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dc.contributor.authorMpoukouvalas, K.en
dc.contributor.authorTurp, D.en
dc.contributor.authorWagner, M.en
dc.contributor.authorMullen, K.en
dc.contributor.authorButt, H. J.en
dc.contributor.authorFloudas, G.en
dc.date.accessioned2015-11-24T18:30:05Z-
dc.date.available2015-11-24T18:30:05Z-
dc.identifier.issn1520-6106-
dc.identifier.urihttps://olympias.lib.uoi.gr/jspui/handle/123456789/16333-
dc.rightsDefault Licence-
dc.subjectanionsen
dc.subjectelectrolytesen
dc.subjectstabilizationen
dc.subjectconductivityen
dc.subjectactivationen
dc.subjectconstanten
dc.subjectliquidsen
dc.subjectmediaen
dc.titleDissociation and Charge Transport in Salts of Dendronized Ions in Solvents of Low Polarityen
heal.typejournalArticle-
heal.type.enJournal articleen
heal.type.elΆρθρο Περιοδικούel
heal.identifier.primaryDoi 10.1021/Jp201324m-
heal.identifier.secondary<Go to ISI>://000290427100012-
heal.identifier.secondaryhttp://pubs.acs.org/doi/pdfplus/10.1021/jp201324m-
heal.languageen-
heal.accesscampus-
heal.recordProviderΠανεπιστήμιο Ιωαννίνων. Σχολή Επιστημών και Τεχνολογιών. Τμήμα Βιολογικών Εφαρμογών και Τεχνολογιώνel
heal.publicationDate2011-
heal.abstractThe ion dissociation and transport properties of a series of tetrabutylammonium salts (TBA(+)) of rigidly dendronized anions with various sizes have been investigated in toluene, THF, and chloroform for a range of concentrations with dielectric spectroscopy and diffusion ordered spectroscopy (DOSY)-NMR This is one of the first cases that one can study salts in low polarity solvents. The new synthetic approach increases the solubility and allows for investigation of both steric hindrance as well as electronic effects in producing weakly coordinating anions. We found that steric effects promote ion dissociation. In addition, fluorine substitution in the dendritic corona screens the electrostatic interactions and leads to increased dissociation. From the degree of dissociation and the measured diffusion coefficients, the free anion and cation diffusion coefficients were extracted and compared for the different dendrimer generations.en
heal.journalNameJournal of Physical Chemistry Ben
heal.journalTypepeer reviewed-
heal.fullTextAvailabilityTRUE-
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