Mechanical properties of high-entropy alloys with emphasis on face-centered cubic alloys

Z Li, S Zhao, RO Ritchie, MA Meyers - Progress in Materials Science, 2019 - Elsevier
Abstract High-entropy alloys (HEAs), also known as multi-principal element alloys or multi-
component alloys, have been the subject of numerous investigations since they were first …

Shear localization in metallic materials at high strain rates

N Yan, Z Li, Y Xu, MA Meyers - Progress in Materials Science, 2021 - Elsevier
Three factors govern adiabatic shear localization: strain hardening (or softening), strain-rate
hardening, and thermal softening. It is typically associated with large shear strains (> 1), high …

[HTML][HTML] Strain-rate effects and dynamic behavior of high entropy alloys

A Huang, SJ Fensin, MA Meyers - Journal of Materials Research and …, 2023 - Elsevier
The novel class of multicomponent alloys, also known as high-entropy alloys (HEAs)
exhibits excellent properties under low strain-rate conditions. These are especially revealed …

Amorphization by mechanical deformation

BY Li, AC Li, S Zhao, MA Meyers - Materials Science and Engineering: R …, 2022 - Elsevier
Amorphization of crystalline structures is a ubiquitous phenomenon in metals, ceramics, and
intermetallic compounds. Although the amorphous phase generally has a higher Gibbs free …

Spall strength dependence on grain size and strain rate in tantalum

TP Remington, EN Hahn, S Zhao, R Flanagan… - Acta Materialia, 2018 - Elsevier
We examine the effect of grain size on the dynamic failure of tantalum during laser-shock
compression and release and identify a significant effect of grain size on spall strength …

Phase transition lowering in dynamically compressed silicon

EE McBride, A Krygier, A Ehnes, E Galtier, M Harmand… - Nature Physics, 2019 - nature.com
Silicon, being one of the most abundant elements in nature, attracts wide-ranging scientific
and technological interest. Specifically, in its elemental form, crystals of remarkable purity …

Directional amorphization of boron carbide subjected to laser shock compression

S Zhao, B Kad, BA Remington… - Proceedings of the …, 2016 - National Acad Sciences
Solid-state shock-wave propagation is strongly nonequilibrium in nature and hence rate
dependent. Using high-power pulsed-laser-driven shock compression, unprecedented high …

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 …

Shock-induced amorphization in silicon carbide

S Zhao, R Flanagan, EN Hahn, B Kad, BA Remington… - Acta Materialia, 2018 - Elsevier
While silicon carbide (SiC) has been predicted to undergo pressure-induced amorphization,
the microstructural evidence of such a drastic phase change is absent as its brittleness …

Amorphization and nanocrystallization of silicon under shock compression

S Zhao, EN Hahn, B Kad, BA Remington… - Acta Materialia, 2016 - Elsevier
Abstract High-power, short-duration, laser-driven, shock compression and recovery
experiments on [001] silicon unveiled remarkable structural changes above a pressure …