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Pseudo-spin–valley coupled edge states in a photonic topological insulator

Pseudo-spin and valley degrees of freedom engineered in photonic analogues of topological insulators provide potential approaches to optical encoding and robust signal transport. Here we observe a ballistic edge state whose spin–valley indices are locked to the direction of propagation along the int...

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Detalles Bibliográficos
Autores principales: Kang, Yuhao, Ni, Xiang, Cheng, Xiaojun, Khanikaev, Alexander B., Genack, Azriel Z.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2018
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6072787/
https://www.ncbi.nlm.nih.gov/pubmed/30072759
http://dx.doi.org/10.1038/s41467-018-05408-w