Non-neutral catalyst and reaction energy recovery to minimize the energy consumption for hydrogen production by recyclably indirect H2O electrolysis and CO2 capture

[Display omitted] •Recyclable electro-driven process of CO2 capture and indirect H2O electrolysis.•Non-neutral Ni based catalyst was developed to achieve single-atom catalysis.•Catalyst regeneration is achieved with high activity site.•DFT model and energy recovery model are developed.•Energy consum...

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