To improve detector sensitivity, tunability and remove polarization dependence, we develop the gated grid plasmonic structure on 2DEG by using nanosphere self-assembly lithography. We obtain a large plasmonic resonance with a change in the transmission of 25%.
© 2012 OSA
C. Bae, D. K. George, R. Singh, and A. Markelz, "Large Area Self Assembled Tunable Terahertz Detector," in Frontiers in Optics 2012/Laser Science XXVIII, OSA Technical Digest (online) (Optical Society of America, 2012), paper FTh4D.4.
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