Critical temperatures given in Kelvins
| Material | Element/Alloy | Critical Temperature (K) |
| Aluminum | Element | 1.20 |
| Cadmium | Element | 0.56 |
| Lead | Element | 7.2 |
| Mercury | Element | 4.16 |
| Niobium | Element | 8.70 |
| Thorium | Element | 1.37 |
| Tin | Element | 3.72 |
| Titanium | Element | 0.39 |
| Uranium | Element | 1.0 |
| Niobium/Tin | Alloy | 18.1 |
| Cupric Sulphide | Compound | 1.6 |
Critical Temperatures, High Temperature Superconductors in Kelvins (K)
| Material | Critical Temperature (K) |
| HgBa2Ca2Cu3O8 +δ | 150 (23.5 GPa pressure) |
| HgBa2Ca2Cu3O8 +δ | 133 |
| Tl2Ba2Ca2Cu3O10 | 125 |
| YBa2Cu3O7 | 90 |
| La1.85Sr0.15CuO4 | 40 |
| Cs3C60 | 40 (15 Kbar pressure) |
| Ba0. 6K0. 4BiO3 | 30 |
| Nd1. 85Ce0. 15CuO4 | 22 |
| K3C60 | 19 |
| PbMo6S8 | 12.6 |
Note: all critical temperatures given at zero magnetic field strength.
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