Fig. 5From: Dual-Mode On-to-Off Modulation of Plasmon-Induced Transparency and Coupling Effect in Patterned Graphene-Based Terahertz Metasurfacea–c Transmission spectra of FDTD simulation and CMT fitting with different graphene mobility μ = μ0, 2μ0, 3μ0. d, e Transmission phase shift and the group delay with different graphene mobility μ = μ0, 2μ0, 3μ0. Here, Ef1 = Ef2 = 1.2 eVBack to article page