Anthropogenic carbon emissions and rising global energy demand are continuously intensifying the urgent need for immediate technological advancements for their mitigation.The electrochemical conversion of carbon dioxi...Anthropogenic carbon emissions and rising global energy demand are continuously intensifying the urgent need for immediate technological advancements for their mitigation.The electrochemical conversion of carbon dioxide(CO_(2))and carbon monoxide(CO)into valuable chemicals,such as ethylene,acetate,ethanol and propanol is attracting significant attention as a solution to the CO_(2)emissions and energy crisis.Electrocatalytic production of propanol from CO_(2)/CO offers a more cost-effective alternative to conventional manufacturing processes.Yet,electrocatalytic CO_(2)/CO-to-propanol synthesis is hindered by substantial thermodynamic barriers,low Faraday efficiency,poor energy efficiency,and complex coupling mechanisms between C1 and C2 active intermediates.Given these challenges,a deeper understanding of the CO_(2)/CO-to-propanol conversion mechanism and the characteristics of effective catalysts is crucial.This timely review provides a comprehensive overview of the latest advancements in catalyst design,reaction conditions and electrode-electrolyte interface chemistry for CO_(2)/CO reduction to propanol across a broad range of catalyst substrates.This review also highlights the fundamental limitations and prospects in propanol production through electrocatalytic reduction of CO_(2)/CO,offering valuable insights into the emerging field.展开更多
基金supported by the National Research Foundation of Korea(NRF)(Grant No.RS-2023-00256106)the KIST Institutional Program(Grant No.2E33901).
文摘Anthropogenic carbon emissions and rising global energy demand are continuously intensifying the urgent need for immediate technological advancements for their mitigation.The electrochemical conversion of carbon dioxide(CO_(2))and carbon monoxide(CO)into valuable chemicals,such as ethylene,acetate,ethanol and propanol is attracting significant attention as a solution to the CO_(2)emissions and energy crisis.Electrocatalytic production of propanol from CO_(2)/CO offers a more cost-effective alternative to conventional manufacturing processes.Yet,electrocatalytic CO_(2)/CO-to-propanol synthesis is hindered by substantial thermodynamic barriers,low Faraday efficiency,poor energy efficiency,and complex coupling mechanisms between C1 and C2 active intermediates.Given these challenges,a deeper understanding of the CO_(2)/CO-to-propanol conversion mechanism and the characteristics of effective catalysts is crucial.This timely review provides a comprehensive overview of the latest advancements in catalyst design,reaction conditions and electrode-electrolyte interface chemistry for CO_(2)/CO reduction to propanol across a broad range of catalyst substrates.This review also highlights the fundamental limitations and prospects in propanol production through electrocatalytic reduction of CO_(2)/CO,offering valuable insights into the emerging field.
