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溶胶-凝胶法制备纳米WO3气致变色材料
引用本文:丁进月,钟良,张淑媛,马志.溶胶-凝胶法制备纳米WO3气致变色材料[J].化学进展,2009,21(6):1171-1178.
作者姓名:丁进月  钟良  张淑媛  马志
作者单位:(1. 郑州大学化学系   |郑州 450052|2. 中国科学院上海有机化学研究所   |上海 200032)
基金项目:中国科学院知识创新工程青年人才领域前沿项目资助(2007-2009); 教育部留学回国人员科研启动基金资助项目(2006);中科院创新工程
摘    要:本文主要阐述了纳米WO3气致变色材料的溶胶-凝胶制备方法、气致变色机理及其应用的研究新进展,重点评述了溶胶-凝胶法中各种制备条件诸如掺杂、模板剂、溶剂、热处理温度等对这种材料的结构和性能的影响,最后展望了纳米WO3气致变色材料的研究和应用前景。我们认为,在未来的溶胶-凝胶法制备纳米WO3气致变色材料领域,如何进行最优化的掺杂设计和选择高效模板剂、如何降低气体检测温度、以及气致变色机理等将是该项研究的重点。

关 键 词:纳米WO3  气致变色性能  溶胶-凝胶法
收稿时间:2008-06-16
修稿时间:2008-08-21

Nano WO3 Gasochromic Materials Prepared by Sol-Gel Process
Ding Jinyue, |Zhong Liang, |Zhang Shuyuan, |Ma Zhi.Nano WO3 Gasochromic Materials Prepared by Sol-Gel Process[J].Progress in Chemistry,2009,21(6):1171-1178.
Authors:Ding Jinyue   |Zhong Liang   |Zhang Shuyuan   |Ma Zhi
Institution:(1. Department of Chemistry, Zhengzhou University, Zhengzhou 450052, China; 2. Shanghai Institute of Organic Chemistry,Chinese Academy of Sciences, Shanghai 200032, China)
Abstract:The recent progress in Sol-Gel preparation of nano WO3 materials, their gasochromic mechanism and applications are expatiated in this review. The influence of Sol-Gel conditions such as hybrid, templatig agent, solvent and calcination temperature, etc. on the structures and properties of such materials, is comment with emphasis. Finally,the prospect of the research and application of nano WO3 gasochromic materials is also forseen. We believe that the key point of the future study on nano WO3 materials prepared by sol-gel process will be how to optimize the design and selection of efficient doping materials and templates, and how to reduce the temperature of gas detection  and find the real gasochromic mechanism. Contents
1 Introduction
2 Nano WO3 gasochromic materials prepared by sol-gel process
2.1 The impact of doping modification
2.2 Templates selection
2.3 Solvents selection 
2.4 Annealing temperature
2.5 Other post-processing methods
3 Gasochromic mechanism and application of Nano WO3 Materials
3.1 The Gasochromic mechanism of Nano WO3 Materials
3.2 The application of gasochromic nano WO3 materials
4 Prospect of nano WO3 gasochromic materials
Keywords:nano WO3  gasochromic property  sol-gel process
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