Molecular Modification Strategies for Enhancing CO<sub>2</sub> Electroreduction

Electrocatalytic CO<sub>2</sub> reduction reaction (CO<sub>2</sub>RR) is a crucial technology for achieving carbon cycling and renewable energy conversion, yet it faces challenges such as complex reaction pathways, competition for intermediate adsorption, and low product sele...

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Bibliographic Details
Main Authors: Yali Wang, Leibing Chen, Guoying Li, Jing Mei, Feng Zhang, Jiaxing Lu, Huan Wang
Format: Article
Language:English
Published: MDPI AG 2025-07-01
Series:Molecules
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Online Access:https://www.mdpi.com/1420-3049/30/14/3038
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Summary:Electrocatalytic CO<sub>2</sub> reduction reaction (CO<sub>2</sub>RR) is a crucial technology for achieving carbon cycling and renewable energy conversion, yet it faces challenges such as complex reaction pathways, competition for intermediate adsorption, and low product selectivity. In recent years, molecular modification has emerged as a promising strategy. By adjusting the surface properties of catalysts, molecular modification alters the electronic structure, steric hindrance, promotes the adsorption of reactants, stabilizes intermediates, modifies the hydrophilic–hydrophobic environment, and regulates pH, thereby significantly enhancing the conversion efficiency and selectivity of CO<sub>2</sub>RR. This paper systematically reviews the modification strategies and mechanisms of molecularly modified materials in CO<sub>2</sub>RR. By summarizing and analyzing the existing literature, this review provides new perspectives and insights for future research on molecularly modified materials in electrocatalytic CO<sub>2</sub> reduction.
ISSN:1420-3049