Direct mapping of the spin-filtered surface bands of a three-dimensional quantum spin Hall insulator

Akinori Nishide, Alexey A. Taskin, Yasuo Takeichi +7

Spin-polarized band structure of the three-dimensional quantum spin Hall insulator $\mathrm{B}{\mathrm{i}}_{1-\mathrm{x}}\mathrm{S}{\mathrm{b}}_{\mathrm{x}}$ (x=0.12-0.13) was fully elucidated by spin-polarized angle-resolved photoemi…