BiVO_4基纳米异质结光催化材料的研究进展  

Progress in BiVO_4-based Heterojunction Photocatalyst

作　　者：董虹星[1] 刘秋平[2] 贺跃辉[3] DONG Hongxing;LIU Qiuping;HE Yuehui(College of Electromechanical Engineering,Hangzhou Polytechnic,Hangzhou 311402;College of Chemical Engineering, Zhejiang University of Technology,Hangzhou 310014;Powder Metallurgy Research Institute, Central South University,Changsha 410083)

机构地区：[1]杭州科技职业技术学院机电工程学院,杭州311402 [2]浙江工业大学化学工程学院,杭州310014 [3]中南大学粉末冶金研究院,长沙410083

出　　处：《材料导报》2018年第19期3358-3367,共10页Materials Reports

基　　金：浙江省自然科学基金(LQ16E020002);杭州市131人才资助项目

摘　　要：BiVO_4纳米异质结光催化剂因稳定性能好、无毒、禁带宽度小、在水溶液中具有高析氧活性等,成为当前研究的热点之一。本文综述了现阶段BiVO_4纳米异质结材料的研究进展,着重介绍了BiVO_4纳米异质结材料的类型、结构特点,并根据其结构阐述了电子-空穴的移动机理。同时,阐述了BiVO_4纳米异质结光催化材料在应用领域取得的成果。最后,对BiVO_4纳米异质结材料的研究方向进行了展望,期望能为研发具有优异光催化性能的BiVO_4异质结提供参考。Currently,BiVO 4-based heterojunction photocatalysts have become one of the most popular research subjects due to their good stability,non-toxicity,narrow band gap,high oxygen evolution activity in aqueous solution and so forth.In this paper,the research progress of BiVO 4-based heterojunction materials is reviewed.The types and structural characteristics of BiVO 4-based heterojunction materials are introduced with emphases,and the mechanism of electron-hole migration according to the structure is expounded.Meanwhile,the application achievements of BiVO 4-based heterojunction photocatalytic materials are elaborated.The research direction of BiVO 4-based heterojunction materials is prospected,which is expected to provide a reference for the development of BiVO 4-based heterostructures with excellent photocatalytic properties.

关 键 词：异质结 BIVO4 光催化性能 改性 核壳结构 

分 类 号：TQ323.8[化学工程—合成树脂塑料工业]