| 20nm银粉末粒度标准物质的研制 |
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| 引用本文： | 邓卫华,冀克俭,李艳玲,华兰,刘元俊,邵鸿飞,周彤.20nm银粉末粒度标准物质的研制[J].化学分析计量,2010,19(2):4-6. |
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| 作者姓名： | 邓卫华 冀克俭 李艳玲 华兰 刘元俊 邵鸿飞 周彤 |
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| 作者单位： | 中国兵器工业集团第五三研究所,济南,250031 |
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| 摘 要： | 研制了用于X射线小角散射仪校准的20 nm粉末粒度标准物质,并对标准物质的制备技术、均匀性检验、稳定性考察及定值不确定度进行了分析。研制的银粉末粒度标准物质具有良好的均匀性和稳定性,标准值为17.2 nm,相对扩展不确定度为6%。
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| 关 键 词： | 粉末粒度标准物质 纳米银粉末 X射线小角散射 不确定度 |
DEVELOPMENT OF CERTIFIED REFERENCE MATERIAL OF SILVER POWDER FOR 20 nm PARTICLE SIZE |
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| Deng Weihua,Ji Kejian,Li Yanling,Hua Lan,Liu Yuanjun,Shao Hongfei,Zhou Tong.DEVELOPMENT OF CERTIFIED REFERENCE MATERIAL OF SILVER POWDER FOR 20 nm PARTICLE SIZE[J].Chemical Analysis And Meterage,2010,19(2):4-6. |
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| Authors: | Deng Weihua Ji Kejian Li Yanling Hua Lan Liu Yuanjun Shao Hongfei Zhou Tong |
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| Institution: | (CNGC Institute 53, Jinan 250031, China) |
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| Abstract: | Certified reference material（CRM） of silver for 20 nm particle size was developed. The homogeneity, stability and uncertainty of the CRM were satisfied. The standard value was 17.2 nm, and the relative standard uncertainty of the CRM was 6%. |
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| Keywords: | CRM for particle size silver powder of nanometer SAXS uncertainty |
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