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典型文献
Multicarbons generation factory:CuO/Ni single atoms tandem catalyst for boosting the productivity of CO2 electrocatalysis
文献摘要:
Tandem electrocatalysis is an emerging concept for effective electrochemical CO2 reduction reaction(CO2RR)towards multicarbons(C2+).This decouples the multiple steps of CO2-to-C2+into two steps of CO2-to-CO and CO-to-C2+catalyzed by individual catalysts,to improve the Faradic efficiency(FE).However,due to the mass-transport limitation of CO from the generation site to the long-distance con-sumption site,such a strategy still remains challenge for high-rate production of C2+products.Herein,we designed CuO/Ni single atoms tandem catalyst,which made the catalytic sites of Ni and Cu for indepen-dently catalyzing CO2-to-CO and CO-to-C2+compactly neighbored,enabling the in-situ generation and rapid consumption of CO.The CuO/Ni SAs tandem catalyst achieved a particularly high partial current density of C2+products(1220.8 mA/cm2),while still maintained outstanding C2+products FE(81.4%)and excellent selectivities towards ethylene(FE 54.1%)and ethanol(FE 28.8%),enabling the profitable production of multicarbons by CO2RR.
文献关键词:
作者姓名:
Yu Zhang;Peng Li;Changming Zhao;Gang Zhou;Fangyao Zhou;Qitao Zhang;Chenliang Su;Yuen Wu
作者机构:
International Collaborative Laboratory of 2D Materials for Optoelectronic Science&Technology of Ministry of Education,Engineering Technology Research Center for 2D Materials Information Functional Devices and Systems of Guangdong Province,Institute of Microscale Optoelectronics,Shenzhen University,Shenzhen 518060,China;Department of Chemistry,Collaborative Innovation Center of Chemistry for Energy Materials(iChEM),University of Science and Technology of China,Hefei 230026,China;School of Science,Hubei University of Technology,Wuhan 430068,China
引用格式:
[1]Yu Zhang;Peng Li;Changming Zhao;Gang Zhou;Fangyao Zhou;Qitao Zhang;Chenliang Su;Yuen Wu-.Multicarbons generation factory:CuO/Ni single atoms tandem catalyst for boosting the productivity of CO2 electrocatalysis)[J].科学通报(英文版),2022(16):1679-1687
A类:
Multicarbons,multicarbons,C2+into,C2+catalyzed,C2+compactly,neighbored
B类:
generation,factory,CuO,single,atoms,tandem,boosting,productivity,electrocatalysis,Tandem,emerging,concept,effective,electrochemical,reduction,reaction,CO2RR,towards,This,decouples,multiple,steps,two,by,individual,catalysts,improve,Faradic,efficiency,FE,However,due,mass,transport,limitation,from,long,distance,such,strategy,still,remains,challenge,high,production,C2+products,Herein,designed,which,made,catalytic,sites,indepen,dently,catalyzing,enabling,situ,rapid,consumption,SAs,achieved,particularly,partial,current,density,mA,while,maintained,outstanding,excellent,selectivities,ethylene,ethanol,profitable
AB值:
0.505029
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