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
       

Cyclic voltammogram recorded on (a) ZnO, (b) ZnO/graphene, (c) ZnO/PANI, (d) ZnO/graphene/PANI electrodes saturated with argon and methane in the dark and under illumination at a scan rate of 0.1 V · s − 1 (versus Ag/AgCl).