Dipolar interactions in ferromagnetic thin films (Articolo in rivista)

Type
Label
  • Dipolar interactions in ferromagnetic thin films (Articolo in rivista) (literal)
Anno
  • 2007-01-01T00:00:00+01:00 (literal)
Alternative label
  • Gerruti, B; Zapperi, S (2007)
    Dipolar interactions in ferromagnetic thin films
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Gerruti, B; Zapperi, S (literal)
Pagina inizio
  • 265 (literal)
Pagina fine
  • 267 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 143 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Univ Roma La Sapienza, CNR, INFM, I-00185 Rome, Italy (literal)
Titolo
  • Dipolar interactions in ferromagnetic thin films (literal)
Abstract
  • We introduce a discrete model describing the motion of a zigzag domain wall in a disordered ferromagnet with in-plane magnetization, driven by an external magnetic field. The main ingredients are dipolar interactions and anisotropy. We investigate the dynamic hysteresis by analyzing the effects of external field frequency on the coercive field by Monte Carlo simulations. Our results are in good agreement with experiments on Fe/GaAs films reported in literature, and we conclude that dynamic hysteresis in this case can be explained by a single propagating domain wall model without invoking domain nucleation. (literal)
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