An electrically tunable metasurface integrated with graphene for mid-infrared light modulation
Wang Zongpeng1, Deng Ya2, Sun LianFeng2, †
       

(color online) (a) Modulation of mid-infrared light by changing the Fermi energy of graphene. The black and white dashed lines are the transmission maximum and minimum as a function of , respectively. (b) The absolute modulation depth and relative modulation depth of the proposed modulator.