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Solid-state magic-angle spinning 27Al NMR used to study alumina support and surface compound structure of catalysts

✍ Scribed by Martin McMillan; Jacob S. Brinen; Gary L. Haller


Book ID
113177966
Publisher
Elsevier Science
Year
1986
Tongue
English
Weight
358 KB
Volume
97
Category
Article
ISSN
0021-9517

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πŸ“œ SIMILAR VOLUMES


27Al quadrupole nutation and 1Hξ—Έ27Al cro
✍ JoΓ£o Rocha; Stuart W. Carr; Jacek Klinowski πŸ“‚ Article πŸ“… 1991 πŸ› Elsevier Science 🌐 English βš– 481 KB

H-27Al cross-polarization magic-angle spinning (PC/MA.?) NMR has been used to monitor selectively the non-framework aluminium (AINF) species in dealuminated zeolite Y (Si/AI=4.0-14). \*'AI quadrupole nutation with fast ( 12.5 kHz) MASand radiofrequency excitation fields up to 220 kHz reveals resonan