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Active tuning of high-Q dielectric metasurfaces by liquid crystals

Parry, Matthew; Komar, Andrei; Hopkins, Ben; Campione, Salvatore; Liu, Sheng; Miroshnichenko, Andrey; Nogan, John; Sinclair, Michael B; Brener, Igal; Neshev, Dragomir


We demonstrate active tuning of high-Q dielectric metasurfaces by embedding asymmetric silicon meta-atoms in liquid crystals, thus controlling the relative refractive index by heating. Spectral tuning of more than three resonance widths is achieved.

CollectionsANU Research Publications
Date published: 2018
Type: Conference paper
Source: Optics InfoBase Conference Papers
DOI: 10.1364/NP.2018.NpW3C.7


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