GB/T 18907-2002透射电子显微镜选区电子衍射分析方法.pdf

ICS37.02007.180 N 33 中 华 人 民 共 和 国 国 家 标 准 GB/T 18907-2002 透射电子显微镜选区 电子衍射分析方法 Methodofselectedareaelectrondiffraction fortransmissionelectronmicroscopes 2002一12一05发布 2003一05一01实施 中 华 人 民 共 和 匡 国家 质 量 监 督 检 验 检 疫 总 婿 标准分享网 免费下载 GB/T 18907-2002 目 次 前言 ·····················································，························································。··…… 皿 1 范围···，，·······························································，·········································……1 2 原理············································································································…… 1 3 仪器设备········································································································……1 4 试样·········，，···································································································……1 5 参照样品·········································································································……2 6 试验方法·······································································································……2 6. 1仪器准备 ···································································································……2 6. 2 选区电子衍射谱的获得·······················································……2 6.3 衍射常数La的测定··················，····································································……2 7 衍射谱的测量与计算 ········，·················································································……3 附录A(规范性附录)纯金与纯铝的晶面间距表 ··…‘··················································……4 附录B(规范性附录