Non-Abelian Bloch oscillations in higher-order topological insulators

Bloch oscillations (BO) are intrinsically related to the geometry and topological properties of the underlying band structure. Here, Di Liberto et al. predict a unique topological effect manifested in the BOs of higher-order topological insulators through the interplay of non-Abelian Berry curvature...

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Bibliographic Details
Main Authors: M. Di Liberto, N. Goldman, G. Palumbo
Format: Article
Language:English
Published: Nature Portfolio 2020-11-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-020-19518-x