Please use this identifier to cite or link to this item: https://olympias.lib.uoi.gr/jspui/handle/123456789/14153
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dc.contributor.authorPanagiotopoulos, I.en
dc.contributor.authorMoutis, N.en
dc.contributor.authorZiese, M.en
dc.contributor.authorBollero, A.en
dc.date.accessioned2015-11-24T17:35:38Z-
dc.date.available2015-11-24T17:35:38Z-
dc.identifier.issn0304-8853-
dc.identifier.urihttps://olympias.lib.uoi.gr/jspui/handle/123456789/14153-
dc.rightsDefault Licence-
dc.subjectmagnetoresistanceen
dc.subjectmanganitesen
dc.subjectgrain boundaryen
dc.subjectferromagnetic transition-temperatureen
dc.subjectlow-field magnetoresistanceen
dc.subjectelectrical-resistivityen
dc.subjectmagnetic-propertiesen
dc.subjectthin-filmsen
dc.subjectboundaryen
dc.subjectla0.8ca0.2mno3en
dc.subjectmanganitesen
dc.titleMagnetoconductance and hysteresis in milled La0.67Sr0.33MnO3 powder compactsen
heal.typejournalArticle-
heal.type.enJournal articleen
heal.type.elΆρθρο Περιοδικούel
heal.identifier.primaryDOI 10.1016/j.jmmm.2005.03.088-
heal.identifier.secondary<Go to ISI>://000234666800013-
heal.languageen-
heal.accesscampus-
heal.recordProviderΠανεπιστήμιο Ιωαννίνων. Σχολή Θετικών Επιστημών. Τμήμα Μηχανικών Επιστήμης Υλικώνel
heal.publicationDate2006-
heal.abstractMagnetic and magnetotransport properties are presented for a series of La2/3Sr1/3MnO3 powder samples with different grain sizes produced by high-energy ball milling. The magnetoconductivity shows a typical low field contribution superimposed on a linear high field dependence. In grain sizes of several microns the field value Hp at which the conductivity is minimized is substantially larger than the coercive field H-C indicating that the process of interfacial spin alignment which governs the magnetoconductive response is decoupled from that in the bulk of the grain which defines the magnetization hysteresis. In intensively milled samples, having grain sizes approaching the single domain size, the values of H-p and H-C converge and low field magnetoconductivity scales with 1/3M(2). (C) 2005 Elsevier B.V. All rights reserved.en
heal.publisherElsevieren
heal.journalNameJournal of Magnetism and Magnetic Materialsen
heal.journalTypepeer reviewed-
heal.fullTextAvailabilityTRUE-
Appears in Collections:Άρθρα σε επιστημονικά περιοδικά ( Ανοικτά)

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