Spin modes in elliptical nanorings in the vortex state: two-dimensional mapping by micro focused Brillouin light scatering (Articolo in rivista)

Type
Label
  • Spin modes in elliptical nanorings in the vortex state: two-dimensional mapping by micro focused Brillouin light scatering (Articolo in rivista) (literal)
Anno
  • 2010-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1109/TMAG.2009.2032141 (literal)
Alternative label
  • M. Madami, S. Tacchi, G. Gubbiotti, G. Carlotti, F. Montoncello, G. Capuzzo, L. Giovannini, F. Nizzoli, H. Tanigawa, T. Ono (2010)
    Spin modes in elliptical nanorings in the vortex state: two-dimensional mapping by micro focused Brillouin light scatering
    in IEEE transactions on magnetics
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • M. Madami, S. Tacchi, G. Gubbiotti, G. Carlotti, F. Montoncello, G. Capuzzo, L. Giovannini, F. Nizzoli, H. Tanigawa, T. Ono (literal)
Pagina inizio
  • 199 (literal)
Pagina fine
  • 202 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 46 (literal)
Rivista
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • CNISM, Unità di Perugia - Dipartimento di Fisica, Università di Perugia, Via A. Pascoli, I-06123 Perugia, Italy CNISM, Unità di Ferrara - Dipartimento di Fisica, Università di Ferrara, Via G. Saragat 1, I-44100 Ferrara, Italy Institute for Chemical Research, Kyoto University, Uji, Kyoto 611-0011, Japan (literal)
Titolo
  • Spin modes in elliptical nanorings in the vortex state: two-dimensional mapping by micro focused Brillouin light scatering (literal)
Abstract
  • Micro-focused and conventional Brillouin light scattering techniques have been exploited to investigate the spectrum of magnetic excitations (eigenmodes) of elliptical permalloy nanorings in the vortex ground state. The interpretation of the experimental data has been achieved using the dynamical matrix method. A careful comparison of the calculated frequency and profiles of magnetic modes with the experimental data, allowed us to identify the character of the different modes in terms of spatial symmetry and localization. In particular, the spatial extent of each mode was directly visualized by measurement of two-dimensional maps of the mode intensity over the ring surface. (literal)
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