http://www.cnr.it/ontology/cnr/individuo/prodotto/ID292687
Studying the surface reaction between NiO and Al2O3via total reflection EXAFS (ReflEXAFS) (Articolo in rivista)
- Type
- Label
- Studying the surface reaction between NiO and Al2O3via total reflection EXAFS (ReflEXAFS) (Articolo in rivista) (literal)
- Anno
- 2014-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1107/S1600577513031299 (literal)
- Alternative label
Tommaso Costanzo, Federico Benzi, Paolo Ghigna, Sonia Pin, Giorgio Spinolo and Francesco d'Acapito (2014)
Studying the surface reaction between NiO and Al2O3via total reflection EXAFS (ReflEXAFS)
in Journal of synchrotron radiation (Online)
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Tommaso Costanzo, Federico Benzi, Paolo Ghigna, Sonia Pin, Giorgio Spinolo and Francesco d'Acapito (literal)
- Pagina inizio
- Pagina fine
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
- Rivista
- Note
- ISI Web of Science (WOS) (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- Università Pavia
CNR-IOM
Università di camerino
paul scherrer institut (literal)
- Titolo
- Studying the surface reaction between NiO and Al2O3via total reflection EXAFS (ReflEXAFS) (literal)
- Abstract
- The reaction between NiO and (0001)- and (1? 1102)-orientedAl2O3single crystals
has been investigated on model experimental systems by using the ReflEXAFS
technique. Depth-sensitive information is obtained by collecting data above and
below the critical angle for total reflection. A systematic protocol for data
analysis, based on the recently developedCARDcode, was implemented, and
a detailed description of the reactive systems was obtained. In particular, for
(1
? 1102)-oriented Al2O3, the reaction with NiO is almost complete after heating
for 6 h at 1273 K, and an almost uniform layer of spinel is found below a mixed
(NiO + spinel) layer at the very upmost part of the sample. In the case of the
(0001)-oriented Al2O3, for the same temperature and heating time, the reaction
shows a lower advancement degree and a residual fraction of at least 30% NiO is
detected in the ReflEXAFS spectra. (literal)
- Prodotto di
- Autore CNR
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