Optical diffraction from Ge${}_2$Sb${}_2$Te${}_5$ fishnet metasurfaces

D. V. Bochek, D. A. Yavsin, A. B. Pevtsov +2

We report the creation of Ge${}_2$Sb${}_2$Te${}_5$ metasurfaces on sapphire substrates by the ablation method and the study of their structural properties by scanning electron microscopy…