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La_1.8Sr_0.2CuO_4
cuprate · tetragonal · cuprate_214
ambient SCunconventional2D / interface
Tc max
36.2 K
Tc ambient
36.2 K
Discovery
1997
Papers
7
Tc max measured at ambient, arXiv:cond-mat/0301559, confirmed by 2 papers
Evidence (8 records from 7 papers)
the flat columns above are aggregates — each line here is one paper's claim| Tc (K) | P (GPa) | Sample | Method | Pairing | Year | Paper |
|---|---|---|---|---|---|---|
| 36.2 | ambient | — | — | — | 2003 | cond-mat/0301559 |
| 36.2 | ambient | — | — | d-wave | 2003 | cond-mat/0306649 |
| 33.5 | ambient | single_crystal | susceptibility | — | 2004 | cond-mat/0404027 |
| 32.0 | ambient | polycrystal | susceptibility | d-wave | 1997 | cond-mat/9710253 |
| 30.5 | ambient | single_crystal | susceptibility | — | 2004 | cond-mat/0404027 |
| 30.0 | ambient | polycrystal | — | — | 2002 | cond-mat/0210257 |
| 29.0 | ambient | polycrystal | resistivity | — | 2003 | cond-mat/0304477 |
| — | ambient | — | — | — | 2004 | cond-mat/0404678 |
Structure
- Crystal structure
- tetragonal
- Phase
- cuprate_214
- Lattice a (Å)
- 3.774
- Lattice c (Å)
- 13.247
Superconducting parameters
- Pairing symmetry
- d-wave
- λ_eph (e–ph coupling)
- —
Competing orders
- ρ(T) exponent
- 1.00
Samples & pressure
- Sample form
- polycrystal
- Pressure type
- none
- Doping type
- hole
- Doping level
- 0.200