The gigantic Rashba effect of surface states energetically buried in the topological insulator Bi2Te2Se

We have clarified that a topological insulator, Bi _2 Te _2 Se, shows two surface states with gigantic Rashba-type spin-splitting located at a binding energy deeper than the topological surface state. The magnitude of the Rashba parameter, as well as the momentum splitting, is found to be large enou...

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Bibliographic Details
Main Authors: K Miyamoto, T Okuda, M Nurmamat, M Nakatake, H Namatame, M Taniguchi, E V Chulkov, K A Kokh, O E Tereshchenko, A Kimura
Format: Article
Language:English
Published: IOP Publishing 2014-01-01
Series:New Journal of Physics
Subjects:
Online Access:https://doi.org/10.1088/1367-2630/16/6/065016