Ammonia Gas Sensing Behavior of Hybridization between Reduced Graphene Oxide and Gold Nanoparticles

Figure 2

(a) TEM image of AuNPs. (b) XRD pattern of the AuNPs. (c) Raman spectra of graphite, GO, and rGO. (d) C1s region XPS spectra of rGO and GO (inset).

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