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FTIR study of species arising after NO adsorption and NO+O2 co-adsorption on CoY: comparison with Co-ZSM-5

✍ Scribed by Elena Ivanova; Konstantin Hadjiivanov; Dimitar Klissurski; Maria Bevilacqua; Tiziana Armaroli; Guido Busca


Publisher
Elsevier Science
Year
2001
Tongue
English
Weight
218 KB
Volume
46
Category
Article
ISSN
1387-1811

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FTIR spectroscopy study of CO and NO ads
✍ Elena Ivanova; Mihail Mihaylov; FrΓ©dΓ©ric Thibault-Starzyk; Marco Daturi; Konstan πŸ“‚ Article πŸ“… 2007 πŸ› Elsevier Science 🌐 English βš– 661 KB

A Pt/TiO 2 sample has been studied by adsorption and co-adsorption of CO and NO. It has been found that platinum is present in different oxidation states on the surface of the activated sample. Pt 4+ ions are coordinatively saturated and form complexes neither with CO nor with NO. Pt 3+ ions form, a