2D–2D WO<sub>3</sub>–Bi<sub>2</sub>WO<sub>6</sub> photocatalyst with an S-scheme heterojunction for highly efficient Cr(<scp>vi</scp>) reduction
Nannan Zhao, Yi Zhang, Mengqi Liu, Yin Peng, Jinyun Liu
Abstract
WO 3 –Bi 2 WO 6 heterostructures display outstanding photo-reduction ability for high concentration of Cr( vi ) due to the formation of 2D–2D junctions and the S-scheme transfer behavior of photogenerated e–h pairs.
Topics & Concepts
HeterojunctionReduction (mathematics)PhotocatalysisMaterials scienceScheme (mathematics)OptoelectronicsChemical engineeringChemistryCatalysisMathematicsBiochemistryEngineeringMathematical analysisGeometryAdvanced Photocatalysis TechniquesPerovskite Materials and Applications2D Materials and Applications