Results 21 to 30 of about 2,253 (209)

Superconductivity in CuAl2-type Co0.2Ni0.1Cu0.1Rh0.3Ir0.3Zr2 with a high-entropy-alloy transition metal site

open access: yesMaterials Research Letters, 2021
Research on high-entropy-alloy (HEA) superconductors is a growing field in material science. In this study, we explored new HEA-type superconductors and discovered a CuAl2-type superconductor Co0.2Ni0.1Cu0.1Rh0.3Ir0.3Zr2 with a HEA-type transition metal ...
Yoshikazu Mizuguchi   +2 more
doaj   +1 more source

New high-entropy alloy superconductor Hf21Nb25Ti15V15Zr24

open access: yesResults in Physics, 2019
High-entropy alloys are a new class of alloys, and attract much attention due to their unique properties. Since the discovery of a superconducting high-entropy alloy (HEA) in 2014, the materials research on HEA superconductor is a hot topic.
Naoki Ishizu, Jiro Kitagawa
doaj   +1 more source

Ultra-strong nanostructured CrMnFeCoNi high entropy alloys

open access: yesMaterials & Design, 2020
Equiatomic CrMnFeCoNi high-entropy alloy (HEA) known as Cantor alloy was extensively studied because of intriguing mechanical properties and fracture toughness.
L.L. Xiao   +4 more
doaj   +1 more source

Microstructure and tribological property of CoCrFeMoNi High entropy alloy treated by ion sulfurization

open access: yesJournal of Materials Research and Technology, 2020
The microstructures and tribological properties of CoCrFeMoNi high entropy alloy (HEA) before and after sulfurization were compared and discussed in the present study.
Gang Cui   +4 more
doaj   +1 more source

Effective and back stresses evolution upon cycling a high-entropy alloy

open access: yesMaterials Research Letters, 2022
We report on the effective and back stresses evolution of a CoCrFeMnNi high-entropy alloy (HEA) by partitioning its cyclic hysteresis loops. It was found that the cyclic stress response of the HEA predominantly originates from the back stress evolution ...
Kaiju Lu   +3 more
doaj   +1 more source

High critical current density and high-tolerance superconductivity in high-entropy alloy thin films

open access: yesNature Communications, 2022
Thin-film high-entropy alloy (HEA) superconductors have recently attracted a lot of attention, but their critical current density and potential usefulness in engineering applications has remained unclear.
Soon-Gil Jung   +10 more
doaj   +1 more source

Statistical data set for first-principles calculations of stacking fault energies in an AlNbTaTiV high entropy alloy

open access: yesData in Brief, 2021
High-entropy alloys (HEA), a new class of engineering alloy, are characterized by high concentrations of multiple main elements. These alloys have revealed a vast and largely unexplored compositional space that gives substantial promise for the discovery
Joshua D. Strother, Chelsey Z. Hargather
doaj   +1 more source

Effects of Ti Addition on Microstructure and Performance of CrTeCoNiTix High Entropy Alloys

open access: yesJournal of Harbin University of Science and Technology, 2018
In order to explore the influence of the Ti element on the microstructure and mechanical properties of high entropy alloys(HEA), using spark plasma sintering(SPS) method synthesize CrFeCoNiTix (x=0.2, 0.4, 0.2, 0.4, 1.0) more ingredients of HEA. Using OM,
JIANG Yue, CHENG Si-meng, ZU Hong-mei
doaj   +1 more source

Effect of annealing on mechanical and thermoelectric properties of a Al2CoCrFeNi high-entropy alloy

open access: yesMaterials & Design, 2022
In this study, a relatively light and high strength high entropy alloy thermoelectric material (Al2CoCrFeNi) for extreme service conditions was prepared by arc melting method. We find that the microstructure of the high entropy alloy (HEA) can be changed
Yansong Shi   +9 more
doaj   +1 more source

Nanoporous High-Entropy Alloy by Liquid Metal Dealloying

open access: yesMetals, 2020
High-entropy nanomaterials possessing high accessible surface areas have demonstrated outstanding catalytic performance, beating that found for noble metals.
Artem Vladimirovich Okulov   +4 more
doaj   +1 more source

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