Atomic-scale analysis of mechanical and wear characteristics of AlCoCrFeNi high entropy alloy coating on Ni substrate

DQ Doan, VH Nguyen, TV Tran, MT Hoang - Journal of Manufacturing …, 2023 - Elsevier
High entropy alloys (HEAs) are potential materials for coating due to their high hardness and
wear resistance. This study builds molecular dynamics models to explore the mechanical …

Effect of vibration parameters on the material removal characteristics of high-entropy alloy in scratching

DQ Doan, TH Fang - International Journal of Mechanical Sciences, 2022 - Elsevier
Although vibration-assisted scratching achieves higher machining efficiency than
conventional scratching, its microstructural behavior is still unclear. In the present work, the …

Study on the atomic removal behavior and damage formation mechanism of nano cutting copper–nickel alloy with diamond tool

Y He, Z Gao, M Tang, X Gao, L Fan… - Modelling and Simulation …, 2024 - iopscience.iop.org
The effects of tool rake angle and cutting depth on cutting temperature, cutting force, friction
coefficient of rake tool face, atomic accumulation of chip flow and removal, surface quality …

Recent advances in molecular dynamics simulations for dry friction on rough substrate

Y Zhang, Z Zhang, Y Guo, JD Robertson… - Journal of Physics D …, 2024 - iopscience.iop.org
This review provides a comprehensive overview of recent advancements in molecular
dynamics (MD) simulations for dry friction on rough substrates. While nanoscale roughness …

Investigation on the evolution mechanism of dislocation in nano-cutting of FeCoNiCrAlx high entropy alloy

P Zhang, Z Lin, S Zhang, S Wang, Y Gao… - Journal of Alloys and …, 2024 - Elsevier
The element content has a very important influence on the overall properties of high-entropy
alloys, which leads to different nano-cutting mechanisms. In order to explore the influence of …

Atomic-scale wear behavior of two-phase TiAl alloys by vibrational horizontal friction

M Zheng, Q Lu, D Qu, B Yi, W Chen, Z Zhu - Materials Today …, 2024 - Elsevier
To investigate the influence of vibrational horizontal friction on the microscopic distortion of
γ/α 2 biphasic TiAl alloys, a molecular dynamics approach was used for simulation by …

Mechanical Grinding Formation of Highly Reversible (002)‐Textured Zinc Metal Anodes

Z Zhang, S **a, A Dong, X Li, F Wang… - Advanced Energy …, 2024 - Wiley Online Library
The practical applications of zinc metal anode are restricted by detrimental dendrite growth
and hydrogen evolution reaction (HER), especially at high current densities. Previous works …

Uncovering the machining mechanism of polycrystalline gold nanowires by nanoskiving

Z Fang, Y Yan, Y Geng - International Journal of Mechanical Sciences, 2022 - Elsevier
The unique size effects of nanowires have inspired their implementation in superconducting
materials, micro/nano electromechanical systems, and flexible devices. Nanoskiving …

Quantitative analysis of the polishing performance of Wurtzite-SiC surface texture on surface quality and material removal rate

TT Do, PC Le, TH Fang - Tribology International, 2024 - Elsevier
Molecular dynamics simulation is used to study Wurtzite-SiC's structural changes after
polishing process. For realistic planarization conditions, various surface-textured structures …

Temperature dependence of energy dissipation during nanoscale wear of AISI 304L stainless steel

Y Liu, L Bai, ST Pham, J Wang, S Wan - Wear, 2024 - Elsevier
In the sliding process, mechanical work is widely considered to be dissipated in the form of
heat. The dissipation of frictional energy, especially in scenarios involving material wear at …