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典型文献
Confined Pyrolysis Synthesis of Well-dispersed Cobalt Copper Bimetallic Three-dimensional N-Doped Carbon Framework as Efficient Water Splitting Electrocatalyst
文献摘要:
H ydrogen is one of the most desirable alternatives to fossil fuels due to its renewability and large energy density.Electrochemical water splitting,as an environmental-friendly way to produce H2 of high-purity,is drawing more and more attention.Conductive nitrogen-doped carbon frameworks derived from metal-organic frameworks(MOFs)have been applied as promising electrocatalysts thanks to their superior conductivity,numerous active sites and hierarchical porous structures.However,traditional uncontrolled pyrolysis will lead to aggregation or fusion of the metal sites in MOFs or even cause collapse of the three-dimensional structures.Herein,we provide a confinement pyrolysis strategy to fabricate a CoCu bimetallic N-doped carbon framework derived from MOFs,which exhibits satisfactory catalytic performance with overpotentials of 199 mV towards hydrogen evolution reaction and 301 mV towards oxygen evolution reaction to reach 10 mA/cm2 in an alkaline solution.This work presents further inspirations for preserving the original skeleton of MOFs during high temperature pyrolysis in order to obtain more stable and efficient electrocatalyst.
文献关键词:
作者姓名:
ZHANG Ziqi;WANG Hanbo;Li Yuxin;XIE Minggang;LI Chunguang;LU Haiyan;PENG Yu;SHI Zhan
作者机构:
State Key Laboratory of Inorganic Synthesis&Preparative Chemistry,Jilin University,Changchun 130012,P.R.China;College of Chemistry,Jilin University,Changchun 130012,P.R.China
引用格式:
[1]ZHANG Ziqi;WANG Hanbo;Li Yuxin;XIE Minggang;LI Chunguang;LU Haiyan;PENG Yu;SHI Zhan-.Confined Pyrolysis Synthesis of Well-dispersed Cobalt Copper Bimetallic Three-dimensional N-Doped Carbon Framework as Efficient Water Splitting Electrocatalyst)[J].高等学校化学研究(英文版),2022(03):750-757
A类:
ydrogen,CoCu
B类:
Confined,Pyrolysis,Synthesis,Well,dispersed,Cobalt,Copper,Bimetallic,Three,dimensional,Doped,Carbon,Framework,as,Efficient,Water,Splitting,Electrocatalyst,one,most,desirable,alternatives,fossil,fuels,due,renewability,large,energy,density,Electrochemical,water,splitting,environmental,friendly,way,produce,H2,high,purity,drawing,more,attention,Conductive,nitrogen,doped,carbon,frameworks,derived,from,organic,MOFs,have,been,applied,promising,electrocatalysts,thanks,their,superior,conductivity,numerous,active,sites,hierarchical,porous,structures,However,traditional,uncontrolled,pyrolysis,will,lead,aggregation,fusion,even,cause,collapse,three,Herein,provide,confinement,strategy,fabricate,bimetallic,which,exhibits,satisfactory,catalytic,performance,overpotentials,mV,towards,hydrogen,evolution,reaction,oxygen,reach,mA,alkaline,solution,This,presents,further,inspirations,preserving,original,skeleton,during,temperature,order,obtain,stable,efficient
AB值:
0.710617
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