Heterogeneous semiconductor photocatalysis is a promising green technology solution to energyand environmental problems.Traditional photocatalyst TiO2,with a wide band gap of3.2eV,canonly be excited by UV light and ut...Heterogeneous semiconductor photocatalysis is a promising green technology solution to energyand environmental problems.Traditional photocatalyst TiO2,with a wide band gap of3.2eV,canonly be excited by UV light and utilizes less than4%of solar energy.Silver phosphate(Ag3PO4)isamong the most active visible‐light‐driven photocatalysts reported.Unfortunately,unwanted photocorrosionis the main obstacle to the practical application of Ag3PO4.Much effort has been made inrecent years to address this issue and further enhance the photocatalytic performance of Ag3PO4.The construction of Z‐scheme photocatalytic systems that mimic natural photosynthesis is a promisingstrategy to improve the photocatalytic activity and stability of Ag3PO4.This brief review conciselysummarizes and highlights recent research progress in Ag3PO4‐based all‐solid‐state Z‐schemephotocatalytic systems with or without a solid‐state electron mediator,focusing on their construction,application,and reaction mechanism.Furthermore,the challenges and future prospects ofAg3PO4‐based Z‐scheme photocatalytic systems are discussed.展开更多
基金supported by the Youth Foundation of Hebei Education Department(QN2017115)the National Natural Science Foundation of China(51504079)~~
文摘Heterogeneous semiconductor photocatalysis is a promising green technology solution to energyand environmental problems.Traditional photocatalyst TiO2,with a wide band gap of3.2eV,canonly be excited by UV light and utilizes less than4%of solar energy.Silver phosphate(Ag3PO4)isamong the most active visible‐light‐driven photocatalysts reported.Unfortunately,unwanted photocorrosionis the main obstacle to the practical application of Ag3PO4.Much effort has been made inrecent years to address this issue and further enhance the photocatalytic performance of Ag3PO4.The construction of Z‐scheme photocatalytic systems that mimic natural photosynthesis is a promisingstrategy to improve the photocatalytic activity and stability of Ag3PO4.This brief review conciselysummarizes and highlights recent research progress in Ag3PO4‐based all‐solid‐state Z‐schemephotocatalytic systems with or without a solid‐state electron mediator,focusing on their construction,application,and reaction mechanism.Furthermore,the challenges and future prospects ofAg3PO4‐based Z‐scheme photocatalytic systems are discussed.
