Observation of topological valley transport of elastic waves in bilayer phononic crystal slabs

Junrui Jiao,Tinggui Chen,Hongqing Dai,Dejie Yu

Physics Letters A（2019）

引用 10|浏览3

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摘要

•We propose a unique bilayer design of phononic crystal slabs.•The bilayer phononic crystal slabs exhibit two kinds of valley Hall phases.•The interesting topological transport properties are realized in the bilayer slabs.

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关键词

Topological insulators,Bilayer phononic crystal slabs,Topological valley transport,Elastic waves

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