← Materials
Tl2Ba2CuO6+δ
cuprate · body-centered tetragonal
ambient SCunconventionalcompeting orderdisputed
Tc max
91.0 K
Tc ambient
90.0 K
arXiv year
1988
Papers
83
Tc exp.
91.0 K
Tc theo.
91.0 K
Evidence
experimental
Tc max measured at single_crystal, resistivity, DOI: 10.1103/PhysRevB.65.132501, confirmed by 3 papers
Evidence (157 records from 83 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 |
|---|---|---|---|---|---|---|---|
| 92.5 | — | single_crystal | susceptibility | — | 2002 | T3 | cond-mat/0201252 |
| 92.0 | — | single_crystal | susceptibility | — | 2005 | T1 | DOI: 10.1103/PhysRevB.72.104518 |
| 91.0 | — | single_crystal | resistivity | — | 2002 | T1 | DOI: 10.1103/PhysRevB.65.132501 |
| 91.0 | — | single_crystal | — | s+id | 2000 | T3 | cond-mat/0011472 |
| 90.0 | — | single_crystal | susceptibility | — | 2009 | T1 | 0910.3457 |
| 90.0 | — | single_crystal | susceptibility | — | 2008 | T1 | 0806.3779 |
| 90.0 | — | single_crystal | resistivity | d-wave | 2007 | T1 | DOI: 10.1103/PhysRevB.75.104518 |
| 90.0 | — | — | neutron | d-wave | 2002 | T2 | cond-mat/0211227 |
| 90.0 | — | — | neutron | — | 2002 | T3 | cond-mat/0201252 |
| 90.0 | — | single_crystal | resistivity | d-wave | 1997 | T1 | DOI: 10.1103/PhysRevB.55.1223 |
| 90.0 | — | single_crystal | susceptibility | — | 1997 | T1 | DOI: 10.1103/PhysRevB.55.11118 |
| 90.0 | — | single_crystal | reflectivity | — | 1996 | T1 | DOI: 10.1103/PhysRevLett.77.1853 |
| 90.0 | — | single_crystal | resistivity | — | 1996 | T1 | DOI: 10.1103/PhysRevLett.77.3212 |
| 90.0 | — | single_crystal | susceptibility | — | 1988 | T1 | DOI: 10.1103/PhysRevB.38.225 |
| 89.0 | — | single_crystal | — | — | 2013 | T1 | 1303.3947 |
| 89.0 | — | — | resistivity | d-wave | 2005 | T1 | cond-mat/0502273 |
| 89.0 | — | single_crystal | resistivity | — | 2005 | T1 | cond-mat/0511643 |
| 89.0 | — | polycrystal | — | — | 1994 | T1 | DOI: 10.1103/PhysRevB.50.3356 |
| 88.8 | — | single_crystal | susceptibility | — | 1993 | T1 | DOI: 10.1103/PhysRevB.47.8327 |
| 88.8 | — | single_crystal | susceptibility | — | 1993 | T1 | DOI: 10.1103/PhysRevB.47.5535 |
| 87.0 | — | single_crystal | susceptibility | — | 2004 | T1 | DOI: 10.1103/PhysRevB.70.144510 |
| 87.0 | — | single_crystal | susceptibility | — | 1999 | T1 | DOI: 10.1103/PhysRevB.59.11495 |
| 87.0 | — | polycrystal | resistivity, susceptibility | — | 1989 | T1 | DOI: 10.1103/PhysRevB.40.11400 |
| 86.0 | — | single_crystal | STM | d-wave | 1999 | T2 | cond-mat/9905370 |
| 85.0 | — | powder | — | — | 2007 | T2 | cond-mat/0702394 |
| 85.0 | — | polycrystal | NMR | — | 2005 | T1 | cond-mat/0501200 |
| 85.0 | — | polycrystal | — | d-wave | 2002 | T2 | cond-mat/0206362 |
| 85.0 | — | single_crystal | susceptibility | — | 1998 | T1 | DOI: 10.1103/PhysRevB.57.14387 |
| 85.0 | — | single_crystal | susceptibility | — | 1998 | T2 | cond-mat/9801278 |
| 85.0 | — | single_crystal | resistivity | — | 1997 | T1 | DOI: 10.1103/PhysRevB.55.11118 |
| 85.0 | — | single_crystal | susceptibility | — | 1997 | T1 | DOI: 10.1103/PhysRevB.56.R11427 |
| 85.0 | — | single_crystal | susceptibility | d-wave | 1996 | T1 | DOI: 10.1103/PhysRevLett.77.4434 |
| 85.0 | — | polycrystal | resistivity, susceptibility | — | 1991 | T1 | DOI: 10.1103/PhysRevB.43.7875 |
| 84.0 | — | single_crystal | resistivity | d-wave | 2007 | T1 | DOI: 10.1103/PhysRevB.75.104518 |
| 84.0 | — | — | resistivity | d-wave | 2005 | T1 | cond-mat/0502273 |
| 84.0 | — | powder | susceptibility | — | 1988 | T1 | DOI: 10.1103/PhysRevB.38.225 |
| 83.0 | — | thin_film | resistivity | — | 1998 | T1 | DOI: 10.1103/PhysRevB.58.12467 |
| 83.0 | — | powder | resistivity | — | 1988 | T1 | DOI: 10.1103/PhysRevB.38.225 |
| 82.0 | — | single_crystal | — | — | 1999 | T1 | DOI: 10.1103/PhysRevB.60.13196 |
| 82.0 | — | single_crystal | susceptibility | — | 1996 | T1 | DOI: 10.1103/PhysRevB.53.6752 |
| 81.0 | — | single_crystal | susceptibility | — | 2000 | T1 | DOI: 10.1103/PhysRevB.61.5930 |
| 81.0 | — | — | resistivity | — | 1999 | T2 | cond-mat/9905170 |
| 80.0 | — | single_crystal | RIXS | — | 2017 | T1 | 1708.00663 |
| 80.0 | — | single_crystal | resistivity | — | 2017 | T1 | DOI: 10.1103/PhysRevLett.119.097001 |
| 80.0 | — | — | ARPES | — | 2009 | T1 | 0907.2747 |
| 80.0 | — | single_crystal | ARPES | — | 2009 | T1 | DOI: 10.1103/PhysRevLett.103.067003 |
| 80.0 | — | thin_film | susceptibility | — | 1999 | T1 | DOI: 10.1103/PhysRevB.60.R15051 |
| 80.0 | — | thin_film | susceptibility | — | 1999 | T1 | cond-mat/9908206 |
| 80.0 | — | single_crystal | resistivity | — | 1999 | T1 | cond-mat/9908405 |
| 80.0 | — | thin_film | — | — | 1999 | T1 | DOI: 10.1103/PhysRevB.60.13196 |
| 80.0 | — | single_crystal | susceptibility | d-wave | 1998 | T1 | cond-mat/9809159 |
| 80.0 | — | single_crystal | resistivity | d-wave | 1997 | T1 | DOI: 10.1103/PhysRevB.55.1223 |
| 80.0 | — | thin_film | resistivity | — | 1997 | T1 | DOI: 10.1103/PhysRevB.55.11118 |
| 80.0 | — | single_crystal | susceptibility | — | 1994 | T1 | DOI: 10.1103/PhysRevB.49.9252 |
| 80.0 | — | polycrystal | resistivity, susceptibility | — | 1989 | T1 | DOI: 10.1103/PhysRevB.40.11400 |
| 79.0 | — | powder | resistivity | — | 1988 | T1 | DOI: 10.1103/PhysRevB.38.225 |
| 78.0 | — | single_crystal | susceptibility | d-wave | 2011 | T1 | DOI: 10.1103/PhysRevB.84.144523 |
| 78.0 | — | single_crystal | resistivity | d-wave | 1997 | T1 | DOI: 10.1103/PhysRevB.56.R11443 |
| 78.0 | — | single_crystal | — | d-wave | 1996 | T1 | DOI: 10.1103/PhysRevLett.77.727 |
| 76.0 | — | — | resistivity | d-wave | 2005 | T1 | cond-mat/0502273 |
| 75.0 | — | single_crystal | susceptibility | — | 1994 | T1 | DOI: 10.1103/PhysRevB.49.9252 |
| 74.0 | — | single_crystal | ARPES | d-wave | 2005 | — | cond-mat/0503117 |
| 72.0 | — | — | resistivity | d-wave | 2005 | T1 | cond-mat/0502273 |
| 70.0 | — | — | specific_heat | — | 2026 | T1 | DOI: 10.1103/hkcc-xnkh |
| 70.0 | — | single_crystal | resistivity | — | 2005 | T1 | cond-mat/0511643 |
| 69.0 | — | single_crystal | — | — | 2009 | T1 | DOI: 10.1103/PhysRevLett.103.087402 |
| 68.0 | — | — | resistivity | d-wave | 2005 | T1 | cond-mat/0502273 |
| 65.0 | — | single_crystal | resistivity | — | 2010 | T1 | DOI: 10.1103/PhysRevB.82.144530 |
| 65.0 | — | single_crystal | susceptibility | — | 1996 | T1 | DOI: 10.1103/PhysRevB.53.6752 |
| 63.0 | — | single_crystal | ARPES | d-wave | 2005 | — | cond-mat/0503117 |
| 60.0 | — | single_crystal | — | — | 2009 | T1 | DOI: 10.1103/PhysRevLett.103.087402 |
| 60.0 | — | single_crystal | reflectivity | — | 1996 | T1 | DOI: 10.1103/PhysRevLett.77.1853 |
| 59.0 | — | single_crystal | resistivity | — | 2005 | T1 | cond-mat/0511643 |
| 56.0 | — | single_crystal | susceptibility | — | 2021 | T1 | 2109.04279 |
| 56.0 | — | single_crystal | muSR | d-wave | 2014 | T1 | 1404.4727 |
| 56.0 | — | single_crystal | susceptibility | d-wave | 1998 | T1 | cond-mat/9809159 |
| 55.0 | — | powder | susceptibility | — | 1988 | T1 | DOI: 10.1103/PhysRevB.38.225 |
| 54.0 | — | single_crystal | resistivity | — | 1999 | T1 | cond-mat/9908405 |
| 53.0 | — | — | specific_heat | — | 2026 | T1 | DOI: 10.1103/hkcc-xnkh |
| 47.0 | — | single_crystal | susceptibility | — | 2021 | T1 | 2109.04279 |
| 46.0 | — | single_crystal | muSR | d-wave | 2014 | T1 | 1404.4727 |
| 46.0 | — | single_crystal | susceptibility | d-wave | 2011 | T1 | DOI: 10.1103/PhysRevB.84.144523 |
| 45.0 | — | single_crystal | resistivity | d-wave | 2018 | T1 | 1811.12348 |
| 45.0 | — | single_crystal | resistivity | d-wave | 2018 | T1 | DOI: 10.1103/PhysRevLett.121.267004 |
| 39.5 | ambient | single_crystal | susceptibility | — | 2000 | T1 | DOI: 10.1103/PhysRevB.62.9155 |
| 37.0 | — | single_crystal | — | s-wave | 1996 | T1 | DOI: 10.1103/PhysRevLett.77.727 |
| 35.0 | — | single_crystal | resistivity | — | 2010 | T1 | DOI: 10.1103/PhysRevB.82.144530 |
| 35.0 | — | single_crystal | resistivity | — | 2007 | T1 | 0708.2086 |
| 35.0 | — | single_crystal | resistivity | d-wave | 2007 | T1 | DOI: 10.1103/PhysRevLett.99.107002 |
| 35.0 | — | single_crystal | susceptibility | — | 2001 | T2 | cond-mat/0104020 |
| 33.0 | — | single_crystal | resistivity | — | 1999 | T1 | cond-mat/9908405 |
| 32.6 | 0.5 | single_crystal | susceptibility | — | 2000 | T1 | DOI: 10.1103/PhysRevB.62.9155 |
| 32.5 | 0.7 | single_crystal | susceptibility | — | 2000 | T1 | DOI: 10.1103/PhysRevB.62.9155 |
| 32.0 | — | single_crystal | resistivity | — | 2007 | T1 | 0708.2086 |
| 32.0 | — | single_crystal | susceptibility | — | 2000 | T1 | DOI: 10.1103/PhysRevB.61.5930 |
| 32.0 | — | — | resistivity | — | 1999 | T2 | cond-mat/9905170 |
| 31.0 | — | single_crystal | resistivity | — | 1999 | T1 | cond-mat/9908405 |
| 30.0 | — | — | specific_heat | — | 2026 | T1 | DOI: 10.1103/hkcc-xnkh |
| 30.0 | — | single_crystal | — | — | 2009 | T1 | DOI: 10.1103/PhysRevLett.103.067003 |
| 30.0 | — | single_crystal | ARPES | d-wave | 2005 | — | cond-mat/0503117 |
| 30.0 | — | single_crystal | resistivity | — | 2001 | T1 | cond-mat/0102294 |
| 30.0 | — | single_crystal | susceptibility | d-wave | 1998 | T1 | cond-mat/9809159 |
| 27.0 | — | — | resistivity | d-wave | 2005 | T1 | cond-mat/0502273 |
| 26.0 | — | single_crystal | susceptibility | — | 2010 | T1 | 1005.0573 |
| 26.0 | — | single_crystal | susceptibility | — | 2010 | T1 | DOI: 10.1103/PhysRevB.82.140501 |
| 26.0 | — | single_crystal | resistivity | d-wave | 2007 | T1 | DOI: 10.1103/PhysRevB.75.104518 |
| 26.0 | — | — | resistivity | d-wave | 2005 | T1 | cond-mat/0502273 |
| 25.0 | — | single_crystal | resistivity | d-wave | 2018 | T1 | 1811.12348 |
| 25.0 | — | single_crystal | resistivity | d-wave | 2018 | T1 | DOI: 10.1103/PhysRevLett.121.267004 |
| 25.0 | — | — | resistivity, susceptibility | d-wave | 2013 | T1 | 1312.6459 |
| 25.0 | — | single_crystal | susceptibility | — | 1998 | T1 | DOI: 10.1103/PhysRevB.57.14387 |
| 25.0 | — | single_crystal | susceptibility | — | 1998 | T2 | cond-mat/9801278 |
| 25.0 | — | single_crystal | susceptibility | d-wave | 1996 | T1 | DOI: 10.1103/PhysRevLett.77.4434 |
| 24.0 | — | — | specific_heat | — | 2026 | T1 | DOI: 10.1103/hkcc-xnkh |
| 23.0 | — | single_crystal | reflectivity | — | 1996 | T1 | DOI: 10.1103/PhysRevLett.77.1853 |
| 23.0 | — | single_crystal | resistivity | — | 1996 | T1 | DOI: 10.1103/PhysRevLett.77.3212 |
| 22.0 | — | single_crystal | susceptibility | — | 2021 | T1 | 2109.04279 |
| 20.0 | — | single_crystal | — | — | 2018 | T3 | 1804.08019 |
| 20.0 | — | single_crystal | resistivity | — | 2009 | T1 | 0905.2504 |
| 20.0 | — | single_crystal | resistivity | — | 2007 | T1 | 0708.2086 |
| 20.0 | — | polycrystal | resistivity, susceptibility | — | 1990 | T1 | DOI: 10.1103/PhysRevB.42.2193 |
| 18.0 | — | single_crystal | resistivity | — | 2010 | T1 | DOI: 10.1103/PhysRevB.82.144530 |
| 17.0 | — | single_crystal | resistivity | — | 2009 | T1 | 0905.2504 |
| 17.0 | — | single_crystal | resistivity | — | 2007 | T1 | 0708.2086 |
| 15.0 | — | single_crystal | resistivity | — | 2010 | T1 | DOI: 10.1103/PhysRevB.82.144530 |
| 15.0 | — | single_crystal | resistivity | — | 2009 | T1 | 0905.2504 |
| 15.0 | ambient | single_crystal | resistivity | — | 2008 | T1 | 0805.2215 |
| 15.0 | — | single_crystal | resistivity | — | 2007 | T1 | 0708.2086 |
| 15.0 | — | single_crystal | resistivity | d-wave | 2007 | T1 | DOI: 10.1103/PhysRevLett.99.107002 |
| 15.0 | — | single_crystal | resistivity | — | 2005 | T1 | cond-mat/0511643 |
| 15.0 | ambient | single_crystal | resistivity, specific_heat | d-wave | 2002 | T2 | cond-mat/0202101 |
| 15.0 | — | single_crystal | resistivity, specific_heat | d-wave | 2002 | T1 | DOI: 10.1103/PhysRevLett.89.147003 |
| 15.0 | — | single_crystal | susceptibility | — | 1998 | T1 | DOI: 10.1103/PhysRevB.57.14387 |
| 15.0 | — | single_crystal | susceptibility | — | 1998 | T2 | cond-mat/9801278 |
| 15.0 | — | single_crystal | resistivity | — | 1996 | T1 | DOI: 10.1103/PhysRevB.53.5848 |
| 10.0 | — | single_crystal | susceptibility | — | 2010 | T1 | 1005.0573 |
| 10.0 | — | single_crystal | susceptibility | — | 2010 | T1 | DOI: 10.1103/PhysRevB.82.140501 |
| 10.0 | — | polycrystal | — | — | 1988 | T1 | DOI: 10.1103/PhysRevB.38.11962 |
| 9.5 | — | single_crystal | — | — | 2009 | T1 | DOI: 10.1103/PhysRevLett.103.087402 |
| 9.0 | — | single_crystal | susceptibility | — | 2009 | T1 | 0910.3457 |
| 6.0 | — | single_crystal | RIXS | — | 2017 | T1 | 1708.00663 |
| 6.0 | — | single_crystal | resistivity | — | 2017 | T1 | DOI: 10.1103/PhysRevLett.119.097001 |
| 6.0 | — | single_crystal | — | — | 2013 | T1 | 1303.3947 |
| — | — | polycrystal | specific_heat | — | 2026 | T1 | DOI: 10.1103/l3sx-mzrq |
| — | — | single_crystal | ARPES | — | 2019 | T1 | DOI: 10.1103/PhysRevB.99.224509 |
| — | — | single_crystal | ARPES | — | 2018 | T3 | 1804.08019 |
| — | — | — | — | d-wave | 2011 | T1 | 1112.0964 |
| — | — | single_crystal | resistivity | — | 2008 | T1 | 0805.2215 |
| — | ambient | single_crystal | resistivity | — | 2008 | T1 | 0805.2215 |
| — | — | single_crystal | — | d-wave | 2007 | T1 | 0712.3381 |
| — | — | single_crystal | ARPES | — | 2006 | T2 | cond-mat/0609250 |
| — | — | single_crystal | resistivity | d-wave | 2006 | T1 | DOI: 10.1103/PhysRevB.73.064506 |
| — | — | — | — | — | 2001 | T2 | cond-mat/0103507 |
| — | — | single_crystal | STM | d-wave | 1999 | T1 | cond-mat/9906205 |
| — | — | single_crystal | resistivity | d-wave | 1999 | T1 | DOI: 10.1103/PhysRevB.59.1528 |
| — | — | polycrystal | susceptibility | — | 1993 | T1 | DOI: 10.1103/PhysRevB.48.9747 |
| — | — | polycrystal | specific_heat | — | 1992 | T1 | DOI: 10.1103/PhysRevB.45.3152 |
Structure
- Crystal structure
- body-centered tetragonal
- Space group
- I4/mmm
- Lattice a (Å)
- 3.866
- Lattice c (Å)
- 23.239
Superconducting parameters
- Pairing symmetry
- d-wave
- Gap structure
- nodal
- Hc2
- 13.0 T (at 0 K, H parallel c)
- λ_eph (e–ph coupling)
- —
Competing orders
- T_AFM
- 20.0 K
- ρ(T) exponent
- 1.15
Samples & pressure
- Sample form
- single_crystal
- Substrate
- SrTiO3
- Pressure type
- none
- Doping type
- hole
- Doping level
- 0.253