ZrO2-supported α-MnO2: Improving low-temperature activity and stability for catalytic oxidation of methane

Effect of CO2 and H2O on on-stream methane oxidation over the 2MnO2/1ZrO2 sample at 400 °C (Reaction conditions: 1000 ppm CH4, 10% O2, and N2 balance, total flow rate: 300 mL/min, 0.4 g catalyst and 0.6 g quartz sands).133