Fig. 2: Iso-stoichiometric co-conversion of ethane and CO2 (ICEC).

a Catalytic performance of Zn-O-Cr ABCs (Reaction condition: Temperature = 550 °C; Reactant composition = 5% C2H6 + 5% CO2 + 90% Ar; WHSV = 7500 mL g−1cat h−1); b C2H6 and CO2 conversion, utilization of converted CO2 (\({{{\mbox{U}}}}_{{{{{{\rm{CO}}}}}}_{2}}\)) of Cr/SSZ-13, Zn/SSZ-13, and Zn3Cr1/SSZ-13 catalysts in ICEC at 550 °C; c Reaction temperature dependent performance of Zn3Cr1/SSZ-13 catalyst. d Arrhenius plots of Zn3Cr1/SSZ-13 catalyst (obtained when both C2H6 and CO2 conversions are <10 %). e C2H6 conversion and C2H4 selectivity over Zn3Cr1/SSZ-13, Zn/SSZ-13, and Cr/SSZ-13 with (green columns) /without (gray columns) CO2 at 550 °C.