Identifying dual functions of rGO in a BiVO<sub>4</sub>/rGO/NiFe-layered double hydroxide photoanode for efficient photoelectrochemical water splitting
Hua Chen, Songcan Wang, Jianzhong Wu, Xiacong Zhang, Jia Zhang, Miaoqiang Lyu, Bin Luo, Guangren Qian, Lianzhou Wang
Abstract
To enhance surface reaction kinetics for oxygen evolution reaction, nanoporous BiVO<sub>4</sub> photoanodes are modified by rGO and NiFe-layered double hydroxides, leading to an enhanced photocurrent density of 3.26 mA cm<sup>−2</sup> under AM 1.5 G illumination.
Topics & Concepts
NanoporousPhotocurrentLayered double hydroxidesHydroxideWater splittingOxygen evolutionMaterials sciencePhotoelectrochemistryChemical engineeringGrapheneNanotechnologyInorganic chemistryCatalysisChemistryElectrochemistryElectrodeOptoelectronicsPhotocatalysisPhysical chemistryEngineeringBiochemistryAdvanced Photocatalysis TechniquesCopper-based nanomaterials and applicationsZnO doping and properties