Valley-locked waveguide transport in acoustic heterostructures

Here, by constructing a heterostructure with sonic crystals, a topological waveguide is realized by the authors. The waveguide states feature gapless dispersion, momentum-valley locking, immunity against defects, and a high capacity for energy transport.

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Detalles Bibliográficos
Autores principales: Mudi Wang, Wenyi Zhou, Liya Bi, Chunyin Qiu, Manzhu Ke, Zhengyou Liu
Formato: article
Lenguaje:EN
Publicado: Nature Portfolio 2020
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Acceso en línea:https://doaj.org/article/71d780cc68b448229ac345286bd79569
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Descripción
Sumario:Here, by constructing a heterostructure with sonic crystals, a topological waveguide is realized by the authors. The waveguide states feature gapless dispersion, momentum-valley locking, immunity against defects, and a high capacity for energy transport.