High-contrast electrooptic modulation of a photonic crystal nanocavity by electrical gating of graphene

Xuetao Gan, Ren Jye Shiue, Yuanda Gao, Kin Fai Mak, Xinwen Yao, Luozhou Li, Attila Szep, Dennis Walker, James Hone, Tony F. Heinz, Dirk Englund