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henianzhi

金虫 (小有名气)

[求助] 求解析γ-Al2O3的XRD图

各位虫友:
      做了γ-Al2O3的XRD图(如图1),不知是不是γ-Al2O3?用Jade检索后,出现的Al2O3有GD-Al2O3,GU-Al2O3,GK-Al2O3(如图2),请问这些,哪个是γ-Al2O3呢?同时γ-Al2O3的XRD的基线不平(画红色方框的),这正常么?如果不是,是什么原因造成的呢?第一个峰(3°左右)是什么呢?
1.png(21.64KB)
http://kuai.xunlei.com/d/LnU4DYv9fDTsUAQA958?p=130497
2.png(7.8KB)
http://kuai.xunlei.com/d/LnU4DZD93zTsUAQA333?p=130497

[ Last edited by henianzhi on 2013-1-8 at 23:02 ]
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【答案】应助回帖

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感谢参与,应助指数 +1
cxqtitan: 金币+1, 谢谢回帖 2013-01-09 19:02:33
建议:
1查文献里面GAMMA-Al2O3的卡片序号
2找标准的GAMMA-Al2O3样品做XRD进行比对,
3Al2O3基线有时候会有一些漂移,这和仪器和粒子的大小均匀性有关
希望对你有所帮助
追求过便无所憾
2楼2013-01-09 18:22:01
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