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纳米TiO2光催化降解有机物的机理及其影响因素的研究
STUDY ON THE MECHANISM AND EFFECTS ON NANO-TiO2 PHOTOCATALYISI DEGRADATION ORGANIC COMPOUNDS
【摘要】 对纳米TiO2 光催化降解水中有机物的机理进行了研究 ,并对溴苯酚降解为目标反应 ,系统分析了紫外光强度、TiO2 浓度、温度、溶液的pH值以及杂质等对光催化降解为溴苯酚程度的影响。优化这些因素可以提高纳米TiO2 光催化降解率。
【Abstract】 Selection for the photocatalytic degradation of p-bromophenol were investigated .The mechanism of nano-TiO 2 catalysis degrading organic compounds in waster water and some effects on photocatalysis degradation rate including light intensity,TiO 2 concentration,temperature,pH value of waster water and impurities ect,were also studied.Accordingly,it is necessary to optimize those effects to improve the photocatalysis degradation rate.
- 【文献出处】 中国陶瓷工业 ,China Ceramic Industry , 编辑部邮箱 ,2003年05期
- 【分类号】X703
- 【被引频次】69
- 【下载频次】791