Title :
Terahertz optical modulator based on metamaterial splitring resonators and graphene
Author :
Degl´Innocenti, Riccardo ; Jessop, David S. ; Shah, Yash D. ; Sibik, Juraj ; Zeitler, Axel ; Kidambi, Piran R. ; Hofmann, Stephan ; Beere, H.E. ; Ritchie, D.A.
Author_Institution :
Cavendish Lab., Univ. of Cambridge, Cambridge, UK
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.
Keywords :
electro-optical modulation; graphene; optical metamaterials; optical resonators; terahertz metamaterials; terahertz wave devices; C; bias voltage; graphene; metamaterial split-ring resonators; modulation depth; terahertz frequencies; terahertz optical modulator; voltage 0.5 V; Biomedical optical imaging; Graphene; Metamaterials; Optical buffering; Optical modulation; Optical ring resonators;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
