Evaluation of sputtered nickel oxide, cobalt oxide and nickel–cobalt oxide on n-type silicon photoanodes for solar-driven O<sub>2</sub>(g) evolution from water
F. Yang, Xinghao Zhou, Noah T. Plymale, Ke Sun, Nathan S. Lewis
Abstract
Thin films of nickel oxide (NiO<sub>x</sub>), cobalt oxide (CoO<sub>x</sub>) and nickel–cobalt oxide (NiCoO<sub>x</sub>) produced integrated, protected Si (111) photoanodes integrated, protected Si photoanodes that did not require deposition of a separate heterogeneous electrocatalyst for water oxidation.
Topics & Concepts
Cobalt oxideCobaltNickel oxideNickelNon-blocking I/OOxideMaterials scienceElectrocatalystInorganic chemistryWater splittingSiliconDeposition (geology)MetallurgyCatalysisElectrochemistryChemistryElectrodeGeologyPhysical chemistrySedimentPaleontologyBiochemistryPhotocatalysisElectrocatalysts for Energy ConversionCopper-based nanomaterials and applicationsAdvanced Photocatalysis Techniques