Fig. 6
From: Tunable GH shift based on hyperbolic metamaterials composed of graphene and dielectric

(a) The electric field distribution (simulated via the Finite-Difference Time-Domain (FDTD) method) of the TM-polarized wave at the inside of the structure; (b) The electric field distribution (simulated via the transfer matrix method) of the TM-polarized wave at the inside of the structure.