Homogeneous Hyperbolic Systems for Terahertz and Far-Infrared Frequencies
Figure 1
(a) The real (top panel) and the imaginary (bottom panel) parts of the dielectric function of TGS; the monoclinic -axis is along the “perpendicular” () direction. (b) Same for sapphire; the crystallographic -axis is along the “perpendicular” () direction. (c) Same for monocrystalline Bismuth.