Recent advances in tribology of high entropy alloys: A critical review

D Kumar - Progress in Materials Science, 2023 - Elsevier
Wear and friction are two unavoidable failures in mechanical systems with moving
components. Hence, the invention of new materials to curtail material losses and frictional …

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 …

Achieving high strength and ductility in high-entropy alloys via spinodal decomposition-induced compositional heterogeneity

Y Chen, Y Fang, R Wang, Y Tang, S Bai… - Journal of Materials …, 2023 - Elsevier
The compositional heterogeneity in high-entropy alloys (HEAs) has been reported to be an
inherent entity, which significantly alters the mechanical properties of materials by tuning the …

[HTML][HTML] Achieving high strength and ductility in nitrogen-doped refractory high-entropy alloys

R Wang, Y Tang, Z Lei, Y Ai, Z Tong, S Li, Y Ye, S Bai - Materials & Design, 2022 - Elsevier
Refractory high-entropy alloys (HEAs) usually exhibit high strength but limited ductility. Here,
we report high strength (∼ 1334 MPa) and large ductility (∼ 18.8%) in nitrogen-doped …

Kink bands promote exceptional fracture resistance in a NbTaTiHf refractory medium-entropy alloy

DH Cook, P Kumar, MI Payne, CH Belcher, P Borges… - Science, 2024 - science.org
Single-phase body-centered cubic (bcc) refractory medium-or high-entropy alloys can retain
compressive strength at elevated temperatures but suffer from extremely low tensile ductility …

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 …

A ductile Nb40Ti25Al15V10Ta5Hf3W2 refractory high entropy alloy with high specific strength for high-temperature applications

J Pang, H Zhang, L Zhang, Z Zhu, H Fu, H Li… - Materials Science and …, 2022 - Elsevier
Refractory high entropy alloys (RHEAs) with good high-temperature softening resistance
have been revealed as promising candidates for high-temperature structural materials. In …

Ductile Ti1. 5ZrNbAl0. 3 refractory high entropy alloy with high specific strength

J Pang, H Zhang, L Zhang, Z Zhu, H Fu, H Li, A Wang… - Materials Letters, 2021 - Elsevier
The ambient temperature brittleness and high density of refractory high entropy alloys
(RHEAs) are the obstacles for their applications as structural materials. A novel ductile body …

Microstructural evolution and mechanical behavior of novel Ti1. 6ZrNbAlx lightweight refractory high-entropy alloys containing BCC/B2 phases

H Wang, W Chen, C Chu, Z Fu, Z Jiang, X Yang… - Materials Science and …, 2023 - Elsevier
To demonstrate the concept of lightweight refractory high-entropy alloys (LRHEAs) with
remarkable strength and ductility at room-and high-temperatures, we designed and …

Achieving superior combined cryogenic strength and ductility in a high-entropy alloy via the synergy of low stacking fault energy and multiscale heterostructure

Z An, S Mao, C Jiang, Z Li, S Wu, Y Zhai, L Wang, Y Liu… - Scripta Materialia, 2024 - Elsevier
Abstract A Co 30 Cr 20 Fe 18 Mn 18 Ni 11 Si 3 high-entropy alloy (HEA) with low stacking
fault energy and high strengthen was designed based on the principle of heterostructure …