“The High Presssure H3S Structure: (Duan, 2014) predicted that this structure of H3S would be a conventional superconductor at temperatures above 191K and a pressure of 200GPa.”
http://aflowlib.duke.edu/users/egossett/lattice/struk/H3S.html
h3s.net, Performance score
| h3s.net | 97 | 139 | 154 | 116 | 60 | 120 | 123 |