典型文献
Ag nanoparticles anchored on MIL-100/nickel foam nanosheets as an electrocatalyst for efficient oxygen evolution reaction performance
文献摘要:
Metal-organic frameworks (MOFs) exhibit excellent application potential in the field of electrocatalysis.In this study,we first prepare MIL-100 nanosheets on nickel foam (MIL-100/NF) and then successfully anchor Ag nanoparticles (NPs) on the nanosheets (Ag@MIL-100/NF) for oxygen evolution reaction(OER) catalysis.This strategy dramatically improves the conductivity of MIL-100 and the Ag NPs are uni-formly dispersed on the nanosheets.The Ag@MIL-100/NF catalyst has excellent electrocatalytic perfor-mance and long-term corrosion resistance,with a low overpotential of 207 mV and a long-term stability of at least 100 h at a current density of 50 mA·cm-2.The experimental results demonstrate that this high OER catalytic performance is due to the improved charge transfer after loading Ag NPs,the com-bination of nanosheets and highly dispersed Ag NPs that expose more active sites and the adjusted chem-ical valence states of Fe and Ni in MIL-100.This work provides a surface decoration approach for the preparation of excellent catalysts directly used in the OER.
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作者姓名:
Tao Zhao;Dazhong Zhong;Genyan Hao;Guang Liu;Jinping Li;Qiang Zhao
作者机构:
Shanxi Key Laboratory of Gas Energy Efficient and Clean Utilization,College of Chemistry and Chemical Engineering,Taiyuan University of Technology,Taiyuan 030024,China
文献出处:
引用格式:
[1]Tao Zhao;Dazhong Zhong;Genyan Hao;Guang Liu;Jinping Li;Qiang Zhao-.Ag nanoparticles anchored on MIL-100/nickel foam nanosheets as an electrocatalyst for efficient oxygen evolution reaction performance)[J].中国化学工程学报(英文版),2022(01):480-487
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Ag,nanoparticles,anchored,MIL,nickel,foam,nanosheets,electrocatalyst,efficient,oxygen,evolution,reaction,performance,Metal,organic,frameworks,MOFs,exhibit,excellent,application,field,electrocatalysis,In,this,study,we,first,prepare,then,successfully,NPs,OER,This,strategy,dramatically,improves,conductivity,uni,formly,dispersed,has,electrocatalytic,long,term,corrosion,resistance,low,overpotential,mV,stability,least,current,density,mA,experimental,results,demonstrate,that,due,improved,charge,transfer,after,loading,com,bination,highly,expose,more,active,sites,adjusted,chem,valence,states,provides,surface,decoration,approach,preparation,catalysts,directly,used
AB值:
0.538528
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