Quantum Mechanical and Rice-Ramsperger-Kassel-Marcus Investigation of the Thermal Unimolecular Decomposition of CF2BrO and CF2ClO Radicals

dc.contributor.authorE. Drougasen
dc.contributor.authorAgnie M. Kosmasen
dc.contributor.authorA.F. Jalbouten
dc.date.accessioned2015-11-24T16:45:52Z
dc.date.available2015-11-24T16:45:52Z
dc.identifier.urihttps://olympias.lib.uoi.gr/jspui/handle/123456789/8996
dc.rightsDefault Licence-
dc.titleQuantum Mechanical and Rice-Ramsperger-Kassel-Marcus Investigation of the Thermal Unimolecular Decomposition of CF2BrO and CF2ClO Radicalsen
heal.abstractQuantum mechanical and Rice-Ramsperger-Kassel-Marcus calculations are carried out to study the thermal unimolecular decomposition of CF2XO radicals (X ) Br, Cl). Two kinds of dissociation mechanisms are possible, carbon-halogen bond scission and intramolecular three-center XF elimination. It should be noted that the three-center direct XF elimination has only been able to be characterized at the B3LYP level. X-atom elimination is shown to be the dominant reaction pathway, whereas C-F bond scission and XF elimination have been found to exhibit high energy barriers. On the basis of the ab initio data, energy-specific rate constants k(E) and thermal rate constants k(T,P) are evaluated using master equation numerical analysis.en
heal.accesscampus-
heal.fullTextAvailabilityTRUE-
heal.identifier.primary10.1021/jp040104m-
heal.identifier.secondaryhttp://blogs.sch.gr/vdrougas/files/2012/11/16.pdf-
heal.journalNameJ. Phys. Chem. Aen
heal.journalTypepeer reviewed-
heal.languageen-
heal.publicationDate2004-
heal.publisherAmerican Chemical Societyen
heal.recordProviderΠανεπιστήμιο Ιωαννίνων. Σχολή Θετικών Επιστημών. Τμήμα Χημείαςel
heal.typejournalArticle-
heal.type.elΆρθρο Περιοδικούel
heal.type.enJournal articleen

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