TiO_2光催化剂可见光改性研究进展  

Research Progress of the Improvement of Visible Light Photocatalytic Activity of TiO_2 Photocatalysts

作　　者：吴德勇[1] 

机构地区：[1]湖北民族学院化学与环境工程学院,湖北恩施445000

出　　处：《安徽农业科学》2012年第12期7368-7370,7373,共4页Journal of Anhui Agricultural Sciences

基　　金：湖北民族学院博士启动基金(MY2011B012)

摘　　要：TiO2光催化剂的可见光改性是提高太阳光利用率的有效途径。介绍了金属离子掺杂、非金属离子掺杂、半导体复合、染料光敏化和贵金属沉积等提高TiO2可见光催化性能的方法,并分析了其催化机理以及相应缺陷。The improvement of the visible light photocatalytic activity of TiO2 is an effective way to enhance the utilization rate of sun light.The ways of improving the visible light photocatalytic activity of TiO2,such as metal doping,non-metal doping,compound semiconductor,dye sensitization and noble metal aggradation have been introduced.In addition,the catalytic mechanism and defects of every improvement way also have been analyzed.

关 键 词：TIO2 可见光 催化机理 

分 类 号：S183[农业科学—农业基础科学] X52[环境科学与工程—环境工程]