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 …

[HTML][HTML] A perspective on precipitation-hardening high-entropy alloys fabricated by additive manufacturing

F Haftlang, HS Kim - Materials & Design, 2021 - Elsevier
The growing demand for advanced metallic materials with optimum mechanical properties
has led to the creation of next-generation materials based on the alloying of multiple …

[HTML][HTML] Compressive vs. tensile yield and fracture toughness behavior of a body-centered cubic refractory high-entropy superalloy Al0. 5Nb1. 25Ta1. 25TiZr at …

P Kumar, SJ Kim, Q Yu, J Ell, M Zhang, Y Yang, JY Kim… - Acta Materialia, 2023 - Elsevier
The microstructure of high-entropy alloys with refractory elements and Al as constituents can
be considered to be analogous to superalloys. These so-termed refractory high-entropy …

Tensile creep behavior of HfNbTaTiZr refractory high entropy alloy at elevated temperatures

CJ Liu, C Gadelmeier, SL Lu, JW Yeh, HW Yen… - Acta Materialia, 2022 - Elsevier
Tensile creep, which is one of the most important deformation modes for high temperature
applications, is rarely reported for refractory high entropy alloys (RHEAs). In the present …

[HTML][HTML] High-strength NbMoTaX refractory high-entropy alloy with low stacking fault energy eutectic phase via laser additive manufacturing

H Zhang, Y Zhao, J Cai, S Ji, J Geng, X Sun, D Li - Materials & Design, 2021 - Elsevier
The high-entropy alloys (HEAs) exhibit outstanding high-temperature properties and
promise in a wide range of applications, such as aviation, nuclear energy and other fields …

[HTML][HTML] A review of refractory high-entropy alloys

Y Tian, W Zhou, Q Tan, M Wu, Q Shen, G Zhu… - … of Nonferrous Metals …, 2022 - Elsevier
This work reviews recent progress in the alloy design, microstructure, and mechanical
properties of refractory high-entropy alloys (RHEAs). What's more, the underlying …

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 …

Temperature-dependent tensile behavior of the HfNbTaTiZr multi-principal element alloy

LH Mills, MG Emigh, CH Frey, NR Philips, SP Murray… - Acta Materialia, 2023 - Elsevier
HfNbTaTiZr is a refractory multi-principal element alloy (RMPEA) that exhibits high strength
combined with good ductility at room temperature. An insufficient understanding of RMPEA …

A review study on thermal stability of high entropy alloys: Normal/abnormal resistance of grain growth

H Hamdi, HR Abedi, Y Zhang - Journal of Alloys and Compounds, 2023 - Elsevier
Poor performance of advanced engineering materials, during long term servicing at high
temperature, is closely related to thermal stability of the microstructures. Instability of the …

Tribological properties of high-entropy alloys: A review

Z Cheng, S Wang, G Wu, J Gao, X Yang… - International Journal of …, 2022 - Springer
Tribology, which is the study of friction, wear, and lubrication, largely deals with the service
performance of structural materials. For example, newly emerging high-entropy alloys …