GALLIUM EXAFS AND SOLID-STATE NMR-STUDIES OF GA-SUBSTITUTED MFI-TYPE ZEOLITES

被引:28
作者
AXON, SA [1 ]
HUDDERSMAN, K [1 ]
KLINOWSKI, J [1 ]
机构
[1] CITY LEICESTER POLYTECH, SCH APPL & PHYS SCI, LEICESTER LE1 9BH, ENGLAND
关键词
D O I
10.1016/S0009-2614(90)87133-C
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Extended X-ray absorption fine structure (EXAFS) has, for the first time, been used in tandem with MAS NMR, thermal analysis and X-ray powder diffraction to demonstrate the reality of isomorphous substitution of Si by Ga in the tetrahedral framework sites of a ZSM-5 type zeolite prepared under non-alkaline conditions. © 1990.
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页码:398 / 404
页数:7
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