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Tailoring exceptional points with one-dimensional graphene-embedded photonic crystals

We theoretically demonstrate that tunable exceptional points (EPs) can be realized by using graphene-embedded one-dimensional (1D) photonic crystals with optical pumping in the terahertz (THz) frequency range. By tuning the Fermi level of graphene sheet, the energy band are altered significantly and...

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Detalles Bibliográficos
Autores principales: Chen, Shanshan, Zhang, Weixuan, Yang, Bing, Wu, Tong, Zhang, Xiangdong
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2019
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6447564/
https://www.ncbi.nlm.nih.gov/pubmed/30944396
http://dx.doi.org/10.1038/s41598-019-42092-2