Aggregated per-compound records: Tc, pairing, structure phase, competing orders, and literature coverage. Filters combine with AND semantics.
| Formula | Family | Tc max (K) | Tc ambient | Pairing | Phase | Flags | arXiv year | Papers | Tier | Data |
|---|---|---|---|---|---|---|---|---|---|---|
| (K,Ba)BiO3 | bismuthate | 31.5 | 31.2 | — | — | ambient | 1998 | 7 | T1 | 7/10 |
| La1.84Sr0.16CaCu2 |
| Cuprate |
| 31.5 |
| — |
| d-wave |
| — |
unconv |
| 1996 |
| 1 |
| T1 |
7/10 |
| Rb0.83Fe1.70Se2 | Iron-based | 31.5 | 31.5 | — | — | ambientunconvCDW/SDW | 2011 | 1 | T1 | 8/10 |
| Rb2AlHgH6 | Hydride | 31.4 | 31.4 | — | — | ambient | 2024 | 1 | — | 7/10 |
| K0.8Fe2Se1.68S0.32 | Iron-based | 31.4 | 31.4 | — | — | ambientunconv | 2011 | 1 | T1 | 8/10 |
| Rb0.8Fe2-ySe2-xTex | Iron-based | 31.4 | — | — | — | unconv | 2012 | 2 | T1 | 6/10 |
| K0.8Fe(2-y)Se1.68S0.32 | Iron-based | 31.4 | — | — | — | unconv | 2011 | 1 | T1 | 6/10 |
| InB3 | Conventional | 31.4 | — | — | — | ambient | 2026 | 1 | T1 | 7/10 |
| MgB3 | Conventional | 31.3 | — | — | — | ambient | 2017 | 3 | T1 | 7/10 |
| Ba0.59K0.47BiO3+δ | bismuthate | 31.3 | 31.3 | — | — | ambient | 2017 | 1 | T2 | 7/10 |
| Fe0.97Cu0.04Se | Iron-based | 31.3 | — | — | — | unconv | 2011 | 1 | T1 | 6/10 |
| (La0.900Nd0.025Ca0.037Ba0.038)2CuO4 | Cuprate | 31.3 | — | d-wave | cuprate_214 | unconv | 1999 | 1 | T1 | 8/10 |
| La1.85Sr0.16CuO4 | Cuprate | 31.2 | — | d-wave | — | unconv | 2010 | 1 | T1 | 7/10 |
| (La0.906Nd0.019Sr0.013Ba0.062)2CuO4 | Cuprate | 31.1 | — | d-wave | cuprate_214 | unconv | 1999 | 1 | T1 | 8/10 |
| Cs0.86Fe1.66Se2 | Iron-based | 31.1 | 30.0 | — | — | ambientunconv | 2010 | 2 | T1 | 8/10 |
| BaFe2(As0.67P0.33)2 | Iron-based | 31.0 | 30.0 | — | — | ambientunconv | 2009 | 13 | T1 | 8/10 |
| PrFeAs(O,F) | Iron-based | 31.0 | — | s_pm | — | unconv | 2013 | 5 | T1 | 7/10 |
| K0.73Fe1.68Se2 | Iron-based | 31.0 | — | — | — | unconv | 2011 | 1 | T1 | 6/10 |
| AxCoO2+δ(A=Na,K) | — | 31.0 | 31.0 | — | — | ambient | 2003 | 1 | — | 6/10 |
| KxFe2-ySe2-zSz | Iron-based | 31.0 | — | — | — | unconv | 2011 | 3 | T1 | 6/10 |
| MgHCu3 | — | 31.0 | — | — | — | 2026 | 1 | — | 5/10 |
| La1.55Sr0.45CuO4/La2CuO4 | Cuprate | 31.0 | — | d-wave | — | ambientunconv | 2016 | 2 | T1 | 8/10 |
| Nd1-xEuxNiO2 | Nickelate | 31.0 | — | — | infinite_layer | ambientunconv | 2025 | 2 | T1 | 8/10 |
| Sm1-x-yEuxCayNiO2 | Nickelate | 31.0 | 31.0 | — | — | ambientunconv | 2025 | 1 | T1 | 8/10 |
| CaSrB6C6 | Conventional | 31.0 | — | — | — | ambient | 2024 | 1 | T1 | 7/10 |
| BaFe2(As1-xPx)2 | Iron-based | 31.0 | 31.0 | s_pm | — | ambientunconv | 2009 | 48 | T1 | 9/10 |
| (Ca0.85La0.15)10(Pt3As8)(Fe2As2)5 | Iron-based | 31.0 | 31.0 | — | — | ambientunconv | 2023 | 4 | T1 | 8/10 |
| KxBa1-xBiO3 | bismuthate | 31.0 | — | — | — | 1996 | 3 | T1 | 5/10 |
| Fmm2-YMgH6 | Hydride | 31.0 | — | — | — | 2021 | 1 | — | 6/10 |
| EuFe2As2 | Iron-based | 31.0 | — | — | 122 | unconvCDW/SDW | 2008 | 18 | T1 | 8/10 |
| B0.63K0.37BiO3 | bismuthate | 31.0 | 31.0 | s-wave | — | ambient | 2003 | 1 | T1 | 8/10 |
| Tl0.5Rb0.3Fe1.6Se2 | Iron-based | 31.0 | 31.0 | — | — | ambientunconv | 2011 | 3 | T1 | 8/10 |
| K0.64Fe1.44Se2 | Iron-based | 31.0 | — | — | — | unconv | 2011 | 2 | T1 | 6/10 |
| La2-pSrpCuO4 | Cuprate | 31.0 | — | d-wave | — | unconv | 2009 | 1 | T1 | 7/10 |
| BaFe2(As,P)2 | Iron-based | 31.0 | 31.0 | s-wave | — | ambientunconv | 2017 | 3 | T1 | 9/10 |
| La1.875Ba0.125-ySryCuO4 | Cuprate | 31.0 | — | d-wave | — | unconv | 2006 | 1 | T1 | 7/10 |
| YMgH6 | Hydride | 31.0 | — | — | — | 2021 | 1 | T1 | 5/10 |
| Mg0.85Al0.15B2 | MgB₂ | 31.0 | 31.0 | — | — | ambient | 2004 | 3 | T1 | 8/10 |
| (NH3)yRb0.4FeSe | Iron-based | 31.0 | 31.0 | — | — | ambientunconv | 2013 | 1 | T1 | 8/10 |
| Y0.8Ca0.2Ba2Cu2.94Zn0.06O6.45 | Cuprate | 31.0 | — | d-wave | 1212 | unconv | 2001 | 1 | T1 | 8/10 |
| NaxFeAs | Iron-based | 31.0 | 26.0 | — | — | ambientunconv | 2009 | 1 | T1 | 8/10 |
| K0.75Fe1.66Se2 | Iron-based | 31.0 | 31.0 | — | — | ambientunconv | 2011 | 1 | T1 | 8/10 |
| K0.74Fe1.66Se2 | Iron-based | 31.0 | 31.0 | s-wave | — | ambientunconv | 2011 | 2 | T1 | 9/10 |
| Rb0.8Fe1.68Se2 | Iron-based | 31.0 | — | — | — | unconv | 2014 | 1 | T1 | 6/10 |
| La1.85Sr0.15Cu0.98Ti0.02O4 | Cuprate | 31.0 | 31.0 | d-wave | cuprate_214 | ambientunconv | 2006 | 1 | T1 | 10/10 |
| K0.8Fe2-ySe2 | Iron-based | 31.0 | 31.0 | — | — | ambientunconvCDW/SDW | 2011 | 8 | T1 | 8/10 |
| Ca-YBCO | Cuprate | 31.0 | 31.0 | — | — | ambientunconv | 2024 | 1 | — | 8/10 |
| Y0.8Ca0.2Ba2Cu3O6+x | Cuprate | 31.0 | 28.0 | d-wave | cuprate_123 | ambientunconv | 1998 | 3 | T1 | 10/10 |
| Ba0.67K0.33BiO3 | bismuthate | 31.0 | 31.0 | s-wave | — | ambient | 2001 | 2 | T1 | 9/10 |
| Ba0.59K0.41BiO3 | bismuthate | 31.0 | — | — | — | 1998 | 2 | T1 | 5/10 |