Characterization of offretite during hyd
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P. Lentz; A. P. Carvalho; L. Delevoye; C. Fernandez; J.-P. Amoureux; J. B. Nagy
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Article
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1999
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John Wiley and Sons
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English
โ 116 KB
๐ 2 views
29 Si magic angle spinning (MAS) NMR, 27 Al MAS NMR and 27 Al triple-quantum MAS NMR were used to study the dealumination of offretite occurring during hydrothermal treatment. Deformed tetrahedral ( Si-O-) 3 Al-OH species and two octahedral extra-framework species are formed during the course of th