Abstract:
在岛津XRD-7000S型衍射仪上进行介孔二氧化硅的小角度X射线衍射,发现,在常规条件下不能进行小角度衍射的衍射仪,通过调整X射线衍射仪的狭缝系统,适当控制入射X射线和散射线的强度,在低角度区域范围内(0.6o--10o)可获得清晰的X射线衍射数据。与常规衍射相比,测量结果明显受到样品制备和测量条件等实验条件的限制。实验结果显示,对于岛津XRD-7000S型衍射仪,合适的小角衍射实验条件如下:发散狭缝0.1o,防散射狭缝0.1°,接收狭缝0.15mm。
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Year: 2008
Language: Chinese
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