期刊
CATALYSTS
卷 10, 期 7, 页码 -出版社
MDPI
DOI: 10.3390/catal10070804
关键词
TiO2; modification; materials; application
资金
- National Natural Science Foundation of China [21876090]
- Tianjin Research Program of Application Foundation and Advanced Technology [18JCZDJC39400, 19YFZCSF00920]
- Postdoctoral Science Foundation of China [2019M660985]
- 111 program of the Ministry of Education of China [T2017002]
A high-efficiency method to deal with pollutants must be found because environmental problems are becoming more serious. Photocatalytic oxidation technology as the environmentally-friendly treatment method can completely oxidate organic pollutants into pollution-free small-molecule inorganic substances without causing secondary pollution. As a widely used photocatalyst, titanium dioxide (TiO2) can greatly improve the degradation efficiency of pollutants, but several problems are noted in its practical application. TiO2 modified by different materials has received extensive attention in the field of photocatalysis because of its excellent physical and chemical properties compared with pure TiO2. In this review, we discuss the use of different materials for TiO2 modification, highlighting recent developments in the synthesis and application of TiO2 composites using different materials. Materials discussed in the article can be divided into nonmetallic and metallic. Mechanisms of how to improve catalytic performance of TiO2 after modification are discussed, and the future development of modified TiO2 is prospected.
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