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La2-xBaxCuO4
cuprate · K2NiF4-type · cuprate_214
ambient SCunconventionalcompeting orderdisputed
Tc max
32.0 K
Tc ambient
32.0 K
arXiv year
1987
Papers
30
Tc exp.
32.0 K
Tc theo.
30.0 K
Evidence
experimental
Tc max measured at single_crystal, DOI: 10.1103/PhysRevX.12.011013, confirmed by 8 papers
Evidence (41 records from 30 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 |
|---|---|---|---|---|---|---|---|
| 36.0 | — | single_crystal | resistivity, susceptibility | d-wave | 2017 | T1 | DOI: 10.1103/PhysRevB.95.054516 |
| 32.0 | — | single_crystal | — | — | 2022 | T1 | DOI: 10.1103/PhysRevX.12.011013 |
| 32.0 | 0.1 | single_crystal | susceptibility | — | 2020 | T1 | DOI: 10.1103/PhysRevLett.125.097005 |
| 32.0 | — | single_crystal | susceptibility | — | 2018 | T1 | DOI: 10.1103/PhysRevLett.121.267003 |
| 32.0 | — | single_crystal | susceptibility | — | 2013 | T1 | DOI: 10.1103/PhysRevB.87.014501 |
| 32.0 | — | single_crystal | resistivity | — | 2013 | T1 | DOI: 10.1103/PhysRevB.87.064509 |
| 32.0 | — | single_crystal | resistivity | — | 2012 | T1 | DOI: 10.1103/PhysRevB.85.134513 |
| 32.0 | — | single_crystal | ARPES | — | 2007 | T1 | DOI: 10.1103/PhysRevLett.98.167003 |
| 30.0 | ambient | polycrystal | susceptibility | — | 2016 | T1 | DOI: 10.1103/PhysRevB.94.214511 |
| 30.0 | — | polycrystal | susceptibility | — | 2014 | T1 | DOI: 10.1103/PhysRevLett.113.057002 |
| 30.0 | — | single_crystal | susceptibility | — | 2011 | T1 | DOI: 10.1103/PhysRevB.83.104506 |
| 30.0 | — | single_crystal | susceptibility | — | 2010 | — | 1005.5191 |
| 30.0 | — | polycrystal | susceptibility | — | 1987 | T1 | DOI: 10.1103/PhysRevB.36.5263 |
| 30.0 | — | — | — | — | 1987 | T1 | DOI: 10.1103/PhysRevB.35.7252 |
| 28.0 | — | polycrystal | susceptibility | — | 1987 | T1 | DOI: 10.1103/PhysRevB.36.5263 |
| 27.0 | — | single_crystal | susceptibility | — | 2013 | T1 | DOI: 10.1103/PhysRevB.87.014501 |
| 27.0 | — | polycrystal | susceptibility | — | 1993 | T1 | DOI: 10.1103/PhysRevLett.71.1903 |
| 25.0 | — | polycrystal | susceptibility | — | 1988 | T1 | DOI: 10.1103/PhysRevB.38.4596 |
| 24.0 | — | single_crystal | ARPES | — | 2007 | T1 | DOI: 10.1103/PhysRevLett.98.167003 |
| 22.0 | ambient | single_crystal | susceptibility, resistivity | — | 2020 | T1 | DOI: 10.1103/PhysRevLett.125.097005 |
| 20.0 | — | single_crystal | susceptibility | — | 2017 | T1 | DOI: 10.1103/PhysRevB.95.241111 |
| 16.0 | — | single_crystal | resistivity | — | 2023 | T1 | DOI: 10.1103/PhysRevB.107.085118 |
| 15.0 | — | single_crystal | susceptibility | — | 2018 | T1 | DOI: 10.1103/PhysRevB.97.195130 |
| 15.0 | 1.5 | powder | susceptibility | — | 1993 | T1 | DOI: 10.1103/PhysRevB.48.6569 |
| 14.0 | — | polycrystal | susceptibility | — | 1987 | T1 | DOI: 10.1103/PhysRevB.36.5263 |
| 13.0 | — | single_crystal | susceptibility | — | 2018 | T1 | DOI: 10.1103/PhysRevLett.121.267003 |
| 10.0 | — | single_crystal | resistivity | — | 2023 | T1 | DOI: 10.1103/PhysRevB.107.085118 |
| 10.0 | ambient | single_crystal | susceptibility | — | 2020 | T1 | DOI: 10.1103/PhysRevLett.125.097005 |
| 6.0 | — | — | susceptibility | — | 2007 | T2 | cond-mat/0703265 |
| 6.0 | — | polycrystal | susceptibility | — | 1992 | T1 | DOI: 10.1103/PhysRevLett.69.482 |
| 5.0 | — | single_crystal | susceptibility | — | 2017 | T1 | DOI: 10.1103/PhysRevB.95.241111 |
| 5.0 | — | single_crystal | resistivity | d-wave | 2011 | T1 | DOI: 10.1103/PhysRevLett.107.277001 |
| 4.0 | — | single_crystal | susceptibility | — | 2023 | T1 | DOI: 10.1103/PhysRevB.107.085118 |
| 4.0 | ambient | polycrystal | susceptibility | — | 1992 | T1 | DOI: 10.1103/PhysRevB.45.4897 |
| 2.5 | — | single_crystal | ARPES | — | 2007 | T1 | DOI: 10.1103/PhysRevLett.98.167003 |
| 2.4 | — | single_crystal | susceptibility | unknown | 2006 | T1 | DOI: 10.1103/PhysRevLett.96.257002 |
| — | — | single_crystal | neutron | — | 2016 | T1 | DOI: 10.1103/PhysRevB.93.094416 |
| — | — | thin_film | — | — | 2014 | T1 | DOI: 10.1103/PhysRevLett.112.147001 |
| — | — | single_crystal | susceptibility | d-wave | 2010 | T1 | DOI: 10.1103/PhysRevB.82.100505 |
| — | — | polycrystal | — | — | 2009 | T1 | DOI: 10.1103/PhysRevB.79.094530 |
| — | — | polycrystal | specific_heat | — | 1988 | T1 | DOI: 10.1103/PhysRevLett.60.724 |
Structure
- Crystal structure
- K2NiF4-type
- Space group
- P42/ncm
- Phase
- cuprate_214
- Lattice a (Å)
- 3.780
- Lattice c (Å)
- 13.280
Superconducting parameters
- Pairing symmetry
- d-wave
- λ_eph (e–ph coupling)
- 2.50
Competing orders
- Competing order
- CDW
- T_CDW
- 54.0 K
- T_SDW
- 42.0 K
Samples & pressure
- Sample form
- single_crystal
- Substrate
- SrLaAlO4
- Doping type
- hole
- Doping level
- 0.125