Discovery of higher-order topological insulators using the spin Hall conductivity as a topology signature

Abstract The discovery and realization of topological insulators, a phase of matter which hosts metallic boundary states when the d-dimension insulating bulk is confined to (d − 1)-dimensions, led to several potential applications. Recently, it was shown that protected topological states can manifes...

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Bibliographic Details
Main Authors: Marcio Costa, Gabriel R. Schleder, Carlos Mera Acosta, Antonio C. M. Padilha, Frank Cerasoli, Marco Buongiorno Nardelli, Adalberto Fazzio
Format: Article
Language:English
Published: Nature Publishing Group 2021-04-01
Series:npj Computational Materials
Online Access:https://doi.org/10.1038/s41524-021-00518-4