Optical and electrochemical effects of H<sub>2</sub> and O<sub>2</sub> bubbles at upward-facing Si photoelectrodes
Paul A. Kempler, Zachary P. Ifkovits, Weilai Yu, Azhar I. Carim, Nathan S. Lewis
Abstract
Planar silicon and silicon microwire arrays oriented towards sunlight release layers of small gas bubbles that stir the electrolyte and do not impede photoelectrochemical water splitting.
Topics & Concepts
SiliconMaterials scienceWater splittingElectrochemistryElectrolyteOptoelectronicsPlanarPhotoelectrochemical cellNanotechnologyChemical engineeringElectrodeChemistryPhotocatalysisCatalysisComputer scienceBiochemistryEngineeringComputer graphics (images)Physical chemistrySolar-Powered Water Purification MethodsElectrocatalysts for Energy ConversionCopper-based nanomaterials and applications