Unusual temperature dependence of the band structure associated with local atomic distortion in monolayer 1T'-WTe2

Ryuichi Ando, Katsuaki Sugawara, Tappei Kawakami +4

The ground state of monolayer 1T'-WTe2 has been a target of intensive debate on whether or not it is a two-dimensional topological insulator (2D TI) associated with exciton formati…