Energy Storage Science and Technology ›› 2015, Vol. 4 ›› Issue (5): 487-492.doi: 10.3969/j.issn.2095-4239.2015.05.005

• Research &development • Previous Articles     Next Articles

Research on properties of cathode materials of aqueous zinc-lithium flow batteries

LAI Qinzhi, LI Xianfeng, ZHANG Huamin   

  1. Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian 116023, Liaoning, China
  • Received:2015-07-10 Online:2015-10-19 Published:2015-10-19

Abstract: In recent years, aqueous lithium-ion batteries have been widely studied due to their advantages of high power, low environmental pollution, etc. In this paper, we use LiFePO4 which has better stability in alkali systems as a positive electrode, graphite plate as the negative electrode. The reactivity of the lithium insertion/extraction, zinc deposition/dissolution and the stability of positive electrode material were studied by SEM, XRD, cyclic voltammetry, linear sweep voltammetry and other methods.

Key words: aqueous lithium-ion batteries, LiFePO4, electrolyte, stability

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