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author:

Wang, Yuli (Wang, Yuli.) [1] | Wang, Zonglei (Wang, Zonglei.) [2] | Zhao, Yunyang (Zhao, Yunyang.) [3] | Yang, Xueting (Yang, Xueting.) [4] | Xu, Jie (Xu, Jie.) [5] | Ye, Xianke (Ye, Xianke.) [6] | Jiang, Xiancai (Jiang, Xiancai.) [7] | Chen, Yazhou (Chen, Yazhou.) [8] | Li, Chen (Li, Chen.) [9] | Ye, Dezhan (Ye, Dezhan.) [10]

Indexed by:

Scopus SCIE

Abstract:

In-situ polymerization of gel polymer electrolyte (GPE) is expected to be promising approach to solve the safety and interfacial problems of lithium ion battery, but it is still challenging ways to tradeoff the high electrochemical properties and mechanical toughness. Here, 30 mu m thickness of free-standing GPEs with extremely high monomer conversion were obtained by in-situ UV approach on lithium metal anode within only few seconds. The coordination of amide and aliphatic carbonyl groups with lithium ion endows the tough mechanical properties, which tensile strength and elongation at break reach up to-1.0 MPa and-920 %. Furthermore, the good degree of graphitization on the surface of burned polymer gel contribute to its flame resistance. The ionic conductivity and lithium ion transferance number are up to 1.03 mS/cm and 0.44 at room temperature, respectively. Finally, Li/LiFePO4 half cells assembled with the optimized GPEs exhibit stable cycle performance at 0.5C rate, delivering 77.44 % of capacity retention after 1000 cycles.

Keyword:

Gel polymer electrolyte In-situ polymerization Lithium metal battery Tough mechanical property UV irradiation

Community:

  • [ 1 ] [Wang, Yuli]Wuhan Text Univ, State Key Lab New Text Mat & Adv Proc Technol, 1 Yangguang Ave, Wuhan 430200, Hubei, Peoples R China
  • [ 2 ] [Wang, Zonglei]Wuhan Text Univ, State Key Lab New Text Mat & Adv Proc Technol, 1 Yangguang Ave, Wuhan 430200, Hubei, Peoples R China
  • [ 3 ] [Xu, Jie]Wuhan Text Univ, State Key Lab New Text Mat & Adv Proc Technol, 1 Yangguang Ave, Wuhan 430200, Hubei, Peoples R China
  • [ 4 ] [Chen, Yazhou]Wuhan Text Univ, State Key Lab New Text Mat & Adv Proc Technol, 1 Yangguang Ave, Wuhan 430200, Hubei, Peoples R China
  • [ 5 ] [Ye, Dezhan]Wuhan Text Univ, State Key Lab New Text Mat & Adv Proc Technol, 1 Yangguang Ave, Wuhan 430200, Hubei, Peoples R China
  • [ 6 ] [Zhao, Yunyang]Wuhan Text Univ, Sch Mat Sci & Engn, 1 Yangguang Ave, Wuhan 430200, Hubei, Peoples R China
  • [ 7 ] [Yang, Xueting]Wuhan Text Univ, Sch Mat Sci & Engn, 1 Yangguang Ave, Wuhan 430200, Hubei, Peoples R China
  • [ 8 ] [Xu, Jie]Wuhan Text Univ, Sch Mat Sci & Engn, 1 Yangguang Ave, Wuhan 430200, Hubei, Peoples R China
  • [ 9 ] [Chen, Yazhou]Wuhan Text Univ, Sch Mat Sci & Engn, 1 Yangguang Ave, Wuhan 430200, Hubei, Peoples R China
  • [ 10 ] [Li, Chen]Wuhan Text Univ, Sch Mat Sci & Engn, 1 Yangguang Ave, Wuhan 430200, Hubei, Peoples R China
  • [ 11 ] [Ye, Dezhan]Wuhan Text Univ, Sch Mat Sci & Engn, 1 Yangguang Ave, Wuhan 430200, Hubei, Peoples R China
  • [ 12 ] [Ye, Xianke]Fuzhou Univ, Sch Chem Engn, Fuzhou 350108, Peoples R China
  • [ 13 ] [Jiang, Xiancai]Hubei Kediya Technol Co, Yunlong Ave, Suizhou 441300, Hubei, Peoples R China
  • [ 14 ] [Chen, Yazhou]Chinese Acad Sci, Dalian Inst Chem Phys, Dalian Natl Lab Clean Energy, Dalian 116023, Peoples R China
  • [ 15 ] [Li, Chen]Chinese Acad Sci, Dalian Inst Chem Phys, Dalian Natl Lab Clean Energy, Dalian 116023, Peoples R China

Reprint 's Address:

  • [Chen, Yazhou]Wuhan Text Univ, State Key Lab New Text Mat & Adv Proc Technol, 1 Yangguang Ave, Wuhan 430200, Hubei, Peoples R China;;[Ye, Dezhan]Wuhan Text Univ, State Key Lab New Text Mat & Adv Proc Technol, 1 Yangguang Ave, Wuhan 430200, Hubei, Peoples R China;;[Chen, Yazhou]Wuhan Text Univ, Sch Mat Sci & Engn, 1 Yangguang Ave, Wuhan 430200, Hubei, Peoples R China;;[Ye, Dezhan]Wuhan Text Univ, Sch Mat Sci & Engn, 1 Yangguang Ave, Wuhan 430200, Hubei, Peoples R China;;[Ye, Xianke]Fuzhou Univ, Sch Chem Engn, Fuzhou 350108, Peoples R China;;

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Source :

JOURNAL OF POWER SOURCES

ISSN: 0378-7753

Year: 2023

Volume: 593

8 . 1

JCR@2023

8 . 1 0 0

JCR@2023

JCR Journal Grade:1

CAS Journal Grade:2

Cited Count:

WoS CC Cited Count: 7

SCOPUS Cited Count: 7

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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