Three-dimensionality and orbital characters of Fermi surface in (Tl,Rb)${}_y$Fe${}_{2-x}$Se${}_2$

Z. -H. Liu, P. Richard, N. Xu +11

We report a comprehensive angle-resolved photoemission spectroscopy study of the tridimensional electronic bands in the recently discovered Fe selenide superconductor (Tl,Rb)${}_y$Fe…