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High fabrication-tolerant narrowband perfect graphene absorber based on guided-mode resonance in distributed Bragg reflector

We propose the narrowband perfect absorbers with enormously high fabrication tolerance, which consists of a low-contrast grating and a finite distributed Bragg reflector (DBR) layer with an ultrathin absorbing medium (graphene). It is numerically shown that the proposed perfect absorber outperforms...

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Detalles Bibliográficos
Autores principales: Lee, Sangjun, Heo, Hyungjun, Kim, Sangin
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2019
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6414689/
https://www.ncbi.nlm.nih.gov/pubmed/30862879
http://dx.doi.org/10.1038/s41598-019-40945-4