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Author:

汤云晖 (汤云晖.)

Indexed by:

CQVIP PKU CSCD

Abstract:

对有序结构的介孔材料进行小角度X射线衍射测试,结果表明:通过调整X射线衍射仪的光路系统,控制入射X射线和散射光的强度与覆盖范围,在常规实验条件下不能获得小角度衍射数据的样品,也可获得清晰的小角衍射数据.对于岛津XRD7000型衍射仪,合适的狭缝系统为:发散狭缝0.1°,防散射狭缝0.1°,接收狭缝0.15 mm.测量条件为工作电压40 kV、工作电流40 mA,连续扫描方式,步长0.02°,扫描速率0.5°/min.介孔X衍射图谱主要在1°~2°出现衍射峰,一些0.6°~0.9°的峰可能由仪器设置、样品制备不当所致.

Keyword:

狭缝系统 小角度衍射 X射线衍射 介孔材料

Author Community:

  • [ 1 ] [汤云晖]北京工业大学

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Source :

分析测试学报

ISSN: 1004-4957

Year: 2009

Issue: 3

Volume: 28

Page: 365-367,371

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 11

Chinese Cited Count:

30 Days PV: 1

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