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Eu0.5K0.5Fe2As2
iron_based · ThCr2Si2 type tetragonal
ambient SCunconventionalcompeting order
Tc max
33.0 K
Tc ambient
33.0 K
arXiv year
2008
Papers
8
Tc exp.
33.0 K
Tc theo.
—
Evidence
experimental
Tc max measured at polycrystal, susceptibility, arXiv:0812.1131, confirmed by 2 papers
Evidence (9 records from 8 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 |
|---|---|---|---|---|---|---|---|
| 34.0 | — | polycrystal | resistivity | — | 2008 | T1 | 0812.1131 |
| 33.0 | — | polycrystal | resistivity, susceptibility | — | 2011 | T1 | 1105.2756 |
| 33.0 | — | polycrystal | susceptibility | — | 2008 | T1 | 0812.1131 |
| 32.0 | — | polycrystal | susceptibility | — | 2010 | — | 1001.1302 |
| 32.0 | — | polycrystal | susceptibility, specific_heat, resistivity | — | 2010 | T1 | DOI: 10.1103/PhysRevB.82.054525 |
| 32.0 | — | — | resistivity, susceptibility, specific_heat | — | 2008 | — | 0807.2530 |
| 32.0 | — | polycrystal | resistivity, susceptibility, specific_heat | — | 2008 | T1 | DOI: 10.1103/PhysRevB.78.092406 |
| 31.0 | — | polycrystal | resistivity, susceptibility | — | 2009 | — | 0902.2190 |
| — | — | single_crystal | susceptibility | — | 2013 | T1 | 1303.4076 |
Structure
- Crystal structure
- ThCr2Si2 type tetragonal
- Space group
- I4/mmm
- Lattice a (Å)
- 3.866
- Lattice c (Å)
- 12.962
Superconducting parameters
- Gap structure
- nodal
- λ_eph (e–ph coupling)
- —
Competing orders
- T_SDW
- 190.0 K
- ρ(T) exponent
- 1.00
Samples & pressure
- Sample form
- polycrystal
- Pressure type
- none
- Doping type
- hole
- Doping level
- 0.500