Superconductivity and hardness of the equiatomic high-entropy alloy HfMoNbTiZr

J Kitagawa, K Hoshi, Y Kawasaki, R Koga… - Journal of Alloys and …, 2022 - Elsevier
We have found that body-centered cubic (bcc) HfMoNbTiZr is a type-II BCS high-entropy
alloy (HEA) superconductor with a superconducting critical temperature of T c= 4.1 K. By …

[HTML][HTML] Metallurgy, superconductivity, and hardness of a new high-entropy alloy superconductor Ti-Hf-Nb-Ta-Re

T Hattori, Y Watanabe, T Nishizaki, K Hiraoka… - Journal of Alloys and …, 2023 - Elsevier
We explored quinary body-centered cubic (bcc) high-entropy alloy (HEA) superconductors
with valence electron concentrations (VECs) ranging from 4.6 to 5.0, a domain that has …

Effect of annealing in eutectic high-entropy alloy superconductor NbScTiZr

T Seki, H Arima, Y Kawasaki, T Nishizaki… - … of Superconductivity and …, 2024 - Springer
We investigated the impact of annealing on the structural characteristics and
superconducting critical temperature (T c) of the eutectic high-entropy alloy (HEA) …

[HTML][HTML] High-Entropy superconducting materials

P Cayado, J Hänisch - 2024 - intechopen.com
High-entropy alloys are a rapidly evolving field of materials research and have gained
increasing attention in recent years. Characterized by their multicomponent compositions …

Critical current density improvement in CSD-grown high-entropy REBa 2 Cu 3 O 7− δ films

P Cayado, L Grünewald, M Erbe, J Hänisch… - RSC …, 2022 - pubs.rsc.org
High-entropy oxide (HEO) superconductors have been developed since very recently.
Different superconductors can be produced in the form of a high-entropy compound …

Superconductivity with a high upper critical field in an equiatomic high-entropy alloy Sc–V–Ti–Hf–Nb

S Jangid, PK Meena, RK Kushwaha… - Applied Physics …, 2024 - pubs.aip.org
High-entropy alloy (HEA) superconductors have attracted significant attention due to their
exceptional low-temperature mechanical and superconducting properties. We report the …

Superconductivity of high-entropy-alloy-type transition-metal zirconide (Fe, Co, Ni, Cu, Ga) Zr2

MR Kasem, H Arima, Y Ikeda… - Journal of Physics …, 2022 - iopscience.iop.org
We synthesized a new high-entropy-alloy-type (HEA-type) superconductor (Fe, Co, Ni, Cu,
Ga) Zr 2 with a T c of 2.9 K. The EDX analyses revealed that the actual composition of the …

Boron based new high entropy alloy superconductor Mo0. 11W0. 11V0. 11Re0. 34B0. 33

K Motla, V Soni, PK Meena… - … Science and Technology, 2022 - iopscience.iop.org
Superconducting high entropy alloys (HEAs) are new members of disordered
superconductors. We report the synthesis and investigation of a new superconducting high …

Fabrication of high-entropy REBa2Cu3O7− δ thin films by pulsed laser deposition

A Yamashita, K Hashimoto, S Suzuki… - Japanese Journal of …, 2022 - iopscience.iop.org
Abstract Thin films of REBa 2 Cu 3 O 7− δ (RE123, RE: rare earth) having a high-entropy
(HE) RE site were successfully fabricated by the pulsed laser deposition method. Solution …

Specific heat analyses on optical-phonon-derived uniaxial negative thermal expansion system TrZr2 (tr = fe and Co1− xNix)

Y Watanabe, C Tayran, MR Kasem, A Yamashita… - Scientific Reports, 2024 - nature.com
A large uniaxial negative thermal expansion (NTE) along the c-axis has recently been
observed in the transition metal (Tr) zirconides Tr Zr2 with a tetragonal CuAl2-type structure …