Probing itinerant ferromagnetism with a ferromagnet/insulator/superconductor junction (Articolo in rivista)

Type
Label
  • Probing itinerant ferromagnetism with a ferromagnet/insulator/superconductor junction (Articolo in rivista) (literal)
Anno
  • 2009-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1103/PhysRevB.80.012503 (literal)
Alternative label
  • Gaetano Annunziata; Mario Cuoco; Canio Noce; Alfonso Romano; Paola Gentile (2009)
    Probing itinerant ferromagnetism with a ferromagnet/insulator/superconductor junction
    in Physical review. B, Condensed matter and materials physics (Online); The American Physical Society, Ridge, NY (Stati Uniti d'America)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Gaetano Annunziata; Mario Cuoco; Canio Noce; Alfonso Romano; Paola Gentile (literal)
Pagina inizio
  • 012503-1 (literal)
Pagina fine
  • 012503-4 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://prb.aps.org/abstract/PRB/v80/i1/e012503 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 80 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 4 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Laboratorio Regionale SuperMat, CNR-INFM, Baronissi, I-84081 Salerno, Italy, e Dipartimento di Fisica \"E. R. Caianiello\", Università di Salerno, Baronissi, I-84081 Salerno, Italy (literal)
Titolo
  • Probing itinerant ferromagnetism with a ferromagnet/insulator/superconductor junction (literal)
Abstract
  • A ferromagnet/insulator/superconductor ballistic junction is used to distinguish the contributions due to exchange splitting and spin-dependent mass renormalization of up- and down-spin bands in itinerant ferromagnets. The study is performed within the Blonder-Tinkham-Klapwijk approach and by solving the corresponding Bogoliubov-de Gennes equations in a way to get the current flux across the junction. The averaged differential conductance is shown to exhibit features that depend on the strength of the mass and the exchange splitting while the knowledge of the transmission critical angle provides a mean to measure the mass asymmetry among up and down carriers. (literal)
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