首页|A review on Bi2WO6-based photocatalysts synthesis,modification,and applications in environmental remediation,life medical,and clean energy

A review on Bi2WO6-based photocatalysts synthesis,modification,and applications in environmental remediation,life medical,and clean energy

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Photocatalysis has emerged a promising strategy to remedy the current energy and environmental crisis due to its ability to directly convert clean solar energy into chemical energy.Bismuth tungstate(Bi2WO6)has been shown to be an excellent visible light response,a well-defined perovskite crystal structure,and an abundance of oxygen atoms(providing efficient channels for photogenerated carrier transfer)due to their suitable band gap,effective electron migration and separation,making them ideal photocatalysts.It has been extensively applied as photocatalyst in aspects including pollutant removal,carbon dioxide reduction,solar hydrogen production,ammonia synthesis by nitrogen photocatalytic reduction,and cancer therapy.In this review,the fabrication and application of Bi2WO6 in photocatalysis were comprehensively discussed.The photocatalytic properties of Bi2WO6-based materials were significantly enhanced by carbon modification,the construction of heterojunctions,and the atom doping to improve the photogenerated carrier migration rate,the number of surface active sites,and the photoexcitation ability of the composites.In addition,the potential development directions and the existing challenges to improve the photocatalytic performance of Bi2WO6-based materials were discussed.

Bismuth tungstateSynthesis and modificationPhotocatalytic applicationEnvironmental remediationClean energyMedical science

Wei Mao、Xuewu Shen、Lixun Zhang、Yang Liu、Zehao Liu、Yuntao Guan

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Guangdong Provincial Engineering Technology Research Center for Urban Water Cycle and Water Environment Safety,Tsinghua Shenzhen International Graduate School,Tsinghua University,Shenzhen 518055,China

State Environmental Protection Key Laboratory of Microorganism Application and Risk Control,School of Environment,Tsinghua University,Beijing 100084,China

National Natural Science Foundation of ChinaGuangdong Higher Education Institutions Innovative Research Team of Urban Water Cycle and Ecological Safety(China)Shenzhen Science and Technology Innovation Commission(China)Shenzhen Science and Technology Innovation Commission(China)Scientific Research Startup Funds from Tsinghua Shenzhen International Graduate School(China)

523002092023KCXTD053WDZC20200821090937001KCXST20221021111401004QD2023020C

2024

环境科学与工程前沿
高等教育出版社

环境科学与工程前沿

影响因子:0.545
ISSN:2095-2201
年,卷(期):2024.18(7)
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