Qidong Zhao   

讲师
Supervisor of Master's Candidates

Main positions: Engineer, currently (no recruitment of postgraduate)
Other Post: Lecturer, previously

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Language:English

Paper Publications

Title of Paper:Cu2O/TiO2复合纳米管阵列电极的制备及其光电催化降解对氯苯酚的研究

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Date of Publication:2008-11-05

Page Number:141

Key Words:对氯苯酚;复合光催化剂;光电催化;复合纳米管

Abstract:氯酚类有机物(对氯苯酚)由于在防腐剂,除草剂,杀菌剂等化工产品中的应用,已对环境造成严重影响。这类物质毒性大,难降解,具有遗传毒性和“三致”效应,在环境中残留、降解周期长。因此,越来越多的环境学者已经开始关注这类化合物。本文首次将电化学阳极氧化法与紫外光还原法联用制备了不同尺寸 Cu2O纳米颗粒负载的高取向TiO2纳米管复合体系。SEM,XRD,DRS 等分析,结果表明:Cu2O/TiO2复合纳米管由Cu2O和TiO2组成,TiO2纳米管顶部开口,定向排列整齐,分布均匀,纳米管的直径约80nm,壁厚约20nm,长约550nm,负载的Cu2O纳米颗粒平均尺寸约为18nm。样品表现出锐钛矿TiO2和立方体晶相 Cu2O的晶型。

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