Observation of topological crystalline insulator surface states on (111)-oriented Pb${}_{1-x}$Sn${}_x$Se films

C. M. Polley, P. Dziawa, A. Reszka +13

We present angle resolved photoemission spectroscopy measurements of the surface states on in-situ grown (111) oriented films of Pb${}_{1-x}$Sn${}_x$Se, a three dimensional topologic…