Conference Proceedings

Mid-infrared computational spectroscopy with an electrically-tunable graphene metasurface

VR Shrestha, B Craig, M Amani, J Bullock, A Javey, KB Crozier

CLEO: Science and Innovations 2019 | OSA - Optical Society of America | Published : 2019


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.


Awarded by DARPA

Awarded by Australian Research Council

Funding Acknowledgements

Performed in part at Melbourne Centre for Nanofabrication (MCN) in Victorian Node of Australian National Fabrication Facility. Supported in part by DARPA (HR0011-16-1-004), by VESKI, and by the Australian Research Council (DP150103736 and FT140100577). The content of this paper does not necessarily reflect the position or policy of the United States Government, and no official endorsement should be inferred.