| 柠檬酸微波加热法制备纳米SnO_2及其气敏性 |
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| 引用本文： | 谷永庆,乔梅英,李光辉,孟志芬,侯振雨.柠檬酸微波加热法制备纳米SnO_2及其气敏性[J].光谱实验室,2009,26(4):765-767. |
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| 作者姓名： | 谷永庆 乔梅英 李光辉 孟志芬 侯振雨 |
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| 作者单位： | 1. 河南科技学院化学化工学院,河南省新乡市华兰大道东段,453003
2. 青海盐湖集团有限公司,青海省格尔木市黄河28号,816000 |
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| 基金项目： | 河南省科技厅重点攻关项目 |
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| 摘 要： | 用柠檬酸微波加热法制备了一系列SnO2纳米粉末,柠檬酸的用量和热处理温度对样品的粒径有一定的影响,随着柠檬酸用量的增加,所得样品的粒径由20nm减小到13nm。气敏性测试结果表明,随样品的粒径减小气敏活性明显增大。
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| 关 键 词： | 二氧化锡 纳米粉体 柠檬酸 微波加热法 气敏特性 |
Gas Sensing Properties of Nanosized SnO_2 Materials by Citric Acid Microwave Heating Method |
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| Gu Yong-Qing,QIAO Mei-Ying,LI Guang-Hui,MENG Zhi-Fen,Hou Zhen-Yu.Gas Sensing Properties of Nanosized SnO_2 Materials by Citric Acid Microwave Heating Method[J].Chinese Journal of Spectroscopy Laboratory,2009,26(4):765-767. |
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| Authors: | Gu Yong-Qing QIAO Mei-Ying LI Guang-Hui MENG Zhi-Fen Hou Zhen-Yu |
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| Institution: | GU Yong-Qing QIAO Mei-Ying LI Guang-Huia MENG Zhi-Fen HOU Zhen-Yu(School of Chemistry and Chemical Engineering,Henan Institute of Science and Tecnology,Xinxiang,Henan 453003,P.R.China)a(Qinghai Salt Lake Group Ltd.Company,Golmud,Qinghai 816000,P.R.China) |
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| Abstract: | A series of nanometer-sized powder of SnO2 were obtained through citric acid microwave heating method.The particle size of SnO2 reduces from 20nm to 13nm with the increase of the amount of citric acid.The results of gas sensitivity test show,the gas-sensitivity of samples increase with the decrease of the particle size of the samples. |
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| Keywords: | SnO2 Nano-Sized Powder Citric Acid Microwave Heating Method Gas Senstivity |
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