fig5

Figure 5. (A) CV curves obtained on commercial TKK-Pt/C, MPPNs and PPNWs in 0.1 M HClO4 + 1M ethanol aqueous solution. (B) CV curves obtained on PPNWs after a durability test. (C) Chronoamperometric curves obtained on commercial TKK-Pt/C, MPPNs and PPNWs. (D) CO stripping voltammograms of Pt/C and MPPNs.