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典型文献
Defect engineering in Co-doped Ni3S2 nanosheets as cathode for high-performance aqueous zinc ion battery
文献摘要:
With the merits of low cost,environmental benignity,and high safety,aqueous zinc ion batteries(AZIBs)have great potential in the field of energy storage.In this paper,we craft a Co-doped Ni3S2 with abun-dant sulfur vacancies as effective cathode materials(Co-Ni3S2-x)for AZIBs by hydrothermal and chemical reduction method.Notably,cobalt doping and abundant sulfur vacancies can effectively increase the con-ductivity and the number of active sites for electrochemical reactions,which gives the Co-Ni3S2-x elec-trode the outstanding capability to energy storage.By coupling Co-Ni3S2-x cathode with Zn anodes to assemble alkaline AZIBs,the Co-Ni3S2-x//Zn full battery exhibits excellent specific capacity(183.9 mAh g-1 at 1 A g-1,based on cathode mass)and extraordinary cycling durability(72.9%capacity retention af-ter 6000 cycles).First-principles calculations based on density functional theory(DFT)confirm that the Co-Ni3S2-x electrode has strong energy storage capacity and electrochemical stability.The results provide an extremely significant reference in designs of self-supported bimetallic sulfide nanosheets,which have promising applications in high-performance energy storage devices.
文献关键词:
作者姓名:
Xiaojuan Li;Shunshun Zhao;Guangmeng Qu;Xiao Wang;Peiyu Hou;Gang Zhao;Xijin Xu
作者机构:
School of Physics and Technology,University of Jinan,Jinan 250022,China;School of Electronic and Information Engineering(Department of Physics),Qilu University of Technology(Shandong Academy of Sciences),Jinan 250353,China
引用格式:
[1]Xiaojuan Li;Shunshun Zhao;Guangmeng Qu;Xiao Wang;Peiyu Hou;Gang Zhao;Xijin Xu-.Defect engineering in Co-doped Ni3S2 nanosheets as cathode for high-performance aqueous zinc ion battery)[J].材料科学技术(英文版),2022(23):190-198
A类:
B类:
Defect,engineering,Co,doped,Ni3S2,nanosheets,cathode,high,performance,aqueous,zinc,battery,With,merits,low,cost,environmental,benignity,safety,batteries,AZIBs,have,great,potential,field,energy,storage,In,this,paper,we,craft,sulfur,vacancies,materials,by,hydrothermal,reduction,method,Notably,cobalt,doping,abundant,effectively,increase,ductivity,number,active,sites,electrochemical,reactions,which,gives,outstanding,capability,By,coupling,anodes,assemble,alkaline,full,exhibits,excellent,specific,capacity,mAh,mass,extraordinary,cycling,durability,retention,cycles,First,principles,calculations,density,functional,theory,DFT,confirm,that,electrode,has,strong,stability,results,provide,extremely,significant,reference,designs,self,supported,bimetallic,sulfide,promising,applications,devices
AB值:
0.57184
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