{"title":"2,4,6-三硝基甲苯的光催化降解","authors":"刘秀华, 傅依备, 王和义, 钟志京, 许云书","doi":"10.1360/ZB2008-38-7-631","DOIUrl":null,"url":null,"abstract":"在模拟日光下利用Pt/TiO 2 光催化剂对水中2,4,6-三硝基甲苯(TNT, 梯恩梯)进行了光催化降解, 在有催化剂存在时, TNT的破坏更快更彻底, 其降解遵循一级反应动力学. TNT分子上的硝基部分转化为硝酸根离子和亚硝酸根离子. Pt/TiO 2 光催化剂加速了亚硝酸根离子向硝酸根离子的氧化, 在2.5 h内, 终产物硝酸根离子的含量比没有催化剂时提高了32.3倍.","PeriodicalId":49128,"journal":{"name":"Science in China. Series B, Chemistry","volume":"19 1","pages":"631-635"},"PeriodicalIF":0.0000,"publicationDate":"2008-07-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Science in China. Series B, Chemistry","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1360/ZB2008-38-7-631","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 0
2,4,6-三硝基甲苯的光催化降解
在模拟日光下利用Pt/TiO 2 光催化剂对水中2,4,6-三硝基甲苯(TNT, 梯恩梯)进行了光催化降解, 在有催化剂存在时, TNT的破坏更快更彻底, 其降解遵循一级反应动力学. TNT分子上的硝基部分转化为硝酸根离子和亚硝酸根离子. Pt/TiO 2 光催化剂加速了亚硝酸根离子向硝酸根离子的氧化, 在2.5 h内, 终产物硝酸根离子的含量比没有催化剂时提高了32.3倍.
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