Research Article

The Effect of Surface Functionalization on the Immobilization of Gold Nanoparticles on Graphene Sheets

Figure 3

UV-vis absorption spectra of colloid gold solution and centrifugal suspension in the presence of highly dispersive graphene/Au (a), carboxylic acid functionalized graphene /Au (b), and thiol-functionalized graphene/Au hybrids (c).
329318.fig.003a
(a)
329318.fig.003b
(b)
329318.fig.003c
(c)