Fig. 4From: Dual-Mode On-to-Off Modulation of Plasmon-Induced Transparency and Coupling Effect in Patterned Graphene-Based Terahertz MetasurfaceAbsorption spectra of FDTD simulation and CMT fitting (a–d) for different Ef1 when Ef2 = 1.0 eV. e–h For different Ef2 when Ef1 = 1.0 eVBack to article page