Gram-Scale Synthesis of Pt-Cu Nanowires with Enhanced Electrocatalytic Activity towards Methanol Oxidation Reaction

Figure 6

Cyclic voltammetry curve of five different catalysts in (a) 0.5 M H₂SO₄ and (b) 0.5 M H₂SO₄ + 1 M CH₃OH for MOR at a sweep rate of 50 mV s^-1. (c) The histogram of catalytic activities of these five catalysts at 0.45 and 0.6 V. (d) CA curves recorded at 0.6 V for MOR in 0.5 M H₂SO₄ containing 1 M CH₃OH.

(a)

(b)

(c)

(d)