The development and application of semiconductor TiO_2 photocatalystare introduced in this thesis. Photocatalysis mechanism and factors thatinfluence preparation and photocatalysis activity are reviewed.
The photocatalysis mechanism of Nanosized TiO 2 photocatalyst and the prospect of its application in the environmental protection fields of sewage sludge treatment,air purge,sterilization,and surface self cleaning materials are systematically introduced.
系统介绍了纳米 Ti O2 光催化剂的光催化机理及其在污水处理、空气净化、杀菌、表面自洁材料等环保领域的应用前景
The photocatalysis mechanism of nano-titanium dioxide is presented. The eight methods to improve photocatalytic activity of titanium dioxide are reviewed, including transitional metal ion mixture method, precious metal surface deposition method, surface sensitization method and surface superacidation method.