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Preparation and characterization of M_(1)-N_(x)-C_(y)based single atom catalysts for environmental applications

查看全文 作　　者：Xinjiang [1,2]Hu;Daixi [1]Zhou;Hui [1]Wang;Wenlong [2,3]Zhang;Haoxiang [1]Zhong;Yongsheng [2]Chen 高影响力作者 机构地区：[1]College of Environmental Science and Engineering,Central South University of Forestry and Technology,Changsha 410004,China;[2]School of Civil and Environmental Engineering,Georgia Institute of Technology,Atlanta,GA 30332,United States;[3]Georgia Tech Shenzhen Institute,Tianjin University,Shenzhen 518067,China高影响力机构 出　　处：《Chinese Chemical Letters》索引2023年第34卷第8期,共12页高影响力期刊 基　　金：This work was partially supported by the National Natural Science Foundation of China(No.51979294);the U.S.Department of Agriculture(No.2018-68011-28371);the National Science Foundation(No.1833988);the Training Program for Excellent Young Innovators of Changsha(No.kq1905064). 摘　　要：Single atom catalysts(SACs)have become the frontier research fields in catalysis.The M_(1)-N_(x)-C_(y)based SACs,wherein single metal atoms(M1)are stabilized by N-doped carbonaceous materials,have provided new opportunities for catalysis due to their high reactivity,maximized atomic utilization,and high selectivity.In this review,the fabrication methods of M_(1)-N_(x)-C_(y)based SACs via support anchoring strategy and coordination design strategy are summarized to help the readers understand the interaction mechanism of single atoms and support.Then,characterization technologies for identifying single metal atoms are presented.Besides,the environmental applications including management of harmful gases,water purification are discussed.Finally,future opportunities and challenges for preparation strategies,mechanisms and applications are concluded.We conclude this review by emphasizing the fact that M_(1)-N_(x)-C_(y)based SACs has the potential to become an important candidate for solving current and future environmental pollution problems. 关 键 词：Single atom catalysts PHOTOCATALYSIS ELECTROCATALYSIS Environmental applications
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