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La1.875Ba0.125CuO4
cuprate · P4_2/ncm · cuprate_214
ambient SCunconventionalcompeting orderdisputed
Tc max
46.0 K
Tc ambient
5.0 K
Discovery
2000
Papers
4
Tc max measured at P=0.5 GPa, single_crystal, resistivity, arXiv:2603.14108, confirmed by 2 papers
Evidence (10 records from 4 papers)
the flat columns above are aggregates — each line here is one paper's claim| Tc (K) | P (GPa) | Sample | Method | Pairing | Year | Paper |
|---|---|---|---|---|---|---|
| 46.0 | 0.5 | single_crystal | resistivity | d-wave | 2026 | 2603.14108 |
| 37.0 | 0.5 | single_crystal | resistivity | d-wave | 2026 | 2603.14108 |
| 37.0 | 0.2 | single_crystal | susceptibility | d-wave | 2026 | 2603.14108 |
| 35.0 | 0.2 | single_crystal | susceptibility | d-wave | 2026 | 2603.14108 |
| 18.0 | 14.0 | single_crystal | — | d-wave | 2026 | 2603.14108 |
| 5.0 | ambient | single_crystal | susceptibility | d-wave | 2026 | 2603.14108 |
| 3.0 | ambient | single_crystal | resistivity | d-wave | 2026 | 2603.14108 |
| 2.5 | ambient | single_crystal | muSR | — | 2004 | cond-mat/0410652 |
| — | ambient | single_crystal | susceptibility | — | 2004 | cond-mat/0409775 |
| — | ambient | polycrystal | susceptibility | — | 2000 | cond-mat/0011380 |
Structure
- Crystal structure
- P4_2/ncm
- Space group
- P4_2/ncm
- Phase
- cuprate_214
- Lattice a (Å)
- 5.351
- Lattice c (Å)
- 13.239
Superconducting parameters
- λ_eph (e–ph coupling)
- —
Competing orders
- T_SDW
- 40.0 K
- T_AFM
- 40.0 K
Samples & pressure
- Sample form
- single_crystal
- Doping type
- hole
- Doping level
- 0.125