| Numéro |
J. Phys. Colloques
Volume 47, Numéro C8, Décembre 1986
EXAFS and Near Edge Structure IV
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|
|---|---|---|
| Page(s) | C8-313 - C8-316 | |
| DOI | https://doi.org/10.1051/jphyscol:1986861 | |
EXAFS and Near Edge Structure IV
J. Phys. Colloques 47 (1986) C8-313-C8-316
DOI: 10.1051/jphyscol:1986861
1 Dipartimento di Fisica, Università degli Studi di Roma "La Sapienza", Piazzale Aldo Moro, 2, I-00185 Roma, Italy
2 Departement of Thermology, University of Zaragoza, Spain
3 Instituto de Catalisis y Petroleoquimica, C.S.I.C. Serrano, 112 Dup., E-28000 Madrid, Spain
J. Phys. Colloques 47 (1986) C8-313-C8-316
DOI: 10.1051/jphyscol:1986861
LOCAL STRUCTURE IN BIFUNCTIONAL NiO-MoO3 ZEOLITE CATALYST BY K-Ni EXAFS AND XANES SPECTROSCOPY
A. CLOZZA1, J. GARCIA2, A. BIANCONI1 et A. CORMA31 Dipartimento di Fisica, Università degli Studi di Roma "La Sapienza", Piazzale Aldo Moro, 2, I-00185 Roma, Italy
2 Departement of Thermology, University of Zaragoza, Spain
3 Instituto de Catalisis y Petroleoquimica, C.S.I.C. Serrano, 112 Dup., E-28000 Madrid, Spain
Abstract
The local structure around the Ni atom has been studied by EXAFS and XANES spectroscopy in NiO-MoO3 Zeolite supported catalyst. Coordination, geometry and degree of dispersion of the NiO component has been determined for different concentrations of the active component.