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Critical field enhancement of asymptotic optical bound states in the continuum

We study spectral singularities and critical field enhancement factors associated with embedded photonic bound states in subwavelength periodic Si films. Ultrahigh-Q resonances supporting field enhancement factor exceeding 10(8) are obtained in the spectral vicinity of exact embedded eigenvalues in...

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Detalles Bibliográficos
Autores principales: Yoon, Jae Woong, Song, Seok Ho, Magnusson, Robert
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2015
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4682140/
https://www.ncbi.nlm.nih.gov/pubmed/26673548
http://dx.doi.org/10.1038/srep18301