Publications

Active tuning of high-Q dielectric metasurfaces by liquid crystals

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

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.