Photoelectrocatalytic oxidation of methane into methanol and formic acid over ZnO/graphene/polyaniline catalyst

Liu Jia, Zhang Ying-Hua, Bai Zhi-Ming^†, Huang Zhi-An, Gao Yu-Kun

(a) Chronoamperometric J–t curve collected at 1 V (versus Ag/AgCl) for ZnO NWAs, ZnO/graphene, ZnO/PANI, and ZnO/graphene/PANI composites under chopped illumination conditions. (b) EIS plot of ZnO NWAs, ZnO/graphene, ZnO/PANI, and ZnO/graphene/PANI composites in the dark and under light illumination.