Phonon mode calculations and Raman spectroscopy of the bulk-insulating topological insulator BiSbTeSe${}_2$

Raphael German, Evgenia V. Komleva, Philipp Stein +5

The tetradymite compound BiSbTeSe${}_2$, is one of the most bulk-insulating three-dimensional topological insulators, which makes it important in the topological insulator research.…