Proximity to Fermi-surface topological change in superconducting LaO0.54F0.46BiS2

K. Terashima, J. Sonoyama, T. Wakita +16

The electronic structure of nearly optimally-doped novel superconductor LaO${}_{1-x}$F${}_x$BiS${}_2$ ($x$ = 0.46) was investigated using angle-resolved photoemission spectroscopy…