Atomic simulation of the effect of orientation on tensile/compressive properties in nickel-based single crystal superalloys

Q Yin, Y Lian, Z Wen, H Pei, J Wang, Z Yue - Journal of Alloys and …, 2022 - Elsevier
Nickel-based single crystal superalloys reveal obvious anisotropy and orientation
correlation. Choosing the orientation with the best mechanical properties is beneficial to …

Insights into fracture behavior of Ni-based superalloy single crystals: An atomistic investigation

S Chandra, A Alankar, MK Samal… - Journal of Alloys and …, 2023 - Elsevier
Comprehending the plastic deformation and failure mechanisms in Ni-based superalloys is
vital to enhance their intrinsic ductility. In view of this, the present work intends to illustrate …

Molecular dynamics simulation of grain boundary geometry on crack propagation of bi-crystal aluminum

W Fang, H Xie, F Yin, J Li, Q Fang - Materials Science and Engineering: A, 2016 - Elsevier
Grain boundaries are known to be one of the major microstructural barriers to short crack
growth in most metallic materials. In this paper, effects of specified twist angle and tilt angle …

Assessing the critical role of Re and Co addition in flow stress of Ni-based single-crystal superalloy: A molecular dynamics study

SL Liu, HJ Yang - Materials Today Communications, 2022 - Elsevier
Molecular dynamics simulations are conducted to study the effect of Re and Co addition in
the Ni-based single-crystal superalloys on its flow stresses under varying temperature. It is …

A molecular dynamics study of intercrystalline crack propagation in nano-nickel bicrystal films with (0 1 0) twist boundary

Y Zhang, S Jiang, X Zhu, Y Zhao - Engineering Fracture Mechanics, 2016 - Elsevier
Molecular dynamics simulation was performed to investigate influence of (0 1 0) twist
boundary on intercrystalline crack propagation of nano-nickel bicrystal films. The plasticity of …

Tensile mechanical properties of Ni‐based superalloy of nanophases using molecular dynamics simulation

L Ma, S Xiao, H Deng, W Hu - physica status solidi (b), 2016 - Wiley Online Library
The mechanical properties of Ni/Ni3Al monocrystal of nanophases with varying
temperatures, strain rates, and phase sizes have been studied using molecular dynamics …

Molecular dynamics simulation of crack propagation behaviors at the Ni/Ni 3 Al grain boundary

J Yu, Q Zhang, R Liu, Z Yue, M Tang, X Li - Rsc Advances, 2014 - pubs.rsc.org
The primary purpose of this paper is to study intergranular and transgranular crack
propagation behavior at the grain boundary (GB) of Ni/Ni3Al by Molecular Dynamics (MD) …

Atomistic simulation of crack propagation in single crystal tungsten under cyclic loading

XT Shu, S Xiao, H Deng, L Ma, W Hu - Journal of materials research, 2017 - cambridge.org
The propagation of a pre-existing center crack in single crystal tungsten under cyclic loading
was examined by molecular dynamics (MD) simulations at various temperatures. The results …

Atomic simulation of fatigue crack propagation in Ni3Al

L Ma, S Xiao, H Deng, W Hu - Applied Physics A, 2015 - Springer
The fatigue crack propagation behavior of Ni 3 Al was studied using molecular dynamics
simulation at room temperature. The simulation results showed that the deformation …

Influence of twist angle on crack propagation of nanoscale bicrystal nickel film based on molecular dynamics simulation

Y Zhang, S Jiang, X Zhu, Y Zhao - Physica E: Low-dimensional Systems …, 2017 - Elsevier
Tensile deformation of nanoscale bicrystal nickel film with twist grain boundary, which
includes various twist angles, is investigated via molecular dynamics simulation to obtain the …