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dc.contributor.author
Ranieri, M. G. A.
dc.contributor.author
Cilense, M.
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Aguiar, E.C.
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Simões, A. Z.
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Ponce, Miguel Adolfo
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Longo, E.
dc.date.available
2019-05-10T19:05:28Z
dc.date.issued
2017-07
dc.identifier.citation
Ranieri, M. G. A.; Cilense, M.; Aguiar, E.C.; Simões, A. Z.; Ponce, Miguel Adolfo; et al.; La0.5Sm0.5FeO3: a new candidate for magneto-electric coupling at room temperature; Springer; Journal of Materials Science: Materials in Electronics; 28; 14; 7-2017; 10747-10757
dc.identifier.issn
0957-4522
dc.identifier.uri
http://hdl.handle.net/11336/76081
dc.description.abstract
Samarium substituted lanthanum orthoferrite La0:5Sm0:5FeO3 thin film has been prepared by soft chemical method. A single perovskite phase with orthorhombic crystallographic structure was attained. Magnetic and ferroelectric orderings of the film is observed at room temperature (RT). The magnetization of the sample measured at room temperature increases non-linearly with the increase of magnetic field, which suggests the presence of dipole–dipole/exchange interaction in the sample. The resistivity measured in the temperature range 25–375 °C showed that the film is a semiconducting material with low resistivity. The Cole–Cole model reveals different grain boundaries electrical resistance caused by the equilibrium concentration of oxygen vacancies in orthoferrite and that the addition of samarium results in loss of oxygen during sintering. The ferroelectric behaviour of La0:5Sm0:5FeO3 at RT is also confirmed by its capacitance–voltage (C–V) characteristic suggesting a weak ferroelectric behaviour at room temperature. The variation of dielectric constant as a function of frequency predicts the presence of spontaneous polarization in the sample. The semiconductor electrical behavior of the La0:5Sm0:5FeO3 is mainly composed of tunneling current.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Springer
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Sensores
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Samarium
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Magnetism
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Perovskite
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Leakage Current Density
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Schottky Barrier Height
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Lafeo3
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Space Charge Polarization
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Recubrimientos y Películas
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Ingeniería de los Materiales
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INGENIERÍAS Y TECNOLOGÍAS
dc.title
La0.5Sm0.5FeO3: a new candidate for magneto-electric coupling at room temperature
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2019-05-06T14:19:07Z
dc.identifier.eissn
1573-482X
dc.journal.volume
28
dc.journal.number
14
dc.journal.pagination
10747-10757
dc.journal.pais
Alemania
dc.journal.ciudad
Berlín
dc.description.fil
Fil: Ranieri, M. G. A.. Universidade Estadual Paulista Julio de Mesquita Filho; Brasil
dc.description.fil
Fil: Cilense, M.. Universidade Estadual Paulista Julio de Mesquita Filho; Brasil
dc.description.fil
Fil: Aguiar, E.C.. Universidade Federal do Mato Grosso do Sul; Brasil
dc.description.fil
Fil: Simões, A. Z.. Universidade Estadual Paulista Julio de Mesquita Filho; Brasil
dc.description.fil
Fil: Ponce, Miguel Adolfo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mar del Plata. Instituto de Investigaciones en Ciencia y Tecnología de Materiales. Universidad Nacional de Mar del Plata. Facultad de Ingeniería. Instituto de Investigaciones en Ciencia y Tecnología de Materiales; Argentina
dc.description.fil
Fil: Longo, E.. Universidade Estadual Paulista Julio de Mesquita Filho; Brasil
dc.journal.title
Journal of Materials Science: Materials in Electronics
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1007/s10854-017-6851-4
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://link.springer.com/article/10.1007%2Fs10854-017-6851-4
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