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Conferences > CLEO_AT > 2018 > JTh2A > JTh2A.73

Strong Mode Coupling and High-Q Supercavity Modes in Subwavelength Dielectric Resonators

Kirill Koshelev, Andrey Bogdanov, Sergey Gladyshev, Zarina Sadrieva, Mikhail Rybin, Kirill Samusev, Mikhail Limonov, and Yuri Kivshar

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Abstract

We reveal that isolated subwavelength dielectric resonators support states with giant Q-factors similar to bound states in the continuum formed via destructive interference between strongly coupled eigenmodes and characterized by singularities of the Fano parameters.

© 2018 The Author(s)

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