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Conferences > FiO > 2020 > FTh5C > FTh5C.7

Terahertz sensing with deep-subwavelength metasurface cavity operating near Fano excitation threshold

Subhajit Karmakar, Ravendra K. Varshney, and Dibakar Roy Chowdhury

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Abstract

We propose an efficient deep-subwavelength, thin Fano cavity towards strong terahertzmatter interaction and ultra-sensitive sensing purposes. Operating near Fano excitation threshold leads to nanoscale sensing with maximum sensitivity ~ 1.1 THz/RIU.

© 2020 The Author(s)

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