Fig. 7From: Dynamically Tunable Plasmon-Induced Transparency in On-chip Graphene-Based Asymmetrical Nanocavity-Coupled Waveguide SystemThe group delays versus chemical potential μ c2 for the graphene PIT system shown in Fig. 3a. The other parameters are set as W = 800 nm, L = 620 nm, d = 20 nm, W U = 150 nm, L U = 120 nm, L 1 = 220 nm, L 2 = 254 nm, L r = 50 nm, W r = 96 nm, τ = 1 ps, μ c1 = 0.3 eVBack to article page