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Abstract:
利用溶胶-凝胶法,经400℃(4 h)烧结后,原位合成不同摩尔比的5,10,15,20-四苯基卟啉锌(ZnTPP)/TiO2纳米复合材料,通过XRD,FTIR,UV-Vis,荧光光谱等表征分析,确认复合材料中TiO2为锐钛矿相,且ZnTPP在该过程中原位生成。经150 min可见光辐照,摩尔比为1∶100的ZnTPP/TiO2复合材料能使罗丹明B溶液降解率达到92%。其光催化敏化的机理为,通过ZnTPP与TiO2之间的Zn—O键,使光生载流子形成有效的分离,提高了光催化性能。
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光谱学与光谱分析
Year: 2006
Issue: 11
Page: 2061-2064
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 0
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