Tc max
8.7 K
Tc ambient
7.9 K
arXiv year
1994
Papers
12
Tc exp.
8.7 K
Tc theo.
11.7 K
Evidence
experimental
Tc max measured at P=8.5 GPa, polycrystal, resistivity, arXiv:2503.11873, confirmed by 2 papers
Evidence (25 records from 12 papers)
the flat columns above are aggregates — each line here is one paper's claim| Tc (K) | P (GPa) | Sample | Method | Pairing | Year | Tier | Paper |
|---|---|---|---|---|---|---|---|
| 11.7 | — | — | — | — | 2025 | — | 2503.20867 |
| 8.7 | 8.5 | polycrystal | resistivity | — | 2025 | — | 2503.11873 |
| 8.7 | 8.5 | polycrystal | resistivity | — | 2025 | T1 | DOI: 10.1103/PhysRevB.111.144505 |
| 7.9 | — | polycrystal | resistivity | s-wave | 2011 | T1 | DOI: 10.1103/PhysRevB.84.214527 |
| 7.9 | ambient | polycrystal | resistivity | — | 2011 | T1 | 1109.2525 |
| 7.8 | — | polycrystal | susceptibility | — | 2023 | T1 | DOI: 10.1103/PhysRevB.107.024503 |
| 7.8 | — | polycrystal | susceptibility | s-wave | 2011 | T1 | DOI: 10.1103/PhysRevB.84.214527 |
| 7.8 | ambient | polycrystal | susceptibility | — | 2011 | T1 | 1109.2525 |
| 7.6 | — | polycrystal | specific_heat | s-wave | 2011 | T1 | DOI: 10.1103/PhysRevB.84.214527 |
| 7.6 | ambient | polycrystal | specific_heat | — | 2011 | T1 | 1109.2525 |
| 7.5 | — | polycrystal | resistivity | — | 1994 | T1 | DOI: 10.1103/PhysRevB.49.12051 |
| 7.1 | ambient | polycrystal | resistivity | — | 2025 | — | 2503.11873 |
| 7.1 | ambient | polycrystal | resistivity | — | 2025 | T1 | DOI: 10.1103/PhysRevB.111.144505 |
| 7.0 | — | polycrystal | resistivity, specific_heat | s-wave | 2025 | T1 | DOI: 10.1103/sv62-wlbj |
| 7.0 | ambient | polycrystal | susceptibility, specific_heat | — | 2024 | T1 | DOI: 10.1103/PhysRevB.109.134501 |
| 7.0 | ambient | polycrystal | resistivity | s-wave | 2021 | T1 | DOI: 10.1103/PhysRevMaterials.5.034803 |
| 7.0 | ambient | polycrystal | resistivity, susceptibility | — | 2016 | T1 | DOI: 10.1103/PhysRevB.94.094523 |
| 6.8 | ambient | polycrystal | resistivity | — | 2011 | T1 | 1109.2525 |
| 6.6 | ambient | polycrystal | resistivity, susceptibility | — | 2025 | — | 2503.11873 |
| 6.6 | ambient | polycrystal | susceptibility | — | 2025 | T1 | DOI: 10.1103/PhysRevB.111.144505 |
| 6.5 | ambient | polycrystal | resistivity, muSR | s-wave | 2021 | T1 | DOI: 10.1103/PhysRevMaterials.5.034803 |
| 6.5 | 1.3 | polycrystal | muSR | s-wave | 2021 | T1 | DOI: 10.1103/PhysRevMaterials.5.034803 |
| 6.5 | 1.9 | polycrystal | muSR | s-wave | 2021 | T1 | DOI: 10.1103/PhysRevMaterials.5.034803 |
| 2.0 | 40.0 | polycrystal | resistivity | — | 2025 | — | 2503.11873 |
| — | ambient | — | — | — | 2025 | T1 | 2512.16945 |
Structure
- Crystal structure
- hexagonal
- Space group
- P63/m
- Lattice a (Å)
- 5.715
- Lattice c (Å)
- 3.575
Superconducting parameters
- Pairing symmetry
- s-wave
- Gap structure
- full_gap
- Hc2
- 6.1 T (0 K, 90% Tc criterion)
- λ_eph (e–ph coupling)
- 0.83
Samples & pressure
- Sample form
- polycrystal
- Pressure type
- hydrostatic