Properties and Applications of Iron–Chalcogenide Superconductors
Abstract
:1. Introduction
2. Fabrications, Crystal Structures, and Superconducting Transition Temperature of Iron–Chalcogenide Superconductors
3. Phase Diagram of Iron–Chalcogenide Superconductors
4. Upper Critical Field, Anisotropy, and Critical Current Density of Practical Iron–Chalcogenide Superconductors
5. Practical Applications of Iron–Chalcogenide Superconductors
5.1. Fabrications of FeSe Film for Superconducting Radio-Frequency Applications
5.2. Fabrications of Meters-Long FeTe1−xSex-Coated Conductors and the Applications in Coils
6. Conclusions and Prospects
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Materials | FeSe | FeTe1−xSex | (Li,Fe)OHFeSe | ||
---|---|---|---|---|---|
λab(0 K), nm | 445 [55,56] | 430 | 281 [57,58] | ||
ξab(0 K), nm | 4.4 [56,59] | 1.5 [60] | 2.21 [50,58] | ||
Jd(0 K), MA/cm2 | 11 [56] | 36 | 57.7 [58] | ||
γ = Bc2ab/Bc2c | 2–3 | 1–3 | 2–5 | ||
Jc-single crystal, MA/cm2 | 0.043 (2 K, pri) | 0.2 (2 K, irr) [61] | 0.27 (2 K, pri) | 0.52 (2 K, irr) [62] | 0.24 [63] |
Jc-film, MA/cm2 | 1.7 (2 K, Mono-layer) [34] | 1.36 (4.2 K) | \ | ||
Jc coated conductor @ 4.2 K, MA/cm2 | \ | 0.43 [64] | 1.3 [65] | \ | |
Maximum η | 15% | 3.7% | 0.4% |
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Zhao, J.; Liao, J.; Dong, C.; Wang, D.; Ma, Y. Properties and Applications of Iron–Chalcogenide Superconductors. Materials 2024, 17, 3059. https://doi.org/10.3390/ma17133059
Zhao J, Liao J, Dong C, Wang D, Ma Y. Properties and Applications of Iron–Chalcogenide Superconductors. Materials. 2024; 17(13):3059. https://doi.org/10.3390/ma17133059
Chicago/Turabian StyleZhao, Jianlong, Junsong Liao, Chiheng Dong, Dongliang Wang, and Yanwei Ma. 2024. "Properties and Applications of Iron–Chalcogenide Superconductors" Materials 17, no. 13: 3059. https://doi.org/10.3390/ma17133059