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Abstract:
采用溶胶-凝胶法制备了Pt/InVO4/TiO2三元体系可见光催化剂。以乙烯为模拟目标分子,评价其光催化活性并与二元体系催化剂Pt/TiO2和InVO4/TiO2进行比较。用DRS,XRD对催化剂的吸收带边和晶型进行了表征。结果表明:Pt/InVO4/TiO2在可见光区(λ>450nm)的光催化比活性比Pt/TiO2和InVO4/TiO2提高了近一倍。Pt表面修饰和InVO4的复合使催化剂的吸收带边明显红移,并抑制TiO2由锐钛矿向金红石的晶型转变。
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无机化学学报
Year: 2005
Issue: 10
Page: 1495-1499,1437
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ESI Highly Cited Papers on the List: 0 Unfold All
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