Temperature effects in barium sorption on natural kaolinite and chlorite-illite clays

dc.citation.epage48en_US
dc.citation.issueNumber1en_US
dc.citation.spage43en_US
dc.citation.volumeNumber260en_US
dc.contributor.authorShahwan, T.en_US
dc.contributor.authorErten, H. N.en_US
dc.date.accessioned2016-02-08T10:26:15Z
dc.date.available2016-02-08T10:26:15Z
dc.date.issued2004en_US
dc.departmentDepartment of Chemistryen_US
dc.description.abstractThe sorption of Ba2+ ion on natural kaolinite and chlorite-illite clays was investigated at different initial concentrations and temperatures using the radiotracer method. The sorption data were well described by Freundlich and Dubinin-Radushkevich isotherms. Ba2+ sorption on both clays showed an exothermic behavior with ΔH° (kJ/mol) values being -7 and -5 for sorption on kaolinite and chlorite illite mixed clay, respectively. The ΔG° values indicate that the sorption was spontaneous with sorption energies corresponding to ion-exchange type sorption. X-ray diffraction studies showed that no significant change in the matrix of the clays occurred upon Ba2+ sorption.en_US
dc.description.provenanceMade available in DSpace on 2016-02-08T10:26:15Z (GMT). No. of bitstreams: 1 bilkent-research-paper.pdf: 70227 bytes, checksum: 26e812c6f5156f83f0e77b261a471b5a (MD5) Previous issue date: 2004en
dc.identifier.doi10.1023/B:JRNC.0000027059.66424.b4en_US
dc.identifier.issn0236-5731
dc.identifier.urihttp://hdl.handle.net/11693/24239
dc.language.isoEnglishen_US
dc.publisherAkademiai Kiado Rt.en_US
dc.relation.isversionofhttp://dx.doi.org/10.1023/B:JRNC.0000027059.66424.b4en_US
dc.source.titleJournal of Radioanalytical and Nuclear Chemistryen_US
dc.subjectAluminum silicateen_US
dc.subjectBarium ionen_US
dc.subjectChlorine derivativeen_US
dc.subjectTraceren_US
dc.subjectConcentration (parameters)en_US
dc.subjectIon exchangeen_US
dc.subjectIsothermen_US
dc.subjectTemperature sensitivityen_US
dc.subjectX ray diffractionen_US
dc.titleTemperature effects in barium sorption on natural kaolinite and chlorite-illite claysen_US
dc.typeArticleen_US

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