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影响TiO₂光催化活性的因素及提高其活性的措施

Factors affecting photo catalytic activity of TiO₂ and measures improving its potocatalytic performance

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【Author】 REN Cheng-jun~1,3 ,LI Da-cheng2,ZHONG Ben-he1,ZHOU Da-li2,LIU Heng2,GONG Jia-zhu4 (1.Chemical Engineering College Sichuan University,Chengdu 610065) (2.Material College Sichuan University,Chengdu 610065) (3.The Faculty of Chemistry Sichuan University,Chengdu 610064) (4.Sichuan Longmon Titanium Industry Co.Ltd,Mianzhu City 618200)

【机构】四川大学化工学院；四川大学材料学院；四川龙蟒钛业有限责任公司成都610065；四川大学化学学院；成都610064；成都610065；四川绵竹618200；

【摘要】文章详细分析了影响TiO2光催化活性的一些因素,如TiO2自身的性质、纳米TiO2的表面修饰、光催化反应系统的工艺条件、光催化反应器、辅助能量场的引入等等。讨论了提高TiO2光催化活性的措施。指出了存在的问题和研究方向。更多还原

【Abstract】 In this paper,the various factors influencing photo catalytic activity of TiO₂ are analyzed in detail.These factors include:the properties of TiO₂itself,modifications of nano-TiO₂,the technical conditions of photo-reactive system,photocatalytic reactors ,and inducted other energy fieles ,etc.Themeasures enhancing photocatalytic activity of nano-TiO₂ are discussed.Some existing problems which are to be solved in the future study are pointed out.更多还原