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氮掺杂二氧化钛可见光催化降解曙红Y溶液

Keywords: TiO2,氮掺杂,曙红Y,光催化

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Abstract:

采用溶胶凝胶法制备了氮掺杂二氧化钛光催化剂,用XRD、SEM、FTIR和粒度分析仪对催化剂进行了表征,并且在可见光作用下对曙红Y溶液进行了光催化降解实验。研究了催化剂的投加量、曙红Y的初始浓度、光照时间和pH对曙红Y溶液的光降解效果。结果表明,以可见光作光源,催化剂的投入量为0.4g,曙红Y溶液的初始浓度为20mg/L,光照时间为50min,pH=4条件下,曙红Y溶液的降解率达98.87%。

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