Growth of defect-free GaP nanowires (Articolo in rivista)

Type
Label
  • Growth of defect-free GaP nanowires (Articolo in rivista) (literal)
Anno
  • 2014-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1088/0957-4484/25/20/205601 (literal)
Alternative label
  • Husanu E.[ 1,2 ]; Ercolani D.[ 1,2 ] ; Gemmi M.[ 3 ]; Sorba L.[ 1,2 ] (2014)
    Growth of defect-free GaP nanowires
    in Nanotechnology (Bristol. Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Husanu E.[ 1,2 ]; Ercolani D.[ 1,2 ] ; Gemmi M.[ 3 ]; Sorba L.[ 1,2 ] (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://www.scopus.com/inward/record.url?eid=2-s2.0-84899802162&partnerID=q2rCbXpz (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 25 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 20 (literal)
Note
  • Scopu (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • [ 1 ] NEST Scuola Normale Super, I-56127 Pisa, Italy [ 2 ] CNR, Ist Nanosci, I-56127 Pisa, Italy [ 3 ] Ist Italiano Tecnol, Ctr Nanotechnol Innovat NEST, I-56127 Pisa, Italy (literal)
Titolo
  • Growth of defect-free GaP nanowires (literal)
Abstract
  • The crystal structure of GaP nanowires grown by Au-assisted chemical beam epitaxy was investigated as a function of group V flux and growth temperature. By increasing the tertiarybutyl phosphine flux we obtained nanowires with a stacking defect-free wurtzite crystal structure. Variation of growth temperature also had a profound impact on the crystal structure. Lowering the growth temperature from 600 to 560 °C and keeping constant both triethylgallium and tertiarybutyl phosphine precursor fluxes, the crystal structure of GaP NWs was drastically improved from a highly defective intergrowth of zinc-blende and wurtzite to a wurtzite crystal structure free of stacking defects. These results are compared to current literature on GaP NW growth, and we suggest that the low V/III ratio is the key ingredient for the high crystal quality of our GaP nanowires. © 2014 IOP Publishing Ltd. (literal)
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