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结晶态FePO4在锂电池中的应用

DOI: 10.3969/j.issn.1000-5013.2006.04.009

Keywords: 锂电池, FePO4, 正极材料, 湿法研磨

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Abstract:

在不同的温度、物质的量比和煅烧时间等条件下,分别制备FePO4正极材料,并进行X射线衍射(XRD)测试、准开路电压(QOCV)和恒流充放电(CCV)等电化学测试.经湿法研磨后,结晶态FePO4的充放电容量有很大提高,有良好循环特性,表明结晶态FePO4可以通过控制颗粒特性提高比容量,可成为低成本环保型锂电池正极材料.

References

[1]  Hong Y S, Ryu K S, Park Y J. Amorphous FePO4 as 3 V cathode material for lithium secondary batteries [J]. Journal of Materials Chemistry, 2002(6):1870-1874.
[2]  Song Y N, Zavalij P Y, Suzuki M. New iron(Ⅲ) phosphate phases:Crystal structure and electrochemical and magnetic properties [J]. Inorganic Chemistry, 2002, (22):5778-5786.doi:10.1021/ic025688q.
[3]  Croce F, D’Epifanio A, Reale P. Ruthenium oxide-added quartz iron phosphate as a new intercalation electrode in rechargeable lithium cells [J]. Journal of the Electrochemical Society, 2003(5):576-581.
[4]  Prosini P P, Lisi M, Scaccia S. Synthesis and characterization of amorphous hydrated FePO4 and its electrode performance in lithium batteries [J]. Journal of the Electrochemical Society, 2002(3):297-301.
[5]  Masquelier C, Reale P, Wurm C. Hydrated iron phosphates FePO4?nH2O and Fe-4(P2O7)3?nH2O as 3 V positive electrodes in rechargeable lithium batteries [J]. Journal of the Electrochemical Society, 2002(8):1037-1044.
[6]  Scaccia S, Carewska M, Wisniewski P. Morphological investigation of sub-micron FePO4 and LiFePO4 particles for rechargeable lithium batteries [J]. Materials Research Bulletin, 2003(7):1155-1163.doi:10.1016/S0025-5408(03)00110-7.
[7]  陈亦可, 冈田重人, 山木准一. FePO4的制备及其在锂电池中的应用 [J]. 华侨大学学报(自然科学版), 2002(4):407-501.doi:10.3969/j.issn.1000-5013.2002.04.016.

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