典型文献
Stable Zinc Anodes Enabled by Zincophilic Cu Nanowire Networks
文献摘要:
Zn-based electrochemical energy storage (EES) sys-tems have received tremendous attention in recent years,but their zinc anodes are seriously plagued by the issues of zinc dendrite and side reactions (e.g.,corrosion and hydrogen evolution).Herein,we report a novel strategy of employing zincophilic Cu nanowire networks to stabilize zinc anodes from multiple aspects.According to experimen-tal results,COMSOL simulation and density functional theory cal-culations,the Cu nanowire networks covering on zinc anode surface not only homogenize the surface electric field and Zn2+ concentration field,but also inhibit side reactions through their hydrophobic feature.Meanwhile,facets and edge sites of the Cu nanowires,especially the latter ones,are revealed to be highly zincophilic to induce uniform zinc nucleation/deposition.Consequently,the Cu nanowire networks-protected zinc anodes exhibit an ultralong cycle life of over 2800 h and also can continuously operate for hundreds of hours even at very large charge/discharge currents and areal capacities (e.g.,10 mA cm-2 and 5 mAh cm-2),remarkably superior to bare zinc anodes and most of currently reported zinc anodes,thereby enabling Zn-based EES devices to possess high capacity,16,000-cycle lifespan and rapid charge/discharge ability.This work provides new thoughts to realize long-life and high-rate zinc anodes.
文献关键词:
中图分类号:
作者姓名:
Shiyin Xie;Yang Li;Xu Li;Yujun Zhou;Ziqi Dang;Jianhua Rong;Liubing Dong
作者机构:
College of Chemistry and Materials Science,Jinan University,Guangzhou 511443,People's Republic of China
文献出处:
引用格式:
[1]Shiyin Xie;Yang Li;Xu Li;Yujun Zhou;Ziqi Dang;Jianhua Rong;Liubing Dong-.Stable Zinc Anodes Enabled by Zincophilic Cu Nanowire Networks)[J].纳微快报(英文),2022(02):311-323
A类:
Zincophilic,zincophilic
B类:
Stable,Anodes,Enabled,Nanowire,Networks,electrochemical,energy,storage,EES,sys,tems,have,received,tremendous,attention,recent,years,but,their,anodes,seriously,plagued,issues,dendrite,side,reactions,corrosion,hydrogen,evolution,Herein,we,novel,strategy,employing,networks,stabilize,from,multiple,aspects,According,experimen,tal,results,COMSOL,simulation,density,functional,theory,culations,covering,surface,not,only,homogenize,electric,field,Zn2+,concentration,also,inhibit,through,hydrophobic,feature,Meanwhile,facets,edge,sites,nanowires,especially,latter,ones,revealed,be,highly,induce,uniform,nucleation,deposition,Consequently,protected,exhibit,ultralong,cycle,can,continuously,operate,hundreds,hours,even,very,large,discharge,currents,areal,capacities,mAh,remarkably,superior,bare,most,currently,reported,thereby,enabling,devices,possess,capacity,lifespan,rapid,ability,This,provides,new,thoughts,realize
AB值:
0.614486
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