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Defect and structural imperfection effects on the electronic properties of BiTeI surfaces

Fiedler, Sebastian; El-Kareh, Lydia; Eremeev, Sergey V.; Tereshchenko, Oleg E; Seibel, Christoph; Lutz, Peter; Kokh, Konstantin A; Tchoulkov Savkin, Evgueni Vladimirovich; Kuznetsova, Tatyana V; Grebennikov, Vladimir I; Bentmann, Hendrik; Bode, Matthias; Reinert, Friedrich (IOP Publishing, 2014-07-24)

The surface electronic structure of the narrow-gap seminconductor BiTeI exhibits a large Rashba-splitting which strongly depends on the surface termination. Here we report on a detailed investigation of the surface morphology ...