Figure 4.

Cyclic voltammetric curves for the electrooxidation of methanol (sweep rate: 50 mV s-1, 0.5 mol L-1 H2SO4, 2 mol L-1 CH3OH, 298 K) with the following electrocatalysts. (a) graphene; (b) graphene/Au@Pt NRs; (c) graphene/Au@Pt0.34Ag0.66 NRs; (d) graphene/Au@Pt0.57Ag0.43 NRs; (e) graphene/Au@Pt0.64Ag0.36 NRs.

Feng et al. Nanoscale Research Letters 2011 6:551   doi:10.1186/1556-276X-6-551
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