Flexible quasi-solid-state sodium-ion full battery with ultralong cycle life,high energy density and high-rate capability
灵活伪固态的钠离子有 ultralong 周期生活,高精力密度和高率的能力的完整的电池作者机构:Faculty of ChemistryNortheast Normal UniversityJilin 130024China MOE Key Laboratory for UV Light-Emitting Materials and TechnologyNortheast Normal UniversityJilin 130024China
出 版 物:《Nano Research》 (纳米研究(英文版))
年 卷 期:2022年第15卷第2期
页 面:925-932页
核心收录:
基 金:supported by the National Natural Science Foundation of China(No.91963118) Science Technology Program of Jilin Province(No.20200201066JC) Fundamental Research Funds for the Central Universities(No.2412020QD013) China Postdoctoral Science Foundation(No.2019M661187) the National Postdoctoral Program for Innovative Talents(BX20190064)
主 题:flexible sodium-ion battery gel-polymer electrolyte quasi-solid-state carbon cloth Na_(3)V_(2)(PO_(4))_(2)O_(2)F
摘 要:Flexible power sources featuring high-performance,prominent flexibility and raised safety have received mounting attention in the area of wearable electronic ***,many great challenges remain to be overcome,notably the design and fabrication of flexible electrodes with excellent electrochemical performance and matching them with safe and reliable ***,a facile approach for preparing flexible electrodes,which employs carbon cloth derived from commercial cotton cloth as the substrate of cathode and a flexible anode,is proposed and *** promising cathode(NVPOF@FCC)with high conductivity and outstanding flexibility is prepared by efficiently coating Na_(3)V_(2)(PO_(4))_(2)O_(2)F(NVPOF)on flexible carbon cloth(FCC),which exhibits remarkable electrochemical performance and the significantly improved reaction *** importantly,a novel flexible quasi-solid-state sodium-ion full battery(QSFB)is feasibly assembled by sandwiching a P(VDF-HFP)-NaClO_(4) gel-polymer electrolyte film between the advanced NVPOF@FCC cathode and FCC *** the QSFBs are further evaluated in flexible pouch cells,which not only demonstrates excellent energy-storage performance in aspect of great cycling stability and high-rate capability,but also impressive flexibility and *** work offers a feasible and effective strategy for the design of flexible electrodes,paving the way for the progression of practical and sustainable flexible batteries.