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Double-layer symmetric gratings with bound states in the continuum for dual-band high-Q optical sensing
Herein, we theoretically demonstrate that a double-layer symmetric gratings (DLSG) resonator consisting of a low-refractive-index layer sandwiched between two high-contrast gratings (HCG) layers, can host dual-band high-quality (Q) factor resonance. We find that the artificial bound states in the co...
Autores principales: | , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Beilstein-Institut
2022
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9704010/ https://www.ncbi.nlm.nih.gov/pubmed/36483638 http://dx.doi.org/10.3762/bjnano.13.116 |