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The temporal response of a broadband, monolayer graphene photodetector based on the photothermoelectric effect is characterized. Pulse-coincidence and impulse response measurements indicate fast photodetection on the timescale of 10 ps.
Department of Electrical & Computer Engineering, Institute for Research in Electronics & Applied Physics, University of Maryland, College Park, 20740, USA
Department of Electrical & Computer Engineering, Institute for Research in Electronics & Applied Physics, University of Maryland, College Park, 20740, USA