Table 1 Real mean surface residence times for ICH \(\left( {{{{{ \bar \tau }}}_{{{0}}\_{{\rm ICH}}}}} \right)\) and ICO \(\left( {{{{{ \bar \tau }}}_{{{0}}\_{{\rm ICO}}}}} \right)\), and activation energies for CH₄ (E _CH4) and CO (E _CO) formation and adsorbed ∗COs (E∗COs) and HCOO^∗ (E _HCOO∗) conversions in CO₂ reduction at 533–573 K

\({{{ \bar \tau }}_{{\bf{0}}\_{\bf{ICH}}}}\) (s)

\({{{ \bar \tau }}_{{\bf{0}}\_{\bf{ICO}}}}\) (s)

E _CH4 (kJ  mol ⁻¹)

E _CO (kJ  mol ⁻¹)

E∗_COs (kJ  mol ⁻¹)

E _HCOO ∗(kJ  mol ⁻¹)