Fig. 2

(a) Equivalent circuit model (ECM) of the graphene-based resonator layer in transverse magnetic (TM) mode (E-field in the x direction) and (b) ECM of the whole metamaterial.

(a) Equivalent circuit model (ECM) of the graphene-based resonator layer in transverse magnetic (TM) mode (E-field in the x direction) and (b) ECM of the whole metamaterial.