Figure 2
From: Mid- to long-wave infrared computational spectroscopy with a graphene metasurface modulator
(a) Optical and (b) scanning electron microscope images of device for which plasmonic antennas have period P = 2250 nm. (c) Simulated and (d) measured reflection spectra of devices with periods of P = 1200, 1500 and 2250 nm.
