Table 1: Summary of all studies configurations.

Sample IDMEA1MEA2MEA3EA1EA2*PA1PA2*

C/Nafion2.52.5
C/PTFE2.52.5
Pt layer1233333
Layer 1 Pt loading (mg/cm2)0.050.0250.0150.0150.0150.0150.015
Layer 2 Pt loading (mg/cm2)0.0250.0150.0150.0150.0150.015
Layer 3 Pt loading (mg/cm2)0.020.020.020.020.02

A CN with ratio 1 : 1 has been used at the anode.