Expediting hole transfer kinetics through surface state modulation of a Ru–FeOOH and FeNi(OH)<sub><i>x</i></sub> dual-layer cocatalyst coated Zr–Fe<sub>2</sub>O<sub>3</sub> photoanode for boosting photoelectrochemical water splitting
Periyasamy Anushkkaran, Weon‐Sik Chae, Jungho Ryu, Sun Hee Choi, Jum Suk Jang
Abstract
Ru–FeOOH and FeNi(OH) x dual-layer cocatalysts passivated the recombination surface states, resulting in the Fermi level de-pinning effect, while tailoring the intermediate surface states for effective hole transfer to the electrolyte.
Topics & Concepts
Materials scienceExpeditingLayer (electronics)KineticsDual layerElectrolyteSurface layerCrystallographyPhysical chemistryChemistryNanotechnologyElectrodePhysicsSystems engineeringQuantum mechanicsEngineeringAdvanced Photocatalysis TechniquesIron oxide chemistry and applicationsElectrocatalysts for Energy Conversion