Molecular dynamics study on the nanoscale repeated friction and wear mechanisms of TiC/Ni composites

M Zheng, D Qu, X Wei, Z Zhang, Z Zhu, L Wang… - Applied Physics A, 2022 - Springer
In this study, the molecular dynamics method was used to simulate the process of repeated
friction of TiC/Ni composites under a hard diamond grinding ball and the mechanical …

Atomic-scale study of the repeated friction processes of γ/γ'phase nickel-based single crystal alloys

X Feng, Z Zhu, Z Wu, M Zheng, W Chen, X Wei - Tribology International, 2023 - Elsevier
The molecular dynamics method was used to simulate the micro-motion friction process of
nickel-based single-crystal alloy. With the repeated friction processes increases, the peak …

Material removal behavior of nanoscale shear cutting and extrusion cutting of monocrystalline γ-TiAl alloy

R Feng, Z Shao, S Yang, H Cao, H Li, C Lei… - The International Journal …, 2022 - Springer
The theoretical research shows that brittle materials can realize ductile cutting at the
nanometer scale and avoid cracks on the machined surface. However, the decrease of …

Influence mechanisms of tool geometry parameters on surface quality and subsurface damage in polycrystalline NiFeCr superalloys

J Jiang, L Sun, H Ma, S Liu - The International Journal of Advanced …, 2023 - Springer
To study the influence mechanisms of tool geometry parameters on surface quality and
subsurface damage when nanocutting polycrystalline NiFeCr superalloys, based on the …

Computational investigation on the surface cutting of γ-TiAl alloy

J Jiang, Z Dong, H Ma, L Sun - Solid State Communications, 2022 - Elsevier
Due to outstanding mechanical and physical properties, γ-TiAl has been widely used in
aeroengine through metal cut into various well-designed parts. To deliver high-quality …

[HTML][HTML] Effect of the Distribution Characteristics of TiC Phases Particles on the Strengthening in Nickel Matrix

D Qu, M Zheng, Z Zhu, W Chen, W Chen, T Shi, J Chen - Lubricants, 2023 - mdpi.com
Molecular dynamics (MD) was used to simulate the effect of TiC particles distribution on the
tribological behavior of the reinforced composites. The mechanical properties, friction …

[HTML][HTML] Molecular dynamics study on nano-friction and wear mechanism of nickel-based polycrystalline superalloy coating

Z Zhu, H Wang, Z Qiang, S Jiao, L Wang, M Zheng… - Coatings, 2021 - mdpi.com
In this work, molecular dynamics simulations are employed to study the nanotribological
process of nickel-based polycrystalline superalloy coating. A series of simulations were …

Atomic-scale analysis of the duplex full lamellar TiAl alloys with different modulation cycles for the mechanical properties

M Zheng, B Yi, D Qu, Y Xu, H Zhang, Z Sun… - Materials Today …, 2024 - Elsevier
Abstracts In the duplex full lamellar TiAl alloys, the influences of the modulation cycles on
the plastic deformation behavior and mechanism of the system are not clear. In this …

Atomic-scale study of the nano-cutting deformation mechanism of nickel-based single crystal superalloy containing Cr, Co, and γ/γ´

Z Zhu, D Luo, M Zheng, W Chen, X Wei, D Qu… - Applied Physics A, 2023 - Springer
To study the cutting micromechanics of nickel-based single crystal superalloy containing γ/γ´
two-phase structures and strengthening elements, a molecular dynamics method was used …

Molecular dynamics study of the repetitive friction mechanism of nickel-based single crystals in an aqueous environment

M Zheng, Z Zhang, Z Zhu, D Qu, W Chen, Z Wu… - Physica …, 2023 - iopscience.iop.org
In this study, molecular dynamics simulations were used to simulate the iterative rotational
friction of nickel-based single crystals using diamond grinding balls in both the presence …