Figure 2. Morphology and structure of GO, N-rGO and Pt/N-rGO.
SEM images of GO (a), N-rGO (b) and Pt/N-rGO (c,d). TEM (e,f), HRTEM (g) and SAED images (h) of Pt/N-rGO. And the histograms of Pt nanoparticle size distribution in (f) for Pt/N-rGO (i).
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