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Quasi-guided modes resulting from the band folding effect in a photonic crystal slab for enhanced interactions of matters with free-space radiations

We elucidate that guided modes supported by a regular photonic crystal slab structure composed of a square lattice of air holes in a silicon slab will transition into quasi-guided (leaky) modes when the radius of every second column of air holes is changed slightly. This intentional geometric pertur...

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Detalles Bibliográficos
Autores principales: Sun, Kaili, Cai, Yangjian, Levy, Uriel, Han, Zhanghua
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Beilstein-Institut 2023
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10012046/
https://www.ncbi.nlm.nih.gov/pubmed/36925612
http://dx.doi.org/10.3762/bjnano.14.27