Recent advances in tribology of high entropy alloys: A critical review

D Kumar - Progress in Materials Science, 2023 - Elsevier
Wear and friction are two unavoidable failures in mechanical systems with moving
components. Hence, the invention of new materials to curtail material losses and frictional …

Recent advances and outstanding challenges for implementation of high entropy alloys as structural materials

M Slobodyan, E Pesterev, A Markov - Materials Today Communications, 2023 - Elsevier
The review summarizes some achievements of materials scientists in designing high
entropy alloys (HEAs) and develo** production routs for their industrial implementation, as …

Microstructure and composition dependence of mechanical characteristics of nanoimprinted AlCoCrFeNi high-entropy alloys

DQ Doan, TH Fang, TH Chen - Scientific reports, 2021 - nature.com
Molecular dynamics is applied to explore the deformation mechanism and crystal structure
development of the AlCoCrFeNi high-entropy alloys under nanoimprinting. The influences of …

Molecular dynamics simulations of ultrasonic vibration-assisted grinding of polycrystalline iron: Nanoscale plastic deformation mechanism and microstructural …

W Huang, J Tang, W Zhou, J Wen, M Yi - Applied Surface Science, 2023 - Elsevier
Ultrasonic vibration-assisted grinding (UVAG) has attracted plenty of attention to significantly
improve surface integrity. However, existing research has not systematically investigated the …

Revealing nanoscale material deformation mechanism and surface/subsurface characteristics in vibration-assisted nano-grinding of single-crystal iron

W Huang, J Tang, W Zhou, W Shao, M Yi, X Zhao… - Applied Surface …, 2022 - Elsevier
Ultrasonic vibration-assisted grinding (UVAG) has attracted extensive attention as it can
significantly improve the surface integrity of the machined workpiece. However, the atom …

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 on crystal defects of single-crystal silicon during elliptical vibration cutting

C Liu, S To, X Sheng, J Xu - International Journal of Mechanical Sciences, 2023 - Elsevier
In recent years, elliptical vibration cutting (EVC) has become a promising technique to
fabricate high quality surface of single-crystal silicon. However, our understanding for its …

Deformation and machining mechanism of nanocrystalline NiCoCrFe high entropy alloys

TX Bui, TH Fang, CI Lee - Journal of Alloys and Compounds, 2022 - Elsevier
The effect of composition, grain sizes (GSs), and cutting depths on the deformation
behaviors and subsurface damages of scratched NiCoCrFe high entropy alloys are …

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 …

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 …