Design of refractory multi-principal-element alloys for high-temperature applications

G Ouyang, P Singh, R Su, DD Johnson… - npj Computational …, 2023 - nature.com
Refractory multi-principal-element alloys (RMPEAs) exhibit high specific strength at elevated
temperatures (T). However, current RMPEAs lack a balance of room-temperature (RT) …

Data-augmented modeling for yield strength of refractory high entropy alloys: A bayesian approach

B Vela, D Khatamsaz, C Acemi, I Karaman, R Arróyave - Acta Materialia, 2023 - Elsevier
Refractory high entropy alloys (RHEAs) have gained significant attention in recent years as
potential replacements for Ni-based superalloys in gas turbine applications. Improving their …

Multistage strain-hardening behavior of ultrastrong and ductile lightweight refractory complex-concentrated alloys

Y Jia, C Ren, S Wu, Y Mu, L Xu, Y Jia, W Yan… - Journal of Materials …, 2023 - Elsevier
Lightweight high-entropy alloys or complex-concentrated alloys have demonstrated great
potential for engineering applications due to their high strength and lightweight. However, a …

Effects of molybdenum on hot deformation behavior and microstructural evolution of Fe40Mn40Co10Cr10C0.5 high entropy alloys

M Ebrahimian, MS Rizi, SI Hong… - Science and Technology …, 2023 - Taylor & Francis
The remarkable properties of high-entropy alloys (HEAs) have resulted in their increased
research interest and prompted the use of various strategies to enhance their mechanical …

Deformation mechanism of Cu-Al-Ni shape memory alloys fabricated via laser powder bed fusion: Tension-compression asymmetry

Y Zhang, L Xu, L Zhao, D Lin, M Liu, W Chen… - Journal of Materials …, 2023 - Elsevier
Introducing the unique advantage of additive manufacturing technology into copper-based
shape memory alloys (SMAs) to fabricate high-performance alloys has garnered great …

[HTML][HTML] Effect of stacking fault energy on the thickness and density of annealing twins in recrystallized FCC medium and high-entropy alloys

M Schneider, JP Couzinié, A Shalabi, F Ibrahimkhel… - Scripta Materialia, 2024 - Elsevier
This work aims to predict the microstructure of recrystallized medium and high-entropy alloys
(MEAs and HEAs) with a face-centered cubic structure, in particular the density of annealing …

High-throughput exploration of the WMoVTaNbAl refractory multi-principal-element alloys under multiple-property constraints

B Vela, C Acemi, P Singh, T Kirk, W Trehern, E Norris… - Acta Materialia, 2023 - Elsevier
Abstract Development of next-generation gas turbines requires the design and fabrication of
novel high-temperature structural materials capable of operating beyond 1300° C. We …

A strong-yet-ductile high-entropy alloy in a broad temperature range from cryogenic to elevated temperatures

YH Zhou, JY Zhang, J Zhang, XY Yao, JH Luan, Q Li… - Acta Materialia, 2024 - Elsevier
Developing strong-yet-ductile alloys with wide temperature capabilities is crucial for modern
industrial and scientific applications; however, this is often difficult to realize using …

Additively Manufactured High-Entropy Alloys: Exceptional Mechanical Properties and Advanced Fabrication

C Liu, Y Wang, Y Zhang, L Wang - Acta Metallurgica Sinica (English …, 2024 - Springer
High-entropy alloys (HEA) represent a novel material class, with significant potential for
research on performance and preparation in additive manufacturing (AM). Currently, FCC …

Enhanced fatigue resistance of a face-centered-cubic single-phase Al0. 3CoCrFeNi high-entropy alloy through planar deformation characteristic

X Wang, W Bai, Z Zhang, Z Wang, X Ren - Materials Science and …, 2023 - Elsevier
High-entropy alloys (HEAs) represent a new class of materials with excellent mechanical
properties. However, more studies on the fatigue behavior of HEAs are urgently required …