Fig. 2: Performance and mechanism analyses of the device without gate voltage.

a I–V curves of the flexible photodetector based on Gr/MoS2/SWCNT under light and dark conditions. b Schematic diagram of the band of the flexible photodetector based on Gr/MoS2/SWCNT under dark conditions. c Schematic diagram of the band of the flexible photodetector based on Gr/MoS2/SWCNT under illumination conditions. d Photoresponsivity and specific detectivity of the flexible photodetector based on Gr/MoS2/SWCNT