Research Article

A Platinum Monolayer Core-Shell Catalyst with a Ternary Alloy Nanoparticle Core and Enhanced Stability for the Oxygen Reduction Reaction

Figure 5

ORR polarization curves of PdNi@Pt/C, IrNi@Pt/C, Pd1Ir1@Pt/C, Pd1Ir1Ni2@Pt/C, and 20% JM-Pt/C, each in 0.1 M HClO4.