Autonomous self-optimizing defects by refining energy levels through hydrogenation in CeO<sub>2–<i>x</i></sub> polymorphism: a walking mobility of oxygen vacancy with enhanced adsorption capabilities and photocatalytic stability
Ranjana Verma, Jay Singh, S.K. Samdarshi, Anchal Srivastava
Abstract
The proposed work on ceria photocatalyst shows facile reactivity of oxygen anions with hydrogen molecules, turning inefficient highly disordered CeO 2− x into optimized disordered H-CeO 2− x which sustains optimized oxygen vacancies and Ce 3+ defects.
Topics & Concepts
ChemistryPhotocatalysisOxygenAdsorptionVacancy defectReactivity (psychology)MoleculeHydrogenCatalysisChemical physicsChemical engineeringPhotochemistryPhysical chemistryCrystallographyOrganic chemistryAlternative medicineMedicineEngineeringPathologyAdvanced Photocatalysis TechniquesCatalytic Processes in Materials ScienceAdvanced Nanomaterials in Catalysis