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dc.contributor.author
Aguirre, María del Carmen
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dc.contributor.author
Urreta, Silvia Elena
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dc.contributor.author
Bercoff, Paula Gabriela
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dc.date.available
2023-08-02T17:07:44Z
dc.date.issued
2022-01
dc.identifier.citation
Aguirre, María del Carmen; Urreta, Silvia Elena; Bercoff, Paula Gabriela; Microstructure dependence of magnetization mechanisms in Co-Fe thick films; Springer; Journal of Materials Science; 57; 3; 1-2022; 1890-1901
dc.identifier.issn
0022-2461
dc.identifier.uri
http://hdl.handle.net/11336/206585
dc.description.abstract
Magnetization reversal mechanisms in electrodeposited Co100−xFex (x = 0; 20; 30; 50) films are investigated by measuring the angular dependence of coercivity and relative remanence at room temperature. Deposition is performed onto Cu substrates using the pulse-reverse plating technique under nearly zero-field (B0 condition) and under a constant magnetic field of 100 mT (B100 condition), which is applied perpendicular to the Cu substrate, providing different microstructural scenarios according to composition, grain shape and size, film thickness and crystallographic texture. Iron-containing films deposited under the magnetic field are thinner, low textured and exhibit a smaller grain size scale. Films are soft ferromagnetic, with a nearly in-plane easy axis. The B100 condition and the iron content promote larger coercivities, independently of composition, the film thickness and the relative orientation between the film plane and the applied field. The angular dependence of coercivity reaches a maximum near 75–80° and a minimum near 90°, the hard axis direction. This maximum arises from a transition from a magnetization switching mechanism controlled by domain wall depinning to another one, controlled by inverse domain nucleation inside the grains. This transition is mainly controlled by grain size; it disappears when localized nucleation of inverse domains becomes less competitive (more difficult) by extensive exchange coupling of small grains.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Springer
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dc.rights
info:eu-repo/semantics/restrictedAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
MAGNETIZATION MECHANISMS
dc.subject
Fe-Co ALLOY
dc.subject
TICK FILMS
dc.subject
ELECTRODEPOSITION
dc.subject.classification
Otras Ciencias Físicas
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dc.subject.classification
Ciencias Físicas
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dc.subject.classification
CIENCIAS NATURALES Y EXACTAS
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dc.title
Microstructure dependence of magnetization mechanisms in Co-Fe thick films
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2023-07-07T21:40:18Z
dc.identifier.eissn
1573-4803
dc.journal.volume
57
dc.journal.number
3
dc.journal.pagination
1890-1901
dc.journal.pais
Alemania
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dc.description.fil
Fil: Aguirre, María del Carmen. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Física Enrique Gaviola. Universidad Nacional de Córdoba. Instituto de Física Enrique Gaviola; Argentina
dc.description.fil
Fil: Urreta, Silvia Elena. Universidad Nacional de Córdoba. Facultad de Matemática, Astronomía y Física; Argentina
dc.description.fil
Fil: Bercoff, Paula Gabriela. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Física Enrique Gaviola. Universidad Nacional de Córdoba. Instituto de Física Enrique Gaviola; Argentina
dc.journal.title
Journal of Materials Science
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dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://link.springer.com/10.1007/s10853-021-06746-9
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1007/s10853-021-06746-9
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