Fig. 7From: Fabrication of Rectification Nanosensors by Direct Current Dielectrophoresis Alignment of ZnO Nanowiresa I–V curves of a ZnO-NW-based sensor under 365 nm light irradiation of different intensities. b Time-resolved photoresponse of a ZnO-NWs-based sensor at + 3 V in reverse-biased mode under white UV illumination by switching on and off. c Time-resolved photoresponse of a ZnO-NWs-based sensor at − 3 V in reverse-biased mode under white UV illumination by switching on and off. d Photocurrent of a ZnO-NW-based sensor at − 3 V in reverse-biased mode as a function of light intensity and corresponding fitting curve using the power lawBack to article page