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Influence of the Metallic Load of Pt/C and Pt0.6-Ru0.4/C Nanowires on the Electrochemical Oxidation of Methanol in Acid Medium

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Figure

Figure 1. X-ray diffraction patterns obtained for the electrocatalysts prepared by the chemical reduction method
Table 1 contains the structural parameters of the mean crystallite size and the lattice parameter
Figure 2.  TEM micrographs of the nanowires Pt/C (A) (40%), Pt0.6Ru0.4/C (20%) (B) and Pt0.6Ru0.4/C (40%) determined by chemical reduction method
Figure 3 . Cyclic voltammograms (second cycle) performed on the nanowires of: Pt/C 20%, Pt/C 30%, Pt/C 40%, Pt0.6Ru0.4/C 20%, Pt0.6Ru0.4/C 30%, Pt0.6Ru0.4/C 40% in the supporting electrolyte (0.5 mol L1 H2SO4) at ν = 20 mV s1
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