Electronic effects of hydrogen spillover on titania (Record no. 47520)

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control field MX-MdCICY
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control field 20250625153920.0
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Transcribing agency CICY
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Classification number (OCLC) (R) ; Classification number, CALL (RLIN) (NR) B-13320
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Title Electronic effects of hydrogen spillover on titania
490 0# - SERIES STATEMENT
Volume/sequential designation Studies in Surface Science and Catalysis, 112, p.339-348, 1997
520 3# - SUMMARY, ETC.
Summary, etc. Investigations on the interaction of hydrogen with platinum-containing titania have shown that the adsorption of spilt-over hydrogen (H*)species is connected with a partial electron transfer from H* to TiO2. The experimental results depict an enhanced n-type conductivity as well as a formation of neutral oxygen vacancies (Vox x)from singly ionized vacancies (Vox +)in the surface region of the semiconducting metal oxide. The influence on the electronic state of the oxygen vacancies was concluded from fluorescence measurements by means of FT NIR Raman spectroscopy. The charge transfer to TiO2 can be explained by a model describing the H* species after the primary spillover step from the metal onto the support as electron donors located at the surface. Therefore, the effects are not restricted to the vicinity of the metal/support interface because the H* species are able to cover the whole titania surface. Even a migration to another, platinum-free macroscopic phase (secondary spillover)takes place.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Roland, U.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Salzer, R.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Siimmchen, L.
856 40 - ELECTRONIC LOCATION AND ACCESS
Uniform Resource Identifier <a href="https://drive.google.com/file/d/1niGBrSFIKf974suI8Ix0V4c0Bz3CP9jL/view?usp=drivesdk">https://drive.google.com/file/d/1niGBrSFIKf974suI8Ix0V4c0Bz3CP9jL/view?usp=drivesdk</a>
Public note Para ver el documento ingresa a Google con tu cuenta: @cicy.edu.mx
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  Clasificación local     Ref1 CICY CICY Documento préstamo interbibliotecario 25.06.2025   B-13320 25.06.2025 25.06.2025 Documentos solicitados