Fig. 5

Operando DRIFT spectra over various catalysts. Conditions: 593 K, 0.1 MPa. CO2&H2 refers to the mixed gas of H2/CO2/Ar = 3/1/0.2; CO&H2 refers to the mixed gas of H2/CO/Ar = 3/1/0.2

Operando DRIFT spectra over various catalysts. Conditions: 593 K, 0.1 MPa. CO2&H2 refers to the mixed gas of H2/CO2/Ar = 3/1/0.2; CO&H2 refers to the mixed gas of H2/CO/Ar = 3/1/0.2