The new kind of photocatalytic materials, such as bismuth titanate (Bi4Ti3O12 Bi12TiO20) have high photocatalytic efficiency and low band gap. Application of the new materials will be promising.

• 以钛酸铋(Bi4Ti3O12、Bi12TriO20)为代表的新型光催化材料；有着催化效率高；低能隙等突出的优点；有着广阔的应用前景.