Electronic Band and Orbital Properties of Cs-Doped Pentacene Thin Films (Articolo in rivista)

Type
Label
  • Electronic Band and Orbital Properties of Cs-Doped Pentacene Thin Films (Articolo in rivista) (literal)
Anno
  • 2012-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1021/jp203572z (literal)
Alternative label
  • E. Annese, J. Fujii, I. Vobornik, and G. Rossi (2012)
    Electronic Band and Orbital Properties of Cs-Doped Pentacene Thin Films
    in Journal of physical chemistry. C
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • E. Annese, J. Fujii, I. Vobornik, and G. Rossi (literal)
Pagina inizio
  • 2382 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://pubs.acs.org/doi/full/10.1021/jp203572z (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 116 (literal)
Rivista
Note
  • ISI Web of Science (WOS) (literal)
  • Scopus (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Dipartimento di Fisica, Università di Modena e Reggio Emilia, via Campi 213/A, I-41100 Modena, Italy TASC Laboratory, IOM-CNR, SS 14, km 163.5, I-34149 Trieste, Italy (literal)
Titolo
  • Electronic Band and Orbital Properties of Cs-Doped Pentacene Thin Films (literal)
Abstract
  • We studied the electronic band structure of Cs-doped pentacene films grown on Cu(119). The Cs doping of pentacene films grown on Cu(119) determines relevant changes in the band structure. Angle-resolved photoemission spectroscopy reveals a formation of a new electronic state at 0.6-0.7 eV below the Fermi energy. This state results from the filling of the lowest unoccupied molecular orbital as also shown by X-ray absorption at C 1s edge. At doping level of 1.8 Cs atom per molecule it disperses, forming an electronic band of 130 meV width along the direction perpendicular to the molecular plane, while no dispersion is observed in plane. Our results indicate that the anisotropic charge delocalization mediated by Cs atoms along the molecular stacking direction takes place in doped pentacene films. (literal)
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