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dc.contributor.authorBelessi, V. C.en
dc.contributor.authorLadavos, A. K.en
dc.contributor.authorPomonis, P. J.en
dc.date.accessioned2015-11-24T16:41:36Z-
dc.date.available2015-11-24T16:41:36Z-
dc.identifier.issn0926-3373-
dc.identifier.urihttps://olympias.lib.uoi.gr/jspui/handle/123456789/8443-
dc.rightsDefault Licence-
dc.subjectperovskiteen
dc.subjectcatalytic combustion of ch4en
dc.subjectmixed iron phasesen
dc.subjectsrfeo3-xen
dc.subjectceoxen
dc.subjectsynergyen
dc.subjectperovskite-type oxidesen
dc.subjecta-site cationen
dc.subjectno plus coen
dc.subjectcatalytic combustionen
dc.subjectoxidationen
dc.subjecta=laen
dc.subjectnden
dc.subjectreductionen
dc.subjectkineticsen
dc.subjectnitrateen
dc.titleMethane combustion on La-Sr-Ce-Fe-O mixed oxides: bifunctional synergistic action of SrFeO3-x and CeOx phasesen
heal.typejournalArticle-
heal.type.enJournal articleen
heal.type.elΆρθρο Περιοδικούel
heal.identifier.secondary<Go to ISI>://000168838700005-
heal.identifier.secondaryhttp://ac.els-cdn.com/S0926337300002794/1-s2.0-S0926337300002794-main.pdf?_tid=77d71e434d5547eec23843d7b8b06d6f&acdnat=1333036197_6db263f53bb6a95606b5b5e8cf8b398d-
heal.languageen-
heal.accesscampus-
heal.recordProviderΠανεπιστήμιο Ιωαννίνων. Σχολή Θετικών Επιστημών. Τμήμα Χημείαςel
heal.publicationDate2001-
heal.abstractThe catalytic deep oxidation of methane over perovskite-type mixed oxide catalysts is examined. Three groups of mixed oxides (i) La1-yCeyFeO3 (0.0 < y less than or equal to 0.5), (ii) La1-xSrxFeO3 (0.01 < x less than or equal to 0.5) and (iii) La1-x-ySrxCeyFeO3 (0.0 < x, y less than or equal to 0.3), containing La, Sr, Ce, Fe cations in various ratios were prepared and characterized by XRD, Mossbauer spectroscopy and O-2-TPD measurements. The catalysts are active in the temperature range of 440-740 degreesC. A maximum of activity appears for y = 0.3, in the series La1-yCeyFeO3 in a wide temperature range. The increase of Sr content in the series La1-xSrxFeO3 results in the enhancement of the reaction rates which is related to the presence of SrFeO3-x crystal phase that favors the surface reaction. The double substituted solids La1-x-ySrxCeyFeO3 show higher catalytic activity as compared to the activity of the two other examined perovskitic series which is related to the bifunctional synergistic action of CeO2 and SrFeO3-x crystal phases in the solids. (C) 2001 Elsevier Science B.V. All rights reserved.en
heal.publisherElsevieren
heal.journalNameApplied Catalysis B-Environmentalen
heal.journalTypepeer reviewed-
heal.fullTextAvailabilityTRUE-
Appears in Collections:Άρθρα σε επιστημονικά περιοδικά ( Ανοικτά). ΧΗΜ

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