Zn vacancy induced green luminescence on non-polar surfaces in ZnO nanostructures (Articolo in rivista)

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Label
  • Zn vacancy induced green luminescence on non-polar surfaces in ZnO nanostructures (Articolo in rivista) (literal)
Anno
  • 2014-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1038/srep05158 (literal)
Alternative label
  • Fabbri, F.; Villani, M.; Catellani, A.; Calzolari, A.; Cicero, G.; Calestani, D.; Calestani, G.; Zappettini, A.; Dierre, B.; Sekiguchi, T.; Salviati, G. (2014)
    Zn vacancy induced green luminescence on non-polar surfaces in ZnO nanostructures
    in Scientific reports (Nature Publishing Group); NATURE PUBLISHING GROUP,, LONDON (Regno Unito)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Fabbri, F.; Villani, M.; Catellani, A.; Calzolari, A.; Cicero, G.; Calestani, D.; Calestani, G.; Zappettini, A.; Dierre, B.; Sekiguchi, T.; Salviati, G. (literal)
Pagina inizio
  • 5158 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://www.nature.com/srep/2014/140604/srep05158/full/srep05158.html (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 4 (literal)
Rivista
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  • 6 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • IMEM-CNR Institute, Parco Area delle Scienze 37/A, 43124 Parma (Italy); CNR-NANO, Istituto Nanoscienze, Centro S3, 41125 Modena, Italy; Dipartimento Scienza Applicata e Tecnologia, Politecnico of Torino, Torino, Italy; Dipartimento di Chimica GIAF, Universita' di Parma, Parco Area delle Scienze 17A, 43100 Parma (Italy); Nano Device Characterization group, Advanced Electronic Materials Center, National Institute for Materials Science, 1-1 Namiki, Tsukuba, Ibaraki, 305-0044 (Japan) (literal)
Titolo
  • Zn vacancy induced green luminescence on non-polar surfaces in ZnO nanostructures (literal)
Abstract
  • Although generally ascribed to the presence of defects, an ultimate assignment of the different contributions to the emission spectrum in terms of surface states and deep levels in ZnO nanostructures is still lacking. In this work we unambiguously give first evidence that zinc vacancies at the (1010) nonpolar surfaces are responsible for the green luminescence of ZnO nanostructures. The result is obtained by performing an exhaustive comparison between spatially resolved cathodoluminescence spectroscopy and imaging and ab initio simulations. Our findings are crucial to control undesired recombinations in nanostructured devices. (literal)
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