纳米TiO_2的光化学特性及其在环境科学中的应用

Photochemical Properties of Nanometer TiO_2 and Its Application in Environmental Science

纳米TiO_2是一种优异的光电功能材料。介绍了其奇特的表面结构、优异的光化学特性及其光催化作用的机理,并概述了纳米TiO_2在环境科学中有机污染物的光催化降解、重金属离子的光催化还原及光催化杀菌等方面的应用。

Nanometer TiO2 is a good photoelectric functional material Its exotic surface structure,excellentphotochemical properties and mechanisms of photocatalytlc action are described in this paper Furthermore,its application in environmental science,including the photodegradatlon of organic contaminant,the photorcductlon of heavy metal ion and the photocatalytlc sterilization etc,is discussed in detail.