Please use this identifier to cite or link to this item: http://hdl.handle.net/2445/117634
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dc.contributor.authorCastaño Linares, Óscar-
dc.contributor.authorCavallaro, Andrea-
dc.contributor.authorPalau Masoliver, Anna-
dc.contributor.authorGonzález, J. C.-
dc.contributor.authorRossell, Marta Dàcil-
dc.contributor.authorPuig, Teresa-
dc.contributor.authorPiñol, S.-
dc.contributor.authorMestres Andreu, Narcís-
dc.contributor.authorSandiumenge Ortiz, Felip-
dc.contributor.authorPomar Barbeito, Alberto-
dc.contributor.authorObradors, Xavier-
dc.date.accessioned2017-11-10T17:03:05Z-
dc.date.available2017-11-10T17:03:05Z-
dc.date.issued2003-06-02-
dc.identifier.issn1051-8223-
dc.identifier.urihttp://hdl.handle.net/2445/117634-
dc.description.abstractThe influence of porosity on the superconducting properties have been investigated on YBa/sub 2/Cu/sub 3/O/sub 7/ thin films deposited on LaAlO/sub 3/ [100] substrates by the so-called Trifluoroacetate (TFA) route. Micro-Raman spectroscopy have been used to determine the concentration of c-axis grains /spl delta/ in different samples and their influence on the final film porosity as observed from SEM imaging. This has been compared with measurements of resistivity and critical currents in the same samples. We prove that this /spl delta/ fraction is the main parameter controlling the porosity and hence the normal-state resistivity of the thin films. The optimization of the microstructure of these YBa/sub 2/Cu/sub 3/O/sub 7/ TFA films allow to have high critical currents : J/sub c/ = 3 /spl times/ 10/sup 6/ A/cm/sup 2/ at 77 K.-
dc.format.extent4 p.-
dc.format.mimetypeapplication/pdf-
dc.language.isoeng-
dc.publisherInstitute of Electrical and Electronics Engineers (IEEE)-
dc.relation.isformatofReproducció del document publicat a: https://doi.org/10.1109/TASC.2003.811832-
dc.relation.ispartofIEEE Transactions on Applied Superconductivity, 2003, vol. 13, num. 2, p. 2504-2507-
dc.relation.urihttps://doi.org/10.1109/TASC.2003.811832-
dc.rights(c) Institute of Electrical and Electronics Engineers (IEEE), 2003-
dc.sourceArticles publicats en revistes (Enginyeria Electrònica i Biomèdica)-
dc.subject.classificationPel·lícules fines-
dc.subject.classificationPorositat-
dc.subject.classificationSuperconductivitat-
dc.subject.classificationRevestiments-
dc.subject.otherThin films-
dc.subject.otherPorosity-
dc.subject.otherSuperconductivity-
dc.subject.otherCoatings-
dc.titleInfluence of porosity on the critical currents of trifluoroacetate-MOD YBa2Cu3O7 films-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.identifier.idgrec674088-
dc.date.updated2017-11-10T17:03:05Z-
dc.rights.accessRightsinfo:eu-repo/semantics/openAccess-
Appears in Collections:Articles publicats en revistes (Enginyeria Electrònica i Biomèdica)

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