BiOBr光催化剂的制备与应用研究进展

Review of Preparation and Photocatalytic Application of BiOBr

相比TiO2光催化剂,BiOBr以优异的可见光光催化特性在高级氧化技术的研究中成为热点.本文综述了BiOBr的物质结构、物理化学性质,及其光催化特性,归纳总结了其制备及改性方法的优缺点和不同制备条件下BiOBr晶体的生成机理,并重点阐述了BiOBr可见光光催化氧化降解有毒有机物的机理,简述了BiOBr在光催化领域的应用前景.

Compared with TiO2,BiOBr was widely used in the field of photocatalysis due to its superior photocatalytic activity using visible light.In this paper,we introduced the structure,physicochemical and the photocatalytic properties of BiOBr.The advantages and disadvantages of different preparation,modification methods and crystal formation mechanism of BiOBr under different preparation conditions were summarized.This review provided an overview about the photocatalytic degradation mechanism of toxic organic compounds under visible light by BiOBr.In addition,the application prospect of BiOBr in the field of photocatalytic was briefly stated.