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Preparation of stable, high surface area zirconia

✍ Scribed by K. S. Chan; G. K. Chuah; S. Jaenicke

Publisher
Springer
Year
1994
Tongue
English
Weight
236 KB
Volume
13
Category
Article
ISSN
0261-8028

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Acidity of high-surface-area zirconia pr
Acidity of high-surface-area zirconia prepared from different precipitants
✍ Chuah, G. K.; Jaenicke, S.; Xu, T. H. πŸ“‚ Article πŸ“… 1999 πŸ› John Wiley and Sons 🌐 English βš– 92 KB πŸ‘ 2 views

High-surface-area zirconia was obtained by digestion of hydrous oxide precipitated with ammonia and sodium hydroxide. The acidity of digested and undigested samples was compared by ammonia temperatureprogrammed desorption and pyridine adsorption. Undigested zirconia showed only Lewis acid sites but