典型文献
Serrated lithium fluoride nanofibers-woven interlayer enables uniform lithium deposition for lithium-metal batteries
文献摘要:
The uncontrollable formation of Li dendrites has become the biggest obstacle to the practical application of Li-metal anodes in high-energy rechargeable Li batteries.Herein,a unique LiF interlayer woven by millimeter-level,single-crystal and serrated LiF nanofibers(NFs)was designed to enable dendrite-free and highly efficient Li-metal deposition.This high-conductivity LiF interlayer can increase the Li+transference number and induce the formation of'LiF-NFs-rich'solid-electrolyte interface(SEI).In the'LiF-NFs-rich'SEI,the ultra-long LiF nanofibers provide a continuously interfacial Li+transport path.Moreover,the formed Li-LiF interface between Li-metal and SEI film renders low Li nucleation and high Li+migration energy barriers,leading to uniform Li plating and stripping processes.As a result,steady charge-discharge in a Li//Li symmetrical cell for 1600 h under 4 mAh cm-2 and 400 stable cycles under a high area capacity of 5.65 mAh cm-2 in a high-loading Li//rGO-S cell at 17.9 mA cm-2 could be achieved.The free-standing LiF-NFs interlayer exhibits superior advantages for commercial Li batteries and displays significant potential for expanding the applications in solid Li batteries.
文献关键词:
中图分类号:
作者姓名:
Shuangshuang Tan;Yalong Jiang;Shuyan Ni;Hao Wang;Fangyu Xiong;Lianmeng Cui;Xuelei Pan;Chen Tang;Yaoguang Rong;Qinyou An;Liqiang Mai
作者机构:
State Key Laboratory of Advanced Technology for Materials Synthesis and Processing,Wuhan University of Technology,Wuhan 430070,China;College of Materials Science and Engineering,Chongqing University,Chongqing 400030,China;Wuhan National Laboratory for Optoelectronics Huazhong University of Science and Technology,Wuhan 430074,China;Foshan Xianhu Laboratory of the Advanced Energy Science and Technology Guangdong Laboratory,Foshan 528200,China
文献出处:
引用格式:
[1]Shuangshuang Tan;Yalong Jiang;Shuyan Ni;Hao Wang;Fangyu Xiong;Lianmeng Cui;Xuelei Pan;Chen Tang;Yaoguang Rong;Qinyou An;Liqiang Mai-.Serrated lithium fluoride nanofibers-woven interlayer enables uniform lithium deposition for lithium-metal batteries)[J].国家科学评论(英文版),2022(11):189-202
A类:
Serrated,Li+transference,Li+migration
B类:
lithium,fluoride,nanofibers,woven,interlayer,enables,uniform,deposition,metal,batteries,uncontrollable,formation,dendrites,has,become,biggest,obstacle,practical,anodes,energy,rechargeable,Herein,unique,LiF,by,millimeter,level,single,crystal,serrated,NFs,was,designed,free,highly,efficient,This,conductivity,increase,number,induce,rich,solid,electrolyte,interface,SEI,In,ultra,long,provide,continuously,interfacial,Li+transport,path,Moreover,formed,between,film,renders,low,nucleation,barriers,leading,plating,stripping,processes,result,steady,discharge,symmetrical,cell,under,mAh,stable,cycles,area,capacity,loading,rGO,could,achieved,standing,exhibits,superior,advantages,commercial,displays,significant,potential,expanding,applications
AB值:
0.52719
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