Figure 1
From: Hyperbolic-polaritons-enabled dark-field lens for sensitive detection
Optical behavior of hyperbolic media. Dispersion plots for (a) type I and (b) type II hyperbolic media. The arrows in the right column indicate the momentum (\(\overrightarrow{k}\)) and the Poynting vector (\(\overrightarrow{S}\)) of HPs.
