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 |
|---|---|---|---|---|---|---|---|---|---|---|
| La1.85Sr0.15Cu1-yNiyO4 | Cuprate | 34.6 | — | d-wave | cuprate_214 | unconv | 2017 | 1 | T1 | 8/10 |
| Na0.27K0.27Rb0.27Fe1.7Se2 | Iron-based | 34.6 | — | — | — | unconv | 2026 | 1 | — | 6/10 |
| Ca0.32Na0.68Fe2As2 | Iron-based | 34.6 | — | s_pm | — | unconv | 2013 | 4 | T1 | 7/10 |
| Be0.43Pb0.57 | — | 34.6 | 34.6 | — | — | ambient | 2019 | 1 | — | 6/10 |
| Ca10(Pt4As8)(Fe2As2)5 | Iron-based | 34.6 | — | — | — | unconv | 2011 | 3 | T1 | 6/10 |
| Bi2Sr1.6La0.4CuO6+δ | Cuprate | 34.5 | 34.0 | d-wave | — | ambientunconvCDW/SDW | 1993 | 30 | T1 | 9/10 |
| Cs2NaSnH6 | Hydride | 34.5 | 34.5 | — | — | ambient | 2024 | 1 | — | 7/10 |
| LiBeP | — | 34.5 | — | — | — | 2012 | 1 | T2 | 4/10 |
| MgB1.92C0.08 | MgB₂ | 34.5 | — | — | — | 2005 | 1 | T2 | 6/10 |
| Ba1-xNaxFe2As2 | Iron-based | 34.5 | 34.5 | s_pm | — | ambientunconvCDW/SDW | 2012 | 14 | T1 | 9/10 |
| Li4Pd | Conventional | 34.5 | — | — | — | 2025 | 1 | T1 | 6/10 |
| Mg(B0.96C0.04)2 | MgB₂ | 34.5 | 34.5 | — | — | ambient | 2005 | 1 | T2 | 8/10 |
| RbDy2Fe4As4O2 | Iron-based | 34.4 | 34.4 | — | — | ambientunconv | 2017 | 2 | T1 | 8/10 |
| Mg0.925Al0.075B2 | MgB₂ | 34.4 | — | — | — | 2005 | 1 | T2 | 6/10 |
| Nb4H15 | Hydride | 34.4 | — | s-wave | — | ambient | 2025 | 1 | T3 | 7/10 |
| CWS | chalcogenide | 34.4 | — | — | — | 2013 | 1 | T3 | 5/10 |
| Mg0.921Al0.079B2 | MgB₂ | 34.4 | 34.4 | — | — | ambient | 2005 | 2 | T1 | 8/10 |
| Mg(B0.95C0.05)2 | MgB₂ | 34.3 | 29.8 | — | — | ambient | 2003 | 3 | T1 | 8/10 |
| CeFeAsO0.92F0.08 | Iron-based | 34.3 | 25.0 | — | — | ambientunconvCDW/SDW | 2011 | 3 | T1 | 8/10 |
| MgB1.80C0.20 | MgB₂ | 34.2 | — | — | — | 2003 | 1 | T2 | 6/10 |
| Ca0.33Na0.67Fe2As2 | Iron-based | 34.2 | 34.0 | — | — | ambientunconv | 2014 | 4 | T1 | 8/10 |
| MgB2-0.20C0.20 | MgB₂ | 34.2 | 34.2 | — | — | ambient | 2003 | 1 | — | 8/10 |
| (La0.925Sr0.045Ca0.017Ba0.013)2CuO4 | Cuprate | 34.1 | — | d-wave | cuprate_214 | unconv | 1999 | 1 | T1 | 8/10 |
| Bi2Sr1.7La0.3CuO6+δ | Cuprate | 34.0 | — | d-wave | — | ambientunconv | 2005 | 3 | T1 | 8/10 |
| La2-0.17Sr0.17CuO4 | Cuprate | 34.0 | 34.0 | d-wave | cuprate_214 | ambientunconv | 2003 | 1 | T2 | 10/10 |
| Fe1.01Se | Iron-based | 34.0 | 11.4 | — | — | ambientunconv | 2009 | 6 | T1 | 8/10 |
| Bi2Sr1.60La0.40CuO6+δ | Cuprate | 34.0 | — | d-wave | cuprate_214 | ambientunconv | 2008 | 1 | T1 | 9/10 |
| ZrB6 | Conventional | 34.0 | — | — | — | ambient | 2026 | 1 | T1 | 7/10 |
| (Ca0.34Na0.66)Fe2As2 | Iron-based | 34.0 | 33.0 | — | — | ambientunconv | 2011 | 2 | T1 | 8/10 |
| K0.7La0.3Fe2As2 | Iron-based | 34.0 | 34.0 | — | — | ambientunconv | 2008 | 1 | T3 | 8/10 |
| La2-0.13Sr0.13CuO4 | Cuprate | 34.0 | — | d-wave | cuprate_214 | unconv | 1998 | 1 | T2 | 8/10 |
| KCa2Fe4As4F2 | Iron-based | 34.0 | 33.5 | s-wave | — | ambientunconv | 2016 | 27 | T1 | 9/10 |
| K0.7Nd0.3Fe2As2 | Iron-based | 34.0 | 34.0 | — | — | ambientunconv | 2008 | 1 | T3 | 8/10 |
| Ca1-xNaxFe2As2 | Iron-based | 34.0 | 33.0 | — | — | ambientunconv | 2008 | 8 | T1 | 8/10 |
| Sr0.41Na0.59Fe2As2 | Iron-based | 34.0 | — | — | — | unconv | 2016 | 1 | T3 | 6/10 |
| Bi(La)-2201 | Cuprate | 34.0 | 34.0 | — | — | ambientunconv | 2003 | 2 | — | 8/10 |
| Ca0.82La0.18Fe0.996Ni0.004As2 | Iron-based | 34.0 | 34.0 | — | 112 | ambientunconv | 2017 | 1 | T1 | 9/10 |
| La2Ba0.17CuO4 | Cuprate | 34.0 | — | d-wave | — | unconvCDW/SDW | 2016 | 1 | T1 | 7/10 |
| Ba0.6Rb0.4Fe2As2 | Iron-based | 34.0 | 34.0 | — | — | ambientunconv | 2011 | 2 | T1 | 8/10 |
| Mg(B,C)2 | MgB₂ | 34.0 | 34.0 | — | — | ambient | 2022 | 1 | T1 | 8/10 |
| LaFeAsO1-xDx | Iron-based | 34.0 | — | — | — | unconv | 2013 | 2 | T1 | 6/10 |
| (Y0.53Pr0.47)Ba2Cu3O7-δ | Cuprate | 34.0 | — | d-wave | — | unconv | 2007 | 1 | T1 | 7/10 |
| (Hg0.7W0.3)Sr2(Ce0.58Eu0.42)3Cu2O11+δ | Cuprate | 34.0 | 34.0 | d-wave | — | ambientunconv | 2004 | 1 | T1 | 9/10 |
| La1.9CuO4 | Cuprate | 34.0 | — | d-wave | — | unconv | 1987 | 1 | T1 | 7/10 |
| La0.8Y0.2FeAsO0.7 | Iron-based | 34.0 | — | s_pm | — | unconv | 2010 | 1 | — | 7/10 |
| La2CuO4+δ2 | Cuprate | 34.0 | 34.0 | — | cuprate_214 | ambientunconv | 1997 | 1 | — | 9/10 |
| La2CuO4+0.06 | Cuprate | 34.0 | 34.0 | — | — | ambientunconv | 2001 | 1 | — | 8/10 |
| Ba0.49K0.51Fe2As2 | Iron-based | 34.0 | 34.0 | — | — | ambientunconv | 2023 | 1 | T1 | 8/10 |
| Y0.85Ca0.15Ba2Cu3O6.10 | Cuprate | 34.0 | — | d-wave | cuprate_123 | unconv | 2002 | 1 | T1 | 8/10 |
| (La0.9Sr0.1)2CuO4 | Cuprate | 34.0 | 34.0 | d-wave | — | ambientunconv | 1987 | 1 | T1 | 9/10 |