Fe${}_{1+y}$Te${}_x$Se${}_{1-x}$: a delicate and tunable Majorana material

Fazhi Yang, Giao Ngoc Phan, Renjie Zhang +10

We report the observation for the p${}_z$ electron band and the band inversion in Fe${}_{1+y}$Te${}_x$Se${}_{1-x}$ with angle-resolved photoemission spectroscopy. Furthermore, we found…