Research Article
Reduced Graphene Oxide/Gold Nanoparticles Modified Screen-Printed Electrode for the Determination of Palmitic Acid
Figure 4
(a) Cyclic voltammogram of (a) bare, (b) rGO, and (c) rGO/AuNP-modified SPCE in 0.1 M KCl solution containing 5.0 mM [Fe (CN)6]3−/4− solution. The scan rate was varied from 100 mV/s to 10 mV/s (a to j). Inset is the linear graph of peak current () against the square root of scan rate .
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