Theory for superconductivity in (Tl,K)Fe${}_x$Se${}_2$ as a doped Mott insulator

Yi Zhou, Dong-Hui Xu, Fu-Chun Zhang +1

Possible superconductivity in recently discovered (Tl,K)Fe${}_x$Se${}_2$ compounds is studied from the viewpoint of doped Mott insulator. The Mott insulating phase is examined to be pr…