on
void size, strain rate, crystallographic loading orientation, initial nanovoid volume fraction …

Dislocation-based modeling of the mechanical behavior of epitaxial metallic multilayer thin films

Q Li, PM Anderson - Acta materialia, 2005 - Elsevier
A 3D dislocation cellular automaton model is employed to simulate yield and hardening in
nanostructured metallic multilayer thin films during in-plane, biaxial tensile loading. The films …

Atomic-scale deformation mechanisms of nano-polycrystalline Cu/Al layered composites: a molecular dynamics simulation

X Bian, A Wang, J Xie, P Liu, Z Mao, Y Chen… - Journal of Materials …, 2023 - Elsevier
In this paper, molecular dynamics (MD) simulation was employed to systematically study the
tensile deformation behaviors of nano-polycrystalline Cu, nano-polycrystalline Al, nano …

Plastic deformation of nanocrystalline aluminum at high temperatures and strain rate

AP Gerlich, L Yue, PF Mendez, H Zhang - Acta materialia, 2010 - Elsevier
The deformation of nanocrystalline aluminum was studied using molecular dynamics
simulation at homologous temperatures up to 0.97. The microstructures and stress–strain …

Competing grain-boundary-and dislocation-mediated mechanisms in plastic strain recovery in nanocrystalline aluminum

X Li, Y Wei, W Yang, H Gao - Proceedings of the National …, 2009 - National Acad Sciences
Recent experiments have demonstrated that plastic strains in nanocrystalline aluminum and
gold films with grain sizes on the order of 50 nm are partially recoverable. To reveal the …

Influence of grain boundary structure and topology on the plastic deformation of nanocrystalline aluminum as studied by atomistic simulations

A Prakash, D Weygand, E Bitzek - International Journal of Plasticity, 2017 - Elsevier
Nanocrystalline materials, with grain sizes below 100 nm, have been the subject of many
research studies in the recent past. At these reduced grain sizes, grain boundaries (GBs) …