Fig. 4From: Dynamically Tunable Plasmon-Induced Transparency in On-chip Graphene-Based Asymmetrical Nanocavity-Coupled Waveguide SystemThe spectral transmittance of U-shaped and rectangular nanocavity-coupled waveguide system shown in Fig. 3: a with τ = 0.6, 0.8, and 1 ps; b with μ c2 = 0.89, 0.895, and 0.9 eVBack to article page