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Conferences > CLEO_SI > 2014 > STu2F > STu2F.6

Terahertz optical modulator based on metamaterial split-ring resonators and graphene

Riccardo Degl’Innocenti, David S. Jessop, Yash D. Shah, Juraj Sibik, Axel Zeitler, Piran R. Kidambi, Stephan Hofmann, Harvey E. Beere, and David A. Ritchie

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Abstract

We realized an optical modulator working at terahertz frequencies, based on the interplay between split-ring resonators and graphene. A modulation depth of about 18% was achieved with a bias voltage as low as 0.5 V.

© 2014 Optical Society of America

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