Graphene oxide coupled with gold nanoparticles for localized surface plasmon resonance based gas sensor (Articolo in rivista)

Type
Label
  • Graphene oxide coupled with gold nanoparticles for localized surface plasmon resonance based gas sensor (Articolo in rivista) (literal)
Anno
  • 2014-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/j.carbon.2013.12.048 (literal)
Alternative label
  • Cittadini, Michela; Bersani, Marco; Perrozzi, Francesco; Ottaviano, Luca; Wlodarski, Wojtek; Martucci, Alessandro (2014)
    Graphene oxide coupled with gold nanoparticles for localized surface plasmon resonance based gas sensor
    in Carbon
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Cittadini, Michela; Bersani, Marco; Perrozzi, Francesco; Ottaviano, Luca; Wlodarski, Wojtek; Martucci, Alessandro (literal)
Pagina inizio
  • 452 (literal)
Pagina fine
  • 459 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 69 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 8 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • University of Padua; University of Aquila; CNR SPIN Uos Aquila; Royal Melbourne Institute of Technology (RMIT) (literal)
Titolo
  • Graphene oxide coupled with gold nanoparticles for localized surface plasmon resonance based gas sensor (literal)
Abstract
  • An optical gas sensor was prepared by depositing graphene oxide flakes over a monolayer of gold nanoparticles, chemically attached to a functionalized fused silica substrate. The coupling between flakes and nanoparticles lead to optical changes upon exposure to different gases: in particular, we observed a shift of the surface plasmon resonance band in presence of both reducing and oxidizing gases. This effect can be explained in terms of a strong gold-graphene interaction and specifically of electron transfer between the gold nanopartides and the two-dimensional sheet of the sp2-hybridized carbons of graphene oxide. (C) 2013 Elsevier Ltd. All rights reserved. (literal)
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