Probing embedded topological modes in bulk-like GeTe-Sb2Te3 heterostructures

Abstract The interface between topological and normal insulators hosts metallic states that appear due to the change in band topology. While topological states at a surface, i.e., a topological insulator-air/vacuum interface, have been studied intensely, topological states at a solid-solid interface...

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Bibliographic Details
Main Authors: Hisao Nakamura, Johannes Hofmann, Nobuki Inoue, Sebastian Koelling, Paul M. Koenraad, Gregor Mussler, Detlev Grützmacher, Vijay Narayan
Format: Article
Language:English
Published: Nature Portfolio 2020-12-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-020-76885-7