Seventy years of Hall-Petch, ninety years of superplasticity and a generalized approach to the effect of grain size on flow stress

RB Figueiredo, M Kawasaki, TG Langdon - Progress in Materials Science, 2023 - Elsevier
The grain size, and therefore the grain boundary density, is known to play a major role in the
flow stress of metallic materials. A linear relationship to the inverse of the square root of the …

A review on the dynamic-mechanical behaviors of high-entropy alloys

Y Tang, R Wang, B Xiao, Z Zhang, S Li, J Qiao… - Progress in Materials …, 2023 - Elsevier
High-entropy alloys (HEAs) are a family of novel multi-principal alloys containing> 4
principal elements in equimolar ratios or nearly-equimolar ratios. The unique multiple …

Strong yet ductile nanolamellar high-entropy alloys by additive manufacturing

J Ren, Y Zhang, D Zhao, Y Chen, S Guan, Y Liu, L Liu… - Nature, 2022 - nature.com
Additive manufacturing produces net-shaped components layer by layer for engineering
applications,,,,,–. The additive manufacture of metal alloys by laser powder bed fusion (L …

Direct observation of chemical short-range order in a medium-entropy alloy

X Chen, Q Wang, Z Cheng, M Zhu, H Zhou, P Jiang… - Nature, 2021 - nature.com
Complex concentrated solutions of multiple principal elements are being widely investigated
as high-or medium-entropy alloys (HEAs or MEAs),,,,,,,,,–, often assuming that these …

Mechanical behavior of high-entropy alloys

W Li, D Xie, D Li, Y Zhang, Y Gao, PK Liaw - Progress in Materials Science, 2021 - Elsevier
Research in the field of high-entropy alloys has been surging since the 2010s. As widely
acknowledged, research interests in this field are largely sparked by the enormous …

Exceptional fracture toughness of CrCoNi-based medium-and high-entropy alloys at 20 kelvin

D Liu, Q Yu, S Kabra, M Jiang, P Forna-Kreutzer… - Science, 2022 - science.org
CrCoNi-based medium-and high-entropy alloys display outstanding damage tolerance,
especially at cryogenic temperatures. In this study, we examined the fracture toughness …

Machine learning for high-entropy alloys: progress, challenges and opportunities

X Liu, J Zhang, Z Pei - Progress in Materials Science, 2023 - Elsevier
High-entropy alloys (HEAs) have attracted extensive interest due to their exceptional
mechanical properties and the vast compositional space for new HEAs. However …

Multicomponent high-entropy Cantor alloys

B Cantor - Progress in Materials Science, 2021 - Elsevier
Multicomponent high-entropy Cantor alloys are single-phase and near-single-phase face-
centred cubic alloys, occupying an enormous region of multicomponent phase space. They …

Refractory high-entropy alloys: A focused review of preparation methods and properties

W Xiong, AXY Guo, S Zhan, CT Liu, SC Cao - Journal of Materials Science …, 2023 - Elsevier
In recent years, high-entropy alloys (HEAs) have become prominent metallic materials due
to their unique design strategies and excellent mechanical properties. The HEAs-inherent …

High-entropy alloys with heterogeneous microstructure: processing and mechanical properties

P Sathiyamoorthi, HS Kim - Progress in Materials Science, 2022 - Elsevier
Engineering metallic materials are an essential class of materials for a variety of industrial
applications due to their competitive mechanical properties, especially strength and ductility …