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hal.structure.identifierInstitut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
dc.contributor.authorVASSEUR, Sébastien
hal.structure.identifierInstitut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
dc.contributor.authorDUGUET, Etienne
hal.structure.identifierInstitut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
dc.contributor.authorPORTIER, Josik
hal.structure.identifierInstitut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
dc.contributor.authorGOGLIO, Graziella
hal.structure.identifierInstitut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
dc.contributor.authorMORNET, Stéphane
hal.structure.identifierInstitute of Physics
dc.contributor.authorHADOVÁ, E.
hal.structure.identifierInstitute of Physics
dc.contributor.authorKNÍ?EK, Karel
hal.structure.identifierInstitute of Physics
dc.contributor.authorMARYŠKO, M.
hal.structure.identifierInstitute of Physics
dc.contributor.authorVEVERKA, P.
hal.structure.identifierInstitute of Physics
dc.contributor.authorPOLLERT, E.
dc.date.issued2006
dc.identifier.issn0304-8853
dc.description.abstractEnManganese perovskite La0.75Sr0.25MnO3 nanoparticles of the crystallite size 20–180 nm were prepared starting from citrate gel precursor by annealing in the range of 570–900 °C. It is shown that the decrease of the crystallite size leads to a gradual decrease of the magnetization and Curie temperature. The observed behaviour is a consequence of a non-collinear spin arrangement at the surface layer of crystallites, estimated to be of ~5 nm. Magnetic heating experiments were carried out with an aqueous stable suspension of a selected sample (Mit = 42 emu/g, Tc = 352 K) under an alternating field of Hmax=88mT, v = 108 kHz. The yielded values of specific absorption rate (SAR) were found to be larger than 500 W/gMn at 27 °C and 350 W/gMn at 37 °C.
dc.language.isoen
dc.publisherElsevier
dc.subject.enMagnetic hyperther
dc.subject.enManganese perovskites
dc.subject.enNanoparticles
dc.subject.enMagnetic properties
dc.title.enLanthanum manganese perovskite nanoparticles as possible in vivo mediators for magnetic hyperthermia
dc.typeArticle de revue
dc.identifier.doi10.1016/j.jmmm.2005.09.026
dc.subject.halChimie/Matériaux
bordeaux.journalJournal of Magnetism and Magnetic Materials
bordeaux.page315-320
bordeaux.volume302
bordeaux.issue2
bordeaux.peerReviewedoui
hal.identifierhal-00022139
hal.version1
hal.popularnon
hal.audienceInternationale
hal.origin.linkhttps://hal.archives-ouvertes.fr//hal-00022139v1
bordeaux.COinSctx_ver=Z39.88-2004&rft_val_fmt=info:ofi/fmt:kev:mtx:journal&rft.jtitle=Journal%20of%20Magnetism%20and%20Magnetic%20Materials&rft.date=2006&rft.volume=302&rft.issue=2&rft.spage=315-320&rft.epage=315-320&rft.eissn=0304-8853&rft.issn=0304-8853&rft.au=VASSEUR,%20S%C3%A9bastien&DUGUET,%20Etienne&PORTIER,%20Josik&GOGLIO,%20Graziella&MORNET,%20St%C3%A9phane&rft.genre=article


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