Mechanical behavior of high-entropy alloys

W Li, D Xie, D Li, Y Zhang, Y Gao, PK Liaw - Progress in Materials Science, 2021 - Elsevier
Research in the field of high-entropy alloys has been surging since the 2010s. As widely
acknowledged, research interests in this field are largely sparked by the enormous …

Multicomponent high-entropy Cantor alloys

B Cantor - Progress in Materials Science, 2021 - Elsevier
Multicomponent high-entropy Cantor alloys are single-phase and near-single-phase face-
centred cubic alloys, occupying an enormous region of multicomponent phase space. They …

Additive manufacturing of high entropy alloys: A practical review

AO Moghaddam, NA Shaburova… - Journal of Materials …, 2021 - Elsevier
The novel idea of alloying, which is based on the utilization of multiple principal elements in
high concentrations, has created a novel class of promising materials called high entropy …

Superior strength-ductility synergy and strain hardenability of Al/Ta co-doped NiCoCr twinned medium entropy alloy for cryogenic applications

DD Zhang, JY Zhang, J Kuang, G Liu, J Sun - Acta Materialia, 2021 - Elsevier
Metallic materials with outstanding cryogenic mechanical properties are highly demanded
for cryogenic engineering applications. Here we developed a novel (NiCoCr) 92 Al 6 Ta 2 …

Hierarchically activated deformation mechanisms to form ultra-fine grain microstructure in carbon containing FeMnCoCr twinning induced plasticity high entropy alloy

MS Rizi, H Minouei, BJ Lee, H Pouraliakbar… - Materials Science and …, 2021 - Elsevier
Nanotructural evolution and grain refinement leading to heterogeneous bimodal structure
were investigated during thermomechanical processing in carbon-containing FeMnCoCr …

Design of ultrastrong but ductile medium-entropy alloy with controlled precipitations and heterogeneous grain structures

W Li, TH Chou, T Yang, WS Chuang, JC Huang… - Applied Materials …, 2021 - Elsevier
In this study, we develop a non-equiatomic Co 2 CrNi 1.5 Al 0.25 Ti 0.25 quinary medium-
entropy alloy (MEA). The heterogeneous grain structure (HGS)(comprising residual …

Temperature-dependent hardening contributions in CrFeCoNi high-entropy alloy

M Naeem, H He, S Harjo, T Kawasaki, W Lin, JJ Kai… - Acta Materialia, 2021 - Elsevier
We studied the deformation behavior of CrFeCoNi high-entropy alloy by in situ neutron
diffraction at room temperature, intermediate low temperature of 140 K, low temperatures of …

[HTML][HTML] Mechanical properties of Cantor alloys driven by additional elements: a review

Z Zeng, M Xiang, D Zhang, J Shi, W Wang… - Journal of Materials …, 2021 - Elsevier
The Cantor alloy has emerged as one of the most promising alloy systems in the past
decade because of its excellent ductility and fracture toughness, making this alloy different …

Nano-twin-induced exceptionally superior cryogenic mechanical properties of a Ni-based GH3536 (Hastelloy X) superalloy

Q Ding, H Bei, X Wei, YF Gao, Z Zhang - Materials Today Nano, 2021 - Elsevier
Abstract The GH3536 (Hastelloy X) superalloy is one of the most widely used Ni-based
sheet alloys for gas turbine hot parts. To investigate its relationship among the processing …

Microstructure and mechanical properties of CoCrNi-Mo medium entropy alloys: experiments and first-principle calculations

R Chang, W Fang, J Yan, H Yu, X Bai, J Li… - Journal of Materials …, 2021 - Elsevier
The effect of Mo additions on the microstructures and mechanical properties of CoCrNi
alloys was investigated, meanwhile, ab initio calculations are performed to quantitatively …