Diffusion dynamics during the nucleation and growth of Ge/Si nanostructures on Si(111) (Articolo in rivista)

Type
Label
  • Diffusion dynamics during the nucleation and growth of Ge/Si nanostructures on Si(111) (Articolo in rivista) (literal)
Anno
  • 2006-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1103/PhysRevLett.96.096103 (literal)
Alternative label
  • Ratto, F; Locatelli, A; Fontana, S; Kharrazi, S; Ashtaputre, S; Kulkarni, SK; Heun, S; Rosei, F (2006)
    Diffusion dynamics during the nucleation and growth of Ge/Si nanostructures on Si(111)
    in Physical review letters (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Ratto, F; Locatelli, A; Fontana, S; Kharrazi, S; Ashtaputre, S; Kulkarni, SK; Heun, S; Rosei, F (literal)
Pagina inizio
  • 1 (literal)
Pagina fine
  • 4 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 96 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 4 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 096103 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • 1. Univ Quebec, INRS Energie, Varennes, PQ J3X 1S2, Canada 2. Sincrotrone Trieste SCpA, I-34012 Trieste, Italy 3. Univ Poona, Dept Phys, DST Unit Nanosci, Pune 411007, Maharashtra, India 4. CNR, INFM, Lab Nazl TASC, I-34012 Trieste, Italy (literal)
Titolo
  • Diffusion dynamics during the nucleation and growth of Ge/Si nanostructures on Si(111) (literal)
Abstract
  • We report a low energy electron microscopy study of the relation between self-organized Ge/Si(111) nanostructures and their local environment. By comparison with Monte Carlo simulations, three-dimensional islands are shown to display a substantial tendency towards self-ordering. This tendency may result from the diffusive nature of the nucleation processes. The size of individual nanostructures does not significantly correlate with the distance between neighboring islands. Thus energetic factors are thought to govern the competition among coexisting nanostructures to capture the deposited mass. (literal)
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