Fig. 2.

EIS before, during and after the MEA cathode was exposed to 20 ppm ClB under 1 A cm−2 at 45 °C. Inset highlights the data of Re(Z) below 0.6 Ω cm2.

EIS before, during and after the MEA cathode was exposed to 20 ppm ClB under 1 A cm−2 at 45 °C. Inset highlights the data of Re(Z) below 0.6 Ω cm2.