Crystalline phase regulation of anatase–rutile TiO<sub>2</sub> for the enhancement of photocatalytic activity
Kuang Wang, Yan Zhuo, Jiayi Chen, Dawei Gao, Yu Ren, Chunxia Wang, Zhenming Qi
Abstract
Biphasic TiO<sub>2</sub> with adjustable crystalline phases was prepared by the hydrothermal-calcination method assisted by nitric acid (HNO<sub>3</sub>) and hydrogen peroxide (H<sub>2</sub>O<sub>2</sub>), using potassium titanate oxalate (K<sub>2</sub>TiO(C<sub>2</sub>O<sub>4</sub>)<sub>2</sub>) as the titanium source.
Topics & Concepts
PhotocatalysisAnataseX-ray photoelectron spectroscopyMaterials scienceRutileSpecific surface areaTitanium dioxideChemical engineeringOxalateCalcinationScanning electron microscopeNuclear chemistryInorganic chemistryCatalysisChemistryOrganic chemistryMetallurgyComposite materialEngineeringAdvanced Photocatalysis TechniquesTiO2 Photocatalysis and Solar CellsAdvanced Nanomaterials in Catalysis