纳米TiO_2光催化剂的制备、表征及其光催化活性的研究进展

Study Progress on the Preparation,Characterization and Potocatalytic Activities of Nano-sized TiO_2 Photocalalyst

光催化氧化技术是近几十年发展起来的一项污染治理新技术,具有良好的应用前景.系统介绍了TiO2光催化作用机理,评述了TiO2光催化剂的制备技术,影响其催化活性的因素及表征这些因素的方法,最后讨论了该技术的发展方向.

Photo-catalytic oxidation technology is a newly developed pollution treatment process in recent decades and has bright prospect in the future application. This paper introduced the mechanism of nano-sized TiO2 Photo-catalytic oxidation technology systematically and reviewed the preparation of nano-sized TiO2, the affecting factors of catalytic activities as well as the characterization methods of these factors. Finally, the trends of nano-sized TiO2 Photo-catalytic oxidation technology were also discussed.