Shrestha, VR; Craig, B; Amani, M; Bullock, J; Javey, A; Crozier, KB
(OSA - Optical Society of America, 2019-01-01)
We demonstrate graphene-plasmonic metasurfaces whose mid-infrared reflection spectra are electrically-tunable. Using measurements of the power reflected by the metasurfaces at different drive voltages, the source spectrum is computationally reconstructed by the recursive least squares method.