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TiO2光催化降解亚甲基蓝机理的研究

章丹 徐斌 朱培娟 连正豪 赵雅萍

华东师范大学学报(自然科学版)Issue(5):35-42,8.
华东师范大学学报(自然科学版)Issue(5):35-42,8.DOI:10.3969/j.issn.1000-5641.2013.05.005

TiO2光催化降解亚甲基蓝机理的研究

Study on the mechanism of methylene blue degradation by TiO2 photocatalyst

章丹 1徐斌 2朱培娟 1连正豪 2赵雅萍1

作者信息

  • 1. 华东师范大学环境科学系,上海 200062
  • 2. 闵行区环境监测站,上海 200240
  • 折叠

摘要

Abstract

In order to carry out the study,the experiments of photodegradation of methylene blue under different conditions were conducted,using different kinds of free radical scavengers,such as (CH3)3 OH,H2O2,KI,NaN3 and C6H4O2.The effects of these free radical scavengers were observed.The concentration of H2O2 generated during the photodegradation of methylene blue by TiO2 was also reported.And the results of these experiments indicated that the main active oxygen substances in the reaction are · OH,O2·-and 1O2.

关键词

亚甲基蓝/二氧化钛/光催化降解/自由基清除/活性氧形态

Key words

methylene blue/ TiO2 / photocatalytic degradation/ free radical scavenging/ROS

分类

资源环境

引用本文复制引用

章丹,徐斌,朱培娟,连正豪,赵雅萍..TiO2光催化降解亚甲基蓝机理的研究[J].华东师范大学学报(自然科学版),2013,(5):35-42,8.

基金项目

国家自然科学基金(2070006) (2070006)

华东师范大学学报(自然科学版)

OA北大核心CSCDCSTPCD

1000-5641

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