Figure 3From: High-performance solid-state supercapacitors based on graphene-ZnO hybrid nanocompositesCharacterization of ZnO, graphene-ZnO, graphene-ZnO hybrid nanostructures. (a) XRD patterns of ZnO and graphene-ZnO. (b) EDS image of the graphene-ZnO hybrid nanostructure. (c) TGA curves of GO and graphene-ZnO sample, heating rate 10°C min−1. (d) Raman spectra of graphene-ZnO hybrid nanostructure.Back to article page