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CeO2纳米粒子的自组装结构合成、表征及催化特性

张亚辉 齐兴义 郭林 张琦

张亚辉, 齐兴义, 郭林, 等 . CeO2纳米粒子的自组装结构合成、表征及催化特性[J]. 北京航空航天大学学报, 2004, 30(10): 1021-1024.
引用本文: 张亚辉, 齐兴义, 郭林, 等 . CeO2纳米粒子的自组装结构合成、表征及催化特性[J]. 北京航空航天大学学报, 2004, 30(10): 1021-1024.
Zhang Yahui, Qi Xingyi, Guo Lin, et al. Self-assembly structure of CeO2 nanoparticles: synthesis, characterization and catalytic property[J]. Journal of Beijing University of Aeronautics and Astronautics, 2004, 30(10): 1021-1024. (in Chinese)
Citation: Zhang Yahui, Qi Xingyi, Guo Lin, et al. Self-assembly structure of CeO2 nanoparticles: synthesis, characterization and catalytic property[J]. Journal of Beijing University of Aeronautics and Astronautics, 2004, 30(10): 1021-1024. (in Chinese)

CeO2纳米粒子的自组装结构合成、表征及催化特性

基金项目: 国家自然科学基金资助项目(90206032)
详细信息
    作者简介:

    张亚辉 (1978-),男,河北正定人,博士生,zh-yahui@sohu.com.

  • 中图分类号: O 6114

Self-assembly structure of CeO2 nanoparticles: synthesis, characterization and catalytic property

  • 摘要: 利用微乳液方法(以AOT为表面活性剂)自组装合成了叶脉状结构的CeO2(氧化铈)纳米粒子;使用X射线衍射仪(XRD)、透射电子显微镜(TEM)、括展X射线精细结构(EXAFS)对其进行了研究表征;并对其催化特性进行了测试. XRD结果表明CeO2纳米粒子为立方面心结构;EXAFS结果表明与体相CeO2微粒相比,Ce-O键长变长,Ce原子周围O原子配位数降低;催化特性研究结果表明,相对于体相材料,CeO2纳米微粒的催化分解H2O2的活性大大提高.

     

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出版历程
  • 收稿日期:  2004-04-28
  • 网络出版日期:  2004-10-31

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