Two-band model interpretation of the p- to n-transition in ternary tetradymite topological insulators

The requirement for large bulk resistivity in topological insulators has led to the design of complex ternary and quaternary phases with balanced donor and acceptor levels. A common feature of the optimized phases is that they lie close to the p- to n-transition. The tetradymite Bi2Te3−xSex system e...

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Bibliographic Details
Main Authors: T. C. Chasapis, D. Koumoulis, B. Leung, N. P. Calta, S.-H. Lo, V. P. Dravid, L.-S. Bouchard, M. G. Kanatzidis
Format: Article
Language:English
Published: AIP Publishing LLC 2015-08-01
Series:APL Materials
Online Access:http://dx.doi.org/10.1063/1.4922857