Origin of spin-polarized photocurrents in the topological surface states of ${Bi}_{2}{Se}_{3}$ - A. S. Ketterl, S. Otto, M. Bastian, B. Andres, C. Gahl, J. Minár, H. Ebert, J. Braun, O. E. Tereshchenko, K. A. Kokh, Th. Fauster, and M. Weinelt (American Physical Society (APS), 2018)
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