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Ba0.7K0.3Fe2As2
iron_based · tetragonal ThCr2Si2 type structure
ambient SCunconventionaldisputed
Tc max
35.0 K
Tc ambient
35.0 K
arXiv year
2008
Papers
10
Tc exp.
35.0 K
Tc theo.
—
Evidence
experimental
Tc max measured at polycrystal, specific_heat, arXiv:1001.0474, confirmed by 2 papers
Evidence (11 records from 10 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 |
|---|---|---|---|---|---|---|---|
| 38.0 | — | single_crystal | susceptibility | — | 2009 | T1 | DOI: 10.1103/PhysRevB.80.020501 |
| 35.0 | — | polycrystal | specific_heat | — | 2010 | T1 | 1001.0474 |
| 30.0 | — | single_crystal | susceptibility | unknown | 2009 | — | 0902.1804 |
| 24.0 | — | — | — | — | 2008 | T1 | 0812.2827 |
| 23.0 | ambient | polycrystal | susceptibility | — | 2013 | T1 | DOI: 10.1103/PhysRevB.87.100509 |
| — | ambient | polycrystal | specific_heat | — | 2013 | T1 | 1303.2010 |
| — | — | polycrystal | susceptibility | — | 2013 | T1 | 1303.2010 |
| — | — | — | neutron | s_pm | 2011 | T1 | 1106.0771 |
| — | — | single_crystal | susceptibility | — | 2011 | T1 | 1108.1411 |
| — | — | polycrystal | specific_heat | s-wave | 2010 | T1 | DOI: 10.1103/PhysRevB.81.014529 |
| — | — | — | ARPES | — | 2008 | T1 | 0808.2454 |
Structure
- Crystal structure
- tetragonal ThCr2Si2 type structure
- Space group
- I4/mmm
Superconducting parameters
- λ_eph (e–ph coupling)
- —
Samples & pressure
- Sample form
- polycrystal
- Pressure type
- none
- Doping type
- hole
- Doping level
- 0.300