Measurement of Corner-Mode Coupling in Acoustic Higher-Order Topological Insulators

Recent developments of band topology have revealed a variety of higher-order topological insulators (HOTIs). These HOTIs are characterized by a variety of different topological invariants, making them different at a fundamental level. However, despite such differences, the fact that they all sustain...

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Bibliographic Details
Main Authors: Xiao Li, Shiqiao Wu, Guanqing Zhang, Wanzhu Cai, Jack Ng, Guancong Ma
Format: Article
Language:English
Published: Frontiers Media S.A. 2021-10-01
Series:Frontiers in Physics
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fphy.2021.770589/full