Fig. 6From: Recycled eggshells as precursors for iron-impregnated calcium oxide catalysts for partial oxidation of methaneEffect of temperature on (a) conversion of methane, (b) selectivity for C2 hydrocarbons and carbon oxides, (c) selectivity for C3–C6 hydrocarbons, (d) C2 hydrocarbons, and (e) carbon balance and CO2 production under the experimental conditions: 10 g of 2% Fe-loaded eggshell catalyst. 800 mL/min, CH4:O2 = 3Back to article page