C and N doping in high-entropy alloys: A pathway to achieve desired strength-ductility synergy

MY He, YF Shen, N Jia, PK Liaw - Applied materials today, 2021 - Elsevier
High-entropy alloys (HEAs) have attracted great attention because they provide diversified
possibilities for obtaining many exceptional properties. They are expected to serve as …

Ultra-strong heavy-drawn eutectic high entropy alloy wire

JX Chen, T Li, Y Chen, FH Cao, HY Wang, LH Dai - Acta materialia, 2023 - Elsevier
Metallic wires with high strength-ductility at both room and cryogenic temperatures are
always pursued for engineering applications. However, traditional metallic wires are tortured …

[HTML][HTML] Chemical inhomogeneities in high-entropy alloys help mitigate the strength-ductility trade-off

E Ma, C Liu - Progress in Materials Science, 2024 - Elsevier
Metallurgists have long been accustomed to a trade-off between yield strength and tensile
ductility. Extending previously known strain-hardening mechanisms, the emerging multi …

Latest progress on refractory high entropy alloys: Composition, fabrication, post processing, performance, simulation and prospect

B Chen, L Zhuo - International Journal of Refractory Metals and Hard …, 2023 - Elsevier
Breaking through the design concept of conventional high-temperature alloys, refractory
high entropy alloys (RHEAs) exhibited increasingly alloy systems and excellent …

Short-range ordering alters the dislocation nucleation and propagation in refractory high-entropy alloys

S Chen, ZH Aitken, S Pattamatta, Z Wu, ZG Yu… - Materials Today, 2023 - Elsevier
The role of short-range ordering (SRO) in the dislocation kinetics in refractory high-entropy
alloys (RHEAs) remains controversial. On one hand, it was shown by simulations that the …

Machine learning paves the way for high entropy compounds exploration: challenges, progress, and outlook

X Wan, Z Li, W Yu, A Wang, X Ke, H Guo… - Advanced …, 2023 - Wiley Online Library
Abstract Machine learning (ML) has emerged as a powerful tool in the research field of high
entropy compounds (HECs), which have gained worldwide attention due to their vast …

Local chemical inhomogeneities in TiZrNb-based refractory high-entropy alloys

K Xun, B Zhang, Q Wang, Z Zhang, J Ding… - Journal of Materials …, 2023 - Elsevier
Multi-principal element solid solutions are prone to develop local chemical inhomogeneities,
ie, chemical order/clustering and/or compositional undulation. However, these structural …

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 shock synthesis of high-entropy-alloy nanoparticles for catalysis

Y Liu, X Tian, YC Han, Y Chen, W Hu - Chinese Journal of Catalysis, 2023 - Elsevier
Rational design and precise fabrication of advanced functional materials are intimately
linked to the technological advances in synthetic methodologies. The high-temperature …