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A theoretical study of hydrothermal stability of P-modified ZSM-5 zeolites

✍ Scribed by Jing Yang; Huai Sun

Book ID
107348822
Publisher
SP Science China Press
Year
2009
Tongue
English
Weight
634 KB
Volume
52
Category
Article
ISSN
1674-7291

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Surface Analysis of a Hydrothermally Tre
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✍ Marschmeyer, Steffen; Papp, Helmut πŸ“‚ Article πŸ“… 1997 πŸ› John Wiley and Sons 🌐 English βš– 342 KB πŸ‘ 2 views

The external surface of a hydrothermally treated H-ZSM-5 zeolite was studied with XPS and x-ray Auger electron spectroscopy. It was established that Al removed from tetrahedral framework positions migrated into the outermost layers and produced an Al enrichment. In order to get information on the ac