H 2 /O 2 and H 2 /air AEMFC performance testing using Ni@C-MoO x as the anode and 60% Pt/C com as the cathode catalysts. Test conditions: cell temperature, 80 C; cathode humidifier temperature, 80 C; anode humidifier temperature, 65 C; H 2 flow rate, 0.5 l min -1 ; O 2 /air flow rate, 1.0 l min -1 ; and with back pressure on both anode and cathode sides, 200 kPa.