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Parity-time phase transition in photonic crystals with [Formula: see text] symmetry

We investigate the parity-time (PT) phase transition in photonic crystals with [Formula: see text] symmetry, with balanced gain and loss on dielectric rods in the triangular lattice. A two-level non-Hermitian model that incorporates the gain and loss in the tight-binding approximation was employed t...

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Detalles Bibliográficos
Autores principales: Jiang, Jeng-Rung, Chen, Wei-Ting, Chern, Ruey-Lin
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2020
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7519660/
https://www.ncbi.nlm.nih.gov/pubmed/32978431
http://dx.doi.org/10.1038/s41598-020-72716-x