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TNT及RDX蒸气对基于芘氧敏感膜荧光猝灭的研究
引用本文:岳寰,茹克娅·沙吾提,肖丹,袁红雁. TNT及RDX蒸气对基于芘氧敏感膜荧光猝灭的研究[J]. 化学研究与应用, 2009, 21(7)
作者姓名:岳寰  茹克娅·沙吾提  肖丹  袁红雁
作者单位:1. 四川大学化学工程学院,四川,成都,610065
2. 喀什师范学院生命与环境科学系,新疆,喀什,844000
3. 四川大学化学工程学院,四川,成都,610065四川大学化学学院,四川,成都,610064
摘    要:制备了以芘为敏感材料,聚苯乙烯(PS)以及聚氯乙烯(PVC)粉末为支持体系的两种荧光猝灭氧敏感膜.PS以及PVC氧敏感膜的最大激发波长分别为349 nm和355 nm,最大发射波长分别为399 nm和398 nm.分子氧对PS以及PVC氧敏感膜的荧光均有猝灭作用.同时,实验发现2,4,6-三硝基甲苯(TNT)和环三亚甲基三硝基胺(RDX)对这两种氧敏感膜的荧光也有一定的猝灭.

关 键 词:  氧敏感膜  爆炸物蒸气  荧光猝灭

Study on the fluorescence quenching of pyrene-doped oxygen sensitive membranes by TNT and RDX vapors
YUE Huan,Rukeya-shaw-uti,XIAO Dan,YUAN Hong-yan. Study on the fluorescence quenching of pyrene-doped oxygen sensitive membranes by TNT and RDX vapors[J]. Chemical Research and Application, 2009, 21(7)
Authors:YUE Huan  Rukeya-shaw-uti  XIAO Dan  YUAN Hong-yan
Affiliation:1.College of Chemical Engineering;Sichuan University;Chengdu 610065;China;2.Department of Life and Environmental Science;Kashi Normal College;Xinjiang 844000;3.College of Chemistry;Chengdu 610064;China
Abstract:This paper presents two fluorescence oxygen sensitive membranes with pyrene as their sensing material and PS or PVC polymer as their support system.The maximal activated wavelength of the pyrene-doped PS and pyrene-doped PVC oxygen sensitive membranes are 349 nm and 355 nm,respectively,and the maximal emitting wavelength are 399 nm and 398 nm,respectively.Fluorescence of the two oxygen sensitive membranes can be quenched effectively by molecular oxygen,and can be quenched by 2,4,6-trinitrotoluene(TNT) and h...
Keywords:pyrene  oxygen sensitive membrane  explosive vapor  fluorescence quenching
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