The role of aluminum oxide buffer layer in organic spin-valves performance (Articolo in rivista)

Type
Label
  • The role of aluminum oxide buffer layer in organic spin-valves performance (Articolo in rivista) (literal)
Anno
  • 2009-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1063/1.3078274 (literal)
Alternative label
  • Zhan Y. Q.(1); Liu X. J.(1); Carlegrim E. (1);Li F. H.(1); Bergenti I.(2); Graziosi P.(2); Dediu V.(2);Fahlman M.(1) (2009)
    The role of aluminum oxide buffer layer in organic spin-valves performance
    in Applied physics letters
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Zhan Y. Q.(1); Liu X. J.(1); Carlegrim E. (1);Li F. H.(1); Bergenti I.(2); Graziosi P.(2); Dediu V.(2);Fahlman M.(1) (literal)
Pagina inizio
  • 053301 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://apl.aip.org/resource/1/applab/v94/i5/p053301_s1 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 94 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 5 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • 1. Linkoping Univ, Dept Phys Chem & Biol, S-58183 Linkoping, Sweden 2. CNR, ISMN, I-40129 Bologna, Italy (literal)
Titolo
  • The role of aluminum oxide buffer layer in organic spin-valves performance (literal)
Abstract
  • The electronic structures of the 8-hydroxyquinoline-aluminum (Alq(3))/Al(2)O(3)/Co interfaces were studied by photoelectron spectroscopy. A strong interface dipole was observed, which leads to a reduction in the electron injection barrier. The x-ray photoelectron spectroscopy spectra further indicate that the Al(2)O(3) buffer layer prevents the chemical interaction between Alq(3) molecules and Co atoms. X-ray magnetic circular dichroism results demonstrate that a Co layer deposited on an Al(2)O(3) buffered Alq(3) layer shows better magnetic ordering in the interface region than directly deposited Co, which suggests a better performance of spin valves with such a buffer layer. This is consistent with the recent results from [Dediu , Phys. Rev. B 78, 115203 (2008)]. (literal)
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