The $s\pm$ pairing symmetry in the pressured La${}_3$Ni${}_2$O${}_7$ from electron-phonon coupling

Yucong Yin, Jun Zhan, Boyang Liu +1

The recently discovered bilayer Ruddlesden-Popper nickelate La${}_3$Ni${}_2$O${}_7$ exhibits superconductivity with a remarkable transition temperature $T_c\approx 80$ K under applied p…