Homogeneous Hyperbolic Systems for Terahertz and Far-Infrared Frequencies
Figure 2
The effective refractive index of the three lowest order modes in a Bismuth waveguide. Inset: numerical simulation showing the refraction of a beam within a metallic waveguide (of thickness μm) at an interface between an isotropic dielectric with and monocrystalline Bismuth; μm.