Effect of Ti (IV) loading on CO oxidation activity of gold on titania doped silica (Articolo in rivista)

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Label
  • Effect of Ti (IV) loading on CO oxidation activity of gold on titania doped silica (Articolo in rivista) (literal)
Anno
  • 2006-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/j.apcata.2006.05.027 (literal)
Alternative label
  • A.M.Venezia, L.F. Liotta, G. Pantaleo, V.A.Beck, K. Frey, A. Horvath, L. Guczi (2006)
    Effect of Ti (IV) loading on CO oxidation activity of gold on titania doped silica
    in Applied catalysis. A, General (Print); Elsevier, Amsterdam (Paesi Bassi)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • A.M.Venezia, L.F. Liotta, G. Pantaleo, V.A.Beck, K. Frey, A. Horvath, L. Guczi (literal)
Pagina inizio
  • 114 (literal)
Pagina fine
  • 121 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://www.sciencedirect.com/science/article/pii/S0926860X06004200 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 310 (literal)
Rivista
Note
  • Scopu (literal)
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Istituto per lo Studio dei Materiali Nanostrutturati, CNR, Via Ugo La Malfa, 90146 Palermo, Italy ; Dipartimento di Chimica Inorganica e Analitica ''Stanislao Cannizzaro'', Università di Palermo, Viale delle Scienze, Parco d'Orleans II, 90128 Palermo, Italy ; Department of Surface Chemistry and Catalysis, Institute of Isotope and Surface Chemistry, CRC, HAS, P.O. Box 77, H-1525 Budapest, Hungary ; Research Institute for Technical Physics and Materials Science, Konkoly Thege Miklo´s u´t 29/33, H-1525 Budapest, Hungary ; Research Institute for Particle and Nuclear Physics, Konkoly Thege Miklo´s u´t 29/33, H-1525 Budapest, Hungary (literal)
Titolo
  • Effect of Ti (IV) loading on CO oxidation activity of gold on titania doped silica (literal)
Abstract
  • Amorphous SiO2, doped with various amount of TiO2, was used as support for gold nanoparticles. Gold was deposited through the controlled sol formation technique. The effect of the TiO2 loading on the structural and surface properties was investigated by transmission electron microscopy, X-ray diffraction, Raman and X-ray photoelectron spectroscopy. The catalytic behavior was tested in the oxidation of CO. A significant enhancement in the activity was observed for the gold supported on mixed oxide with low TiO2 loading. On the basis of characterization data, the positive effect is assigned to the electronic modification of the Ti(IV) of the newly formed Ti-O-Si bonds. (literal)
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