摘要：电催化方法还原二氧化碳制备高附加值化学品,在降低二氧化碳浓度、平衡碳循环和储存可再生途径产生的电能等方面展现较大潜力。通过设计高效电催化剂来降低二氧化碳电催化还原过程所需的过电位并提高产物的选择性和电流密度,对电催化还原二氧化碳的发展和应用具有重要意义。本文总结了金属氧化物基材料作为电催化剂在二氧化碳电还原中的最新研究进展,深入探讨了金属氧化物在催化反应中的作用、稳定性及结构性能关系,并对金属氧化物基材料在二氧化碳电还原中未来的设计和研究方向做出思考。

摘要：电催化二氧化碳还原(ECR)制备高值化学品被认为是在碳中和背景下实现可再生能源存储及降低CO浓度的一种有效策略。为了实现此目标,催化剂的开发与设计是ECR研究的关键。单原子催化剂(SACs)因其独特的电子结构、明确的配位环境和极高的原子利用率,近年来在ECR领域引起了广泛关注。通过调节SACs的中心金属元素种类和局部配位结构,可有效调节SACs对CO和其还原中间体的吸附强度和催化活性。本文总结了SACs在ECR领域所取得的最新研究进展,重点讨论了SACs的配位结构及其与载体之间的相互作用对催化活性的影响以及相关调控策略,最后,提出了SACs应用于ECR所面临的机遇与挑战。

摘要：Climate change caused by the increasing emission of CO_(2)to the atmosphere has become a global *** ameliorate this issue,converting CO_(2)into valuable chemicals is highly desirable,enabling a sustainable low-carbon *** this end,developing efficient catalytic systems for CO_(2)conversion has sparked intense interests from both academia and *** advantage of their highly porous structures and unique properties,metal−organic frameworks(MOFs)have shown great potential as heterogeneous catalysts for CO_(2)*** transformations involving CO_(2)have been accomplished over MOFs-based *** we provide a comprehensive and up-to-date review on recent advances of heterogeneous CO_(2)thermocatalysis using MOFs,highlighting relationships between structures and *** attention is given to the design strategies for improving the catalytic performance of *** available to enrich the catalytic active sites in MOF structures are stressed and their respective impacts on CO_(2)conversion efficiency are *** synergistic effects between each active site within the structure of MOFs and derivatives are *** the end,future perspectives and challenges in CO_(2)conversion by heterogeneous catalysis with MOFs are described.