Machine-learning and high-throughput studies for high-entropy materials

EW Huang, WJ Lee, SS Singh, P Kumar, CY Lee… - Materials Science and …, 2022 - Elsevier
The combination of multiple-principal element materials, known as high-entropy materials
(HEMs), expands the multi-dimensional compositional space to gigantic stoichiometry. It is …

Recent advances in W-containing refractory high-entropy alloys—an overview

S Chen, C Qi, J Liu, J Zhang, Y Wu - Entropy, 2022 - mdpi.com
During the past decade, refractory high-entropy alloys (RHEA) have attracted great attention
of scientists, engineers and scholars due to their excellent mechanical and functional …

Intrinsic Correlation between the Fraction of Liquidlike Zones and the Relaxation in High-Entropy Metallic Glasses

YJ Duan, LT Zhang, JC Qiao, YJ Wang, Y Yang… - Physical review …, 2022 - APS
Lacking the structural information of crystalline solids, the origin of the relaxation dynamics
of metallic glasses is unclear. Here, we report the evolution of stress relaxation of high …

Ultrastrong and ductile BCC high-entropy alloys with low-density via dislocation regulation and nanoprecipitates

X Yan, PK Liaw, Y Zhang - Journal of Materials Science & Technology, 2022 - Elsevier
The high strength is a typical advantage of body-centered-cubic high-entropy alloys
(BCCsingle bondHEAs). However, brittleness and weak strain-hardening ability are still their …

Achieving thermally stable nanoparticles in chemically complex alloys via controllable sluggish lattice diffusion

B Xiao, J Luan, S Zhao, L Zhang, S Chen… - Nature …, 2022 - nature.com
Nanoparticle strengthening provides a crucial basis for developing high-performance
structural materials with potentially superb mechanical properties for structural applications …

[HTML][HTML] Atomic-scale evidence of chemical short-range order in CrCoNi medium-entropy alloy

L Zhou, Q Wang, J Wang, X Chen, P Jiang, H Zhou… - Acta Materialia, 2022 - Elsevier
High (or medium)-entropy alloys (H/MEAs) are complex concentrated solid solutions that
may develop chemical short-range order (CSRO). In this regard, CrCoNi, the prototypical …

Design considerations for high entropy alloys in advanced nuclear applications

M Moschetti, PA Burr, E Obbard, JJ Kruzic… - Journal of Nuclear …, 2022 - Elsevier
The demanding operating environments of advanced nuclear reactors require the
development of new nuclear materials that can withstand their increased physical, chemical …

Overcoming the strength-ductility trade-off in refractory medium-entropy alloys via controlled B2 ordering

N Yurchenko, E Panina, A Tojibaev… - Materials Research …, 2022 - Taylor & Francis
Herein, we showed that controlled additions of Al, which provided a certain degree of B2
ordering, resulted in a∼ 37%-enhancement of both yield strength and uniform elongation in …

Hot deformation behavior and microstructure evolution of non-equimolar Ti2ZrHfV0. 5Ta0. 2 refractory high-entropy alloy

T Li, Y Lu, Z Li, T Wang, T Li - Intermetallics, 2022 - Elsevier
This work aims to elucidate the hot deformation behavior and microstructure evolution of a
non-equimolar TiZrHf-rich refractory high-entropy alloy (RHEA) with a composition of Ti 2 …

High temperature oxidation resistance of W-containing high entropy alloys

AO Moghaddam, M Sudarikov, N Shaburova… - Journal of Alloys and …, 2022 - Elsevier
Tungsten containing refractory high entropy alloys (HEAs) are potential candidate for high
temperature applications owing to their remarkable mechanical properties. However, the …