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 …

Heterostructured metallic structural materials: research methods, properties, and future perspectives

X Dong, B Gao, L Xiao, J Hu, M Xu, Z Li… - Advanced Functional …, 2024 - Wiley Online Library
Heterostructured (HS) materials, characterized by heterogeneous zones with differences in
mechanical or physical properties, represent a revolutionary advancement in material …

[HTML][HTML] Multistage work hardening assisted by multi-type twinning in ultrafine-grained heterostructural eutectic high-entropy alloys

P Shi, Y Zhong, Y Li, W Ren, T Zheng, Z Shen, B Yang… - Materials Today, 2020 - Elsevier
High strength of materials usually comes with low ductility due to the lost or short-lived strain
hardening. Here, we uncover a sequentially-activated multistage strain hardening (SMSH) …

[HTML][HTML] Gas tungsten arc welding of as-cast AlCoCrFeNi2. 1 eutectic high entropy alloy

J Shen, P Agrawal, TA Rodrigues, JG Lopes, N Schell… - Materials & Design, 2022 - Elsevier
The AlCoCrFeNi 2.1 eutectic high entropy alloy is of great interest due to its unique
mechanical properties combining both high strength and plasticity. Here, gas tungsten arc …

Unique strength-ductility balance of AlCoCrFeNi2. 1 eutectic high entropy alloy with ultra-fine duplex microstructure prepared by selective laser melting

Y Guo, H Su, H Zhou, Z Shen, Y Liu, J Zhang… - Journal of Materials …, 2022 - Elsevier
As a typical dual-phase eutectic high entropy alloy (EHEA), AlCoCrFeNi 2.1 can achieve the
fair matching of strength and ductility, which has attracted wide attention. However, the …

Hierarchical precipitates, sequential deformation-induced phase transformation, and enhanced back stress strengthening of the micro-alloyed high entropy alloy

G Yang, JK Kim - Acta Materialia, 2022 - Elsevier
We report the annealing time-dependent microstructures and deformation mechanisms of
the novel face-centered cubic Fe 49.5 Mn 30 Co 10 Cr 10 C 0.2 Ti 0.1 V 0.1 Mo 0.1 HEA …

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 …

Nanoprecipitate and stacking fault-induced high strength and ductility in a multiscale heterostructured high-entropy alloy

L Liu, Y Zhang, Z Zhang, J Li, W Jiang, L Sun - International Journal of …, 2024 - Elsevier
Two-phase high-entropy alloys (HEAs) have high strength due to the contribution of
interface-dependent strengthening, but the deformation incompatibility between the two …

A novel Co-free Al0. 75CrFeNi eutectic high entropy alloy with superior mechanical properties

W Jiao, T Li, X Chang, Y Lu, G Yin, Z Cao… - Journal of Alloys and …, 2022 - Elsevier
Eutectic high entropy alloys (EHEAs) with superior mechanical properties and good
castability are one of the most promising candidates among high entropy alloys (HEAs) for …

Heterogeneous‐Structured Refractory High‐Entropy Alloys: A Review of State‐of‐the‐Art Developments and Trends

D Xu, X Wang, Y Lu - Advanced Functional Materials, 2024 - Wiley Online Library
Refractory high‐entropy alloys (RHEAs) inspire the development of novel high‐temperature
structural materials due to their outstanding resistance to softening and phase stability at …