Chemical short-range order strengthening mechanism in CoCrNi medium-entropy alloy under nanoindentation

X Yang, Y **, C He, H Chen, X Zhang, ST Tu - Scripta Materialia, 2022 - Elsevier
The strengthening effect of chemical short-range order (SRO) structure in CoCrNi medium-
entropy alloy (MEA) was investigated using molecular dynamics (MD) simulations of …

Molecular dynamics simulations for nanoindentation response of nanotwinned FeNiCrCoCu high entropy alloy

Y Tian, Q Fang, J Li - Nanotechnology, 2020 - iopscience.iop.org
Twin boundary (TB) plays an important role on the plastic deformation of high entropy alloy
(HEA). The strong effects of TB on the deformation response of HEA are revealed from …

Molecular dynamics study of strengthening mechanism of nanolaminated graphene/Cu composites under compression

S Weng, H Ning, T Fu, N Hu, Y Zhao, C Huang… - Scientific reports, 2018 - nature.com
Molecular dynamics simulations of nanolaminated graphene/Cu (NGCu) and pure Cu under
compression are conducted to investigate the underlying strengthening mechanism of …

Influences of grain size and temperature on tribological characteristics of CuAlNi alloys under nanoindentation and nanoscratch

DQ Doan, TH Fang, TH Chen - International Journal of Mechanical …, 2020 - Elsevier
The mechanical response of CuAlNi nanocrystalline under the nanoscratch through an
abrasive tip sliding on the workpiece is investigated using molecular dynamics (MD) …

Effects of crystal orientation and twin boundary distance on mechanical properties of FeNiCrCoCu high-entropy alloy under nanoindentation

DQ Doan - Materials Chemistry and Physics, 2022 - Elsevier
The effect of crystal orientation and twinning on the mechanical characteristics and
microstructure development of the equiatomic FeNiCrCoCu high-entropy alloy is explored …

Molecular dynamics simulation of the tribological performance of amorphous/amorphous nano-laminates

D Hua, W Wang, D Luo, Q Zhou, S Li, J Shi… - Journal of Materials …, 2022 - Elsevier
Because the amorphous/amorphous nano-laminates could enhance significantly the
mechanical properties of the amorphous materials, they have been widely studied as a new …

Structural transformation and strain localization at twin boundaries in Al0. 4CoCrFeNi high-entropy alloy

DQ Doan, TH Fang, TH Chen - Applied Surface Science, 2022 - Elsevier
Surface nanotribological properties and subsurface damage of Al 0.4 CoCrFeNi high-
entropy alloy during the nano-scratching processes are investigated using molecular …

Formation of prismatic loops in AlN and GaN under nanoindentation

H **ang, H Li, T Fu, C Huang, X Peng - Acta Materialia, 2017 - Elsevier
The formation of prismatic loops in metals has been studied extensively, but the
corresponding research related to ceramics can rarely be found in the literature. In this …

A study of deformation behavior and phase transformation in 4H-SiC during nanoindentation process via molecular dynamics simulation

B Zhu, D Zhao, H Zhao - Ceramics International, 2019 - Elsevier
The deformation behavior and phase transformation of 4H silicon carbide (4H-SiC) during
nanoindentation process is investigated with a cube corner diamond indenter through …

Modelling dislocation-graphene interactions in a BCC Fe matrix by molecular dynamics simulations and gradient plasticity theory

F Shuang, KE Aifantis - Applied Surface Science, 2021 - Elsevier
Graphene nanosheets (GNS) can enhance the strength and ductility of metal-based
composites as they can obstruct the propagation of dislocations. The present article employs …