Excellent room-temperature tensile ductility in as-cast Ti37V15Nb22Hf23W3 refractory high entropy alloys

W Huang, J Hou, X Wang, J Qiao, Y Wu - Intermetallics, 2022 - Elsevier
An as-cast Ti 37 V 15 Nb 22 Hf 23 W 3 refractory high entropy alloy (RHEA) with outstanding
tensile properties designed by the natural mixing method and solid solution strengthening …

Evolution analysis of γ'precipitate coarsening in Co-based superalloys using kinetic theory and machine learning

P Liu, H Huang, X Jiang, Y Zhang, T Omori, T Lookman… - Acta Materialia, 2022 - Elsevier
The coarsening of γ'precipitates in superalloys involves multiple factors and impacts the
performance of mechanical properties, such as strength and creep resistance. Classical …

[HTML][HTML] Defeating hydrogen-induced grain-boundary embrittlement via triggering unusual interfacial segregation in FeCrCoNi-type high-entropy alloys

Q Li, JW Mo, SH Ma, FH Duan, YL Zhao, SF Liu… - Acta Materialia, 2022 - Elsevier
Metallic materials are mostly susceptible to hydrogen embrittlement (HE), which severely
deteriorates their mechanical properties and causes catastrophic failures with poor ductility …

Simultaneously improving mechanical properties and oxidation resistance of Ti-bearing high-entropy superalloys at intermediate temperature via silicon addition

S Liu, W Xiao, B Xiao, J Ju, Y Zhou, Y Zhao… - Journal of Materials …, 2023 - Elsevier
Ti-bearing high-entropy superalloys (HESAs) often suffer from severe intergranular
embrittlement and terrible oxidation degradation at intermediate temperatures. Here we …

Enhanced helium ion irradiation tolerance in a Fe-Co-Ni-Cr-Al-Ti high-entropy alloy with L12 nanoparticles

YL Zhao, FL Meng, T Yang, JH Luan, SF Liu… - Journal of Materials …, 2023 - Elsevier
L1 2-strengthened high entropy alloys (HEAs) with excellent room and high-temperature
mechanical properties have been proposed as promising candidates as structural materials …

L12-strengthened heterostructure high-entropy alloys with ultra-high strength over a wide temperature range

JL Yuan, Z Wang, X Jin, PD Han, JW Qiao - Materials Science and …, 2022 - Elsevier
The L1 2-strengthened heterostructure Co 40 Cr 20 Ni 30 Mo 2 Al 4 Ti 4 (at%) high-entropy
alloys (HEAs) exhibit excellent tensile mechanical properties over a wide temperature …

[HTML][HTML] The excellent strength and ductility matching of directly warm-rolled V-alloyed medium manganese steel by stacking fault networks

Y Zhang, R Song, Y Wang, C Cai, H Wang, K Wang - Materials & Design, 2023 - Elsevier
A V-alloyed medium manganese steel with the yield strength of 1107 MPa, tensile strength
of 1231 MPa and total elongation of 44.5% was obtained directly by warm rolling. It is …

Ultrahigh intermediate-temperature strength and good tensile plasticity in chemically complex intermetallic alloys via lamellar architectures

B Xiao, J Zhang, S Liu, Y Zhou, J Ju, JJ Kai, Y Zhao… - Acta Materialia, 2024 - Elsevier
As a newly emerged class of materials, chemically complex intermetallic alloys (CCIMAs)
with exceptional thermal and mechanical properties are a promising candidate for high …

High-strength medium-entropy alloy designed by precipitation-strengthening mechanism via machine learning

H Li, J Wang, Q Xu, L Dai, W Liao, R Yuan… - Materials Science and …, 2023 - Elsevier
Precipitation-hardened high/medium entropy alloys (PH-HEAs/MEAs) have attracted
extensive interest due to their excellent mechanical properties at both room and high …

Unleashing the microstructural evolutions during hot deformation of as-cast AlCoCrFeNi2. 1 eutectic high entropy alloy

J Charkhchian, A Zarei-Hanzaki, TM Schwarz… - Intermetallics, 2024 - Elsevier
Many applications with potential use of high entropy alloys (HEAs) involve thermo-
mechanical processing. The principal aim of this study is to elucidate the deformation …