Figure 3.

The comparative LSV curves of the hexagonal Ag/Pt nanoshells, spherical Ag/Pt nanoparticles and Pt nanoparticles for electroreducing oxygen. Electrolyte: 1 M H2SO4(aq), Scan rate: 20 mV/s. The weight of hexagonal Ag/Pt nanoshells, spherical Ag/Pt nanocatalysts and spherical Pt nanoparticles: 5 × 10−2 mg

Lee et al. Nanoscale Research Letters 2008 4:193-196   doi:10.1007/s11671-008-9224-3