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Controllable unidirectional transport and light trapping using a one-dimensional lattice with non-Hermitian coupling

We propose a one-dimensional tight-binding lattice with special non-Hermitian coupling, the imaginary part of which is modulated by an effective Peierls phase arising from the synthetic magnetic field. Such a non-Hermitian lattice supports robust unidirectional transport that is reflectionless and i...

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Detalles Bibliográficos
Autores principales: Du, Lei, Zhang, Yan, Wu, Jin-Hui
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2020
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6981244/
https://www.ncbi.nlm.nih.gov/pubmed/31980668
http://dx.doi.org/10.1038/s41598-020-58018-2