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VIS-Magneto-optical spectroscopy of ferromagnetic garnet thin films

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dc.contributor Herranz Casabona, Gervasi
dc.contributor Canillas i Biosca, Adolf
dc.creator Espínola Seral, Marina
dc.date 2015-10-21T11:01:50Z
dc.date 2015-10-21T11:01:50Z
dc.date 2015-06
dc.date.accessioned 2024-12-16T10:21:15Z
dc.date.available 2024-12-16T10:21:15Z
dc.identifier http://hdl.handle.net/2445/67385
dc.identifier.uri http://fima-docencia.ub.edu:8080/xmlui/handle/123456789/12380
dc.description Treballs Finals de Grau de Física, Facultat de Física, Universitat de Barcelona, Any: 2015, Tutors: Gervasi Herranz i Adolf Canillas
dc.description The aim of this project is to characterize the magnetic properties of Ce:YIG. The samples have a substrate of GGG which has a high magnetic activity that obscures the signal coming from the layer. Employing magneto optical Kerr e ect technique we found two wavelengths in which the high contribution of the substrate vanishes, remaining just the one from the Ce:YIG. Studying the ellipticity around those two wavelengths di erent conclusions can be reached. Representing the growth conditions of the samples with the magnetic parameters, it is deduced that the easy axis of the Ce:YIG is located in the crystal orientation (111). The dependance on the wavelength of the anisotropy eld is an unexpected result that has been obtained. This can be explained if the loop is as a superposition of the sublattices of Fe and Ce, which have di erent dependences on the wavelength. Further work will be necessary.
dc.format 5 p.
dc.format application/pdf
dc.language eng
dc.rights cc-by-nc-nd (c) Espínola Seral, 2015
dc.rights http://creativecommons.org/licenses/by-nc-nd/3.0/es/
dc.rights info:eu-repo/semantics/openAccess
dc.source Treballs Finals de Grau (TFG) - Física
dc.subject Propietats magnètiques
dc.subject Materials ferromagnètics
dc.subject Treballs de fi de grau
dc.subject Magnetic properties
dc.subject Ferromagnetic materials
dc.subject Bachelor's theses
dc.title VIS-Magneto-optical spectroscopy of ferromagnetic garnet thin films
dc.type info:eu-repo/semantics/bachelorThesis


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