Single-phase high-entropy alloys–A critical update

W Steurer - Materials Characterization, 2020 - Elsevier
Maximization of the configurational entropy–this has been the magic formula promising
thousands or even millions of intermetallic multiple-principal-element solid solutions with …

[HTML][HTML] Structure, stability, and properties of high-entropy alloys

AS Rogachev - Physics of Metals and Metallography, 2020 - Springer
This critical review considers the fundamental concept, methods of obtaining, stability, and
properties of a new class of materials—high-entropy alloys and compounds. An analysis of …

CALPHAD-aided design for superior thermal stability and mechanical behavior in a TiZrHfNb refractory high-entropy alloy

T Li, S Wang, W Fan, Y Lu, T Wang, T Li, PK Liaw - Acta Materialia, 2023 - Elsevier
TiZrHfNbTa refractory high-entropy alloys (RHEAs) are now at the research frontier of
advanced metallic materials due to their exceptional mechanical performance, particularly at …

Achieving superb strength in single-phase FCC alloys via maximizing volume misfit

Z Li, S Ma, S Zhao, W Zhang, F Peng, Q Li, T Yang… - Materials Today, 2023 - Elsevier
Single-phase face-centered cubic (SP-FCC) alloys normally possess low strength.
Conventionally strengthening strategies inevitably cause significant ductility sacrifice. Here …

Effect of Al addition on the microstructure, mechanical and wear properties of TiZrNbHf refractory high entropy alloys

V Bhardwaj, Q Zhou, F Zhang, W Han, Y Du, K Hua… - Tribology …, 2021 - Elsevier
A series of Al x TiZrNbHf refractory high entropy alloys (RHEAs) were prepared to
investigate the mechanical and wear properties. Despite the different crystal structures of …

Negative mixing enthalpy solid solutions deliver high strength and ductility

Z An, A Li, S Mao, T Yang, L Zhu, R Wang, Z Wu… - Nature, 2024 - nature.com
Body-centred cubic refractory multi-principal element alloys (MPEAs), with several refractory
metal elements as constituents and featuring a yield strength greater than one gigapascal …

Mechanical instability and tensile properties of TiZrHfNbTa high entropy alloy at cryogenic temperatures

S Wang, M Wu, D Shu, G Zhu, D Wang, B Sun - Acta Materialia, 2020 - Elsevier
The equiatomic TiZrHfNbTa alloy is one of the few refractory high entropy alloys that exhibit
tensile ductility at room temperature, the deformation of which is only dominated by …

Distinct point defect behaviours in body-centered cubic medium-entropy alloy NbZrTi induced by severe lattice distortion

T Shi, Z Su, J Li, C Liu, J Yang, X He, D Yun, Q Peng… - Acta Materialia, 2022 - Elsevier
The point defect properties of body-centered cubic medium-entropy alloy NbZrTi were
studied by first-principles calculations. Due to severe lattice distortion, a significant portion of …

Microstructure and mechanical properties of lightweight Ti3Zr1. 5NbVAlx (x= 0, 0.25, 0.5 and 0.75) refractory complex concentrated alloys

S Zeng, Y Zhou, H Li, H Zhang, H Zhang… - Journal of Materials …, 2022 - Elsevier
Combining high strength and good ductility is an urgent requirement for traditional structural
materials, but yet a challenge. Newly emerging ductile Ti 3 Zr 1.5 VNbAl x (x= 0, 0.25, 0.5 …

Overcoming the strength-ductility trade-off in refractory medium-entropy alloys via controlled B2 ordering

N Yurchenko, E Panina, A Tojibaev… - Materials Research …, 2022 - Taylor & Francis
Herein, we showed that controlled additions of Al, which provided a certain degree of B2
ordering, resulted in a∼ 37%-enhancement of both yield strength and uniform elongation in …