Strontium-doped RuO<sub>2</sub> electrocatalyst with abundant oxygen vacancies for boosting OER performance
Bei An, Xiaoqian Li, L. Yuan, Fanfan Shang, Huijie He, Hairui Cai, Xiaoxiao Zeng, Weitong Wang, Shengchun Yang, Bin Wang
Abstract
Sr 2+ doping in RuO 2 increases the proportion of oxygen vacancies and Ru 4+ , preventing formation of soluble Ru n >4+ species and lowering the Ru 4d band center, resulting in enhanced OER activity and stability in acidic media
Topics & Concepts
StrontiumElectrocatalystDopingMaterials scienceBoosting (machine learning)Oxygen evolutionChemical engineeringChemistryOptoelectronicsComputer sciencePhysical chemistryElectrochemistryElectrodeMachine learningOrganic chemistryEngineeringElectrocatalysts for Energy ConversionFuel Cells and Related MaterialsCatalytic Processes in Materials Science