Expeditious Synthesis of Water Soluble, Monolayer Protected Gold Nanoparticles of Controlled Size and Monolayer Composition (Articolo in rivista)

Type
Label
  • Expeditious Synthesis of Water Soluble, Monolayer Protected Gold Nanoparticles of Controlled Size and Monolayer Composition (Articolo in rivista) (literal)
Anno
  • 2008-01-01T00:00:00+01:00 (literal)
Alternative label
  • F. Manea; C. Bindoli; L. Lay; L. Polizzi; P. Scrimin (2008)
    Expeditious Synthesis of Water Soluble, Monolayer Protected Gold Nanoparticles of Controlled Size and Monolayer Composition
    in Langmuir
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • F. Manea; C. Bindoli; L. Lay; L. Polizzi; P. Scrimin (literal)
Pagina inizio
  • 4120 (literal)
Pagina fine
  • 4124 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 24 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 5 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Università di Padova Università di Milano Università di venezia (literal)
Titolo
  • Expeditious Synthesis of Water Soluble, Monolayer Protected Gold Nanoparticles of Controlled Size and Monolayer Composition (literal)
Abstract
  • A protocol is reported for the preparation of water-soluble, thiol-protected An nanoparticles (Au-MPC) where dioctylamine is used as a stabilizing agent when the gold cluster is formed using the two-phase Brust and Schiffrin procedure. The amount of amine controls the size of the nanoparticles in the 1.9-8.9 nm diameter range. The final stabilization of the gold clusters by addition of functionalized thiols is performed under very mild conditions compatible with most biomolecules. The procedure is suitable for a wide variety of functional groups present in the thiol and allows one to use thiol mixtures with a precise control of their composition in the monolayer. As a proof of principle, examples of nanoparticles protected with thiols comprising functional groups ranging from polyethers, saccharides, polyamines and ammonium ions are reported. (literal)
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