Fig. 11. GNWs-based photovoltaic detectors. (a) Schematic illustration of the GNW heterostructure device grown on Si via PECVD; (b and c) device response at different wavelength bands; Copyright © 2019, AIP Publishing (d) schematic representation of the Si/Au/GNWs heterojunction device, incorporating Au nanoparticles on Si before the PECVD growth of GNWs; (e) variation in the device's absorption rate before and after the addition of Au; (f)–(i) photoresponse performance of the Si/Au/GNWs heterojunction detector. Copyright © 2019, American Chemical Society.