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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Tm20.25Fe30.90Si48.85 | Conventional | 1.9 | — | — | — | CDW/SDW | 1996 | 1 | T1 | 7/10 |
| LaPt1.8 |
| Conventional |
| 1.9 |
| — |
| — |
| — |
| 2013 |
| 2 |
| T1 |
6/10 |
| NbIrTe4 | chalcogenide | 1.9 | — | — | — | 2021 | 2 | T1 | 5/10 |
| RbV3Sb4.95Sn0.05 | kagome | 1.9 | — | — | — | unconv | 2022 | 1 | T1 | 6/10 |
| CeCo(In0.989Cd0.011)5 | Heavy fermion | 1.9 | — | d-wave | — | unconv | 2015 | 1 | T2 | 7/10 |
| Pd0.97Pt<0.004Te2.03 | chalcogenide | 1.9 | — | — | — | 2022 | 1 | T1 | 5/10 |
| PdTe2 | chalcogenide | 1.9 | 1.8 | s-wave | — | ambient | 2017 | 42 | T1 | 8/10 |
| Pb0.4In0.6Bi2Te4 | Conventional | 1.9 | — | — | — | 2023 | 1 | T1 | 6/10 |
| SrAuSi3 | Conventional | 1.9 | 1.9 | s-wave | — | ambient | 2016 | 3 | T1 | 9/10 |
| Ta2PdSe6 | chalcogenide | 1.9 | — | — | — | 2022 | 3 | T1 | 6/10 |
| PdH0.89 | Conventional | 1.9 | 1.9 | — | — | ambient | 2024 | 1 | T1 | 8/10 |
| C2Li | — | 1.9 | — | — | — | unconv | 2002 | 2 | — | 6/10 |
| HoPdBi | — | 1.9 | 1.9 | — | — | ambientunconv | 2015 | 2 | T1 | 7/10 |
| LuPdBi | — | 1.9 | 1.8 | — | — | ambientunconv | 2014 | 5 | T1 | 7/10 |
| Sc6RuTe2 | — | 1.9 | 1.9 | — | — | ambientunconv | 2025 | 2 | T2 | 7/10 |
| Rh2Ga9 | — | 1.9 | 1.9 | — | — | ambient | 2007 | 1 | T1 | 6/10 |
| V1/4VS2 | chalcogenide | 1.9 | — | — | — | unconv | 2026 | 1 | T1 | 6/10 |
| TaGe2 | Conventional | 1.9 | 1.9 | — | — | ambient | 2023 | 2 | T1 | 8/10 |
| CaB6.25 | Conventional | 1.9 | — | — | — | 2013 | 1 | T1 | 6/10 |
| Y5Rh4Ge10 | Conventional | 1.9 | 1.3 | — | — | ambient | 1986 | 3 | T1 | 8/10 |
| TMTSF2ClO4 | organic | 1.9 | — | — | — | ambientunconv | 2012 | 2 | T1 | 7/10 |
| (Lu0.9Ce0.1)2Fe3Si5 | Heavy fermion | 1.9 | 1.9 | — | — | ambientunconv | 1994 | 1 | T1 | 8/10 |
| Ta5Ge3 | Conventional | 1.9 | 1.9 | — | — | ambient | 2023 | 1 | T3 | 8/10 |
| La2O2Bi2Pb2S5Se | bis2_layered | 1.9 | 1.9 | — | — | ambient | 2019 | 1 | T1 | 7/10 |
| Ce0.8Yb0.2CoIn5 | Heavy fermion | 1.9 | — | — | — | unconv | 2019 | 1 | T1 | 6/10 |
| LaFeSiH0.75 | Iron-based | 1.9 | — | — | — | 2017 | 1 | T1 | 6/10 |
| H4S3 | Hydride | 1.9 | — | — | — | 2015 | 1 | T1 | 5/10 |
| PrOs4Sb12 | Heavy fermion | 1.9 | 1.9 | — | — | ambientunconv | 2002 | 63 | T1 | 8/10 |
| (Lu0.9Ho0.1)5Ir4Si10 | Conventional | 1.9 | 1.9 | — | — | ambientCDW/SDW | 1991 | 1 | T1 | 8/10 |
| Bi0.91Sb0.09 | — | 1.9 | — | — | — | unconv | 2018 | 2 | T1 | 5/10 |
| CeRh0.07Co0.93In5 | Heavy fermion | 1.9 | 1.9 | — | — | ambientunconv | 2005 | 1 | T1 | 8/10 |
| CeRh0.4Co0.6In5 | Heavy fermion | 1.9 | 1.9 | — | — | ambientunconv | 2005 | 1 | T1 | 8/10 |
| YFe2Ge2 | Iron-based | 1.9 | 1.9 | — | — | ambientunconvCDW/SDW | 2013 | 10 | T1 | 8/10 |
| Hf80Fe20 | Conventional | 1.9 | 1.9 | — | — | ambient | 2008 | 1 | T1 | 8/10 |
| Mo6Se4S4 | chalcogenide | 1.9 | — | — | — | 1989 | 1 | T1 | 5/10 |
| RbTi3Pb5 | — | 1.9 | — | — | — | ambient | 2022 | 2 | T1 | 5/10 |
| Sn1-xInxBi2Te4 | chalcogenide | 1.9 | 1.9 | — | — | ambient | 2022 | 2 | T1 | 7/10 |
| La2Rh3Sn5 | — | 1.9 | 1.9 | — | — | ambient | 1999 | 1 | T1 | 6/10 |
| LaPt1.85Ge2.15 | — | 1.9 | — | — | — | 2013 | 1 | T1 | 4/10 |
| Nb5Se4 | chalcogenide | 1.9 | 1.9 | — | — | ambient | 2015 | 1 | T1 | 8/10 |
| Sn0.39In0.61Bi2Te4 | Conventional | 1.9 | 1.9 | — | — | ambient | 2023 | 1 | T1 | 8/10 |
| Ce0.916Yb0.084CoIn5 | Heavy fermion | 1.8 | — | d-wave | — | unconv | 2015 | 1 | T2 | 7/10 |
| CeCo(In0.95Zn0.05)5 | Heavy fermion | 1.8 | 1.8 | — | — | ambientunconvCDW/SDW | 2014 | 2 | T1 | 8/10 |
| Zr55Ni45 | Conventional | 1.8 | — | — | — | 1989 | 1 | T1 | 6/10 |
| BaPt2Sb2 | Conventional | 1.8 | 1.8 | — | — | ambient | 2014 | 2 | T1 | 8/10 |
| Mg3TiH6 | Hydride | 1.8 | — | — | — | 2026 | 1 | T3 | 5/10 |
| LaW2Al20 | — | 1.8 | — | — | — | 2020 | 1 | — | 4/10 |
| Re3Ge6.8Ga0.2 | — | 1.8 | 1.8 | — | — | ambient | 2021 | 1 | — | 6/10 |
| Ca3Ir4Ge4 | — | 1.8 | 1.8 | — | — | ambient | 2014 | 1 | T1 | 6/10 |
| Ba(Ni0.937Co0.063)2As2 | — | 1.8 | 1.8 | — | — | ambient | 2018 | 2 | T1 | 6/10 |