Multigram scale, solventless, and diffusion-controlled route to highly monodisperse PbS nanocrystals (Articolo in rivista)

Type
Label
  • Multigram scale, solventless, and diffusion-controlled route to highly monodisperse PbS nanocrystals (Articolo in rivista) (literal)
Anno
  • 2006-01-01T00:00:00+01:00 (literal)
Alternative label
  • Cademartiri, L; Bertolotti, J; Sapienza, R; Wiersma, DS; von Freymann, G; Ozin, GA (2006)
    Multigram scale, solventless, and diffusion-controlled route to highly monodisperse PbS nanocrystals
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Cademartiri, L; Bertolotti, J; Sapienza, R; Wiersma, DS; von Freymann, G; Ozin, GA (literal)
Pagina inizio
  • 671 (literal)
Pagina fine
  • 673 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 110 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Univ Toronto, Dept Chem, Mat Chem Res Grp, Lash Miller Chem Labs, Toronto, ON M5S 3H6, Canada; Univ Florence, European Lab NonLinear Spect, LENS, I-50019 Florence, Italy; Univ Florence, INFM, MATIS, I-50019 Florence, Italy (literal)
Titolo
  • Multigram scale, solventless, and diffusion-controlled route to highly monodisperse PbS nanocrystals (literal)
Abstract
  • High-quality PbS nanocrystals were produced in multigram-scale quantities through a solventless, heterogeneous, and relatively green route. The heterogeneous nature of this reaction allows one to limit the diffusion in the system, allowing for unprecedented monodispersity and quality of the product demonstrated by a full-width at half-maximum of the photoluminescence peak (PL fwhm) as low as 52 meV, a Stokes shift as low as 10 meV, and a quantum yield (QY) of 40%. The growth of the nanocrystals is interpreted in the framework of a diffusion-control led Ostwald growth in conditions of strong supersaturation. (literal)
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