典型文献
A cerium-doped NASICON chemically coupled poly(vinylidene fluoride-hexafluoropropylene)-based polymer electrolyte for high-rate and high-voltage quasi-solid-state lithium metal batteries
文献摘要:
The isolated inorganic particles within composite polymer electrolytes(CPEs)are not correlated to the Li+transfer network,resulting in the polymer dominating the low ionic conductivity of CPEs.Therefore,we developed novel quasi-solid-state CPEs of a Ce-doped Na super ion conductors(NASICON)Na1.3+xAl0.3CexTi1.7-x(PO4)3(NCATP)chemically coupled poly(vinylidene fluoride-hexafluoropropylene)(PVDF-HFP)/Li-bis(trifluoromethanes-ulfonyl)imide(LiTFSI)matrix.A strong interaction between Ce3+from NCATP and TFSI-anion from the polymer matrix contributes to the fast Li+transportation at the interface.The PVDF-HFP/NCATP CPEs exhibit an ionic conductivity of 2.16×0-3 S cm-1 and a Li+trans-ference number of 0.88.A symmetric Li/Li cell with NCATP-integrated CPEs at 0.1 mA cm-2 presents out-standing cycling stability over 2000 h at 25℃.The quasi-solid-state Li metal batteries of Li/CPEs/LiFePO4 at 2 C after 400 cycles and Li/CPEs/LiCoO2 at 0.2 C after 120 cycles deliver capacities of 100 and 152 mAh g-1 at 25℃,respectively.
文献关键词:
中图分类号:
作者姓名:
Tao Huang;Wei Xiong;Xue Ye;Zhencheng Huang;Yuqing Feng;Jianneng Liang;Shenghua Ye;Jishou Piao;Xinzhong Wang;Yongliang Li;Xiangzhong Ren;Chao Chen;Shaoluan Huang;Xiaoping Ouyang;Qianling Zhang;Jianhong Liu
作者机构:
Graphene Composite Research Center,College of Chemistry and Environmental Engineering,Shenzhen University,Shenzhen 518060,Guangdong,China;Institute of Information Technology,Shenzhen Institute of Information Technology,Shenzhen 518060,Guangdong,China;Shenzhen Eigen-Equation Graphene Technology Co.Ltd,Shenzhen 518060,Guangdong,China;School of Materials Science and Engineering,Xiangtan University,Xiangtan 411105,Hunan,China
文献出处:
引用格式:
[1]Tao Huang;Wei Xiong;Xue Ye;Zhencheng Huang;Yuqing Feng;Jianneng Liang;Shenghua Ye;Jishou Piao;Xinzhong Wang;Yongliang Li;Xiangzhong Ren;Chao Chen;Shaoluan Huang;Xiaoping Ouyang;Qianling Zhang;Jianhong Liu-.A cerium-doped NASICON chemically coupled poly(vinylidene fluoride-hexafluoropropylene)-based polymer electrolyte for high-rate and high-voltage quasi-solid-state lithium metal batteries)[J].能源化学,2022(10):311-321
A类:
Li+transfer,3+xAl0,3CexTi1,NCATP,trifluoromethanes,ulfonyl,Ce3+from,Li+transportation,Li+trans
B类:
cerium,doped,NASICON,chemically,coupled,vinylidene,fluoride,hexafluoropropylene,polymer,high,voltage,quasi,solid,state,lithium,metal,batteries,isolated,inorganic,particles,within,composite,electrolytes,CPEs,are,not,correlated,network,resulting,dominating,low,ionic,conductivity,Therefore,developed,novel,super,conductors,Na1,PVDF,HFP,bis,imide,LiTFSI,matrix,strong,interaction,between,anion,contributes,fast,interface,exhibit,ference,number,symmetric,cell,integrated,presents,out,standing,cycling,stability,over,LiFePO4,after,cycles,LiCoO2,deliver,capacities,mAh,respectively
AB值:
0.444912
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