• Title/Summary/Keyword: Cathode active Iraterial, Charge/discharge Property

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Charge/discharge Properties of $Li_2O-P_2O-V_2O_5$ Glasses as a Cathode Material for Lithium Rechargeable Battery (리튬 이차전지의 정극 물질로서 $Li_2O-P_2O-V_2O_5$ 유리의 충방전 특성)

  • 송희웅;구할본;손명모;이헌수
    • Proceedings of the Korean Institute of Electrical and Electronic Material Engineers Conference
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    • 1999.11a
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    • pp.383-386
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    • 1999
  • The importance of rechargeable lithium cells has been emphasized. So a large variety of materials has been discovered and evaluated for use as reversible cathodes and electroyltes. This paper examines the charge/discharge properties and the charge/discharge cycling life of Li$_2$O-P$_2$O-V$_2$O$_{5}$Li cells. In audition, DTA tests were carried out on Li$_2$O-P$_2$O-V$_2$O$_{5}$ glass. As a result the best performance was achieved when 0.3Li$_2$O-0.1P$_2$O$_{5}$-0.6V$_2$O$_{5}$Li cells was mixed with SP270. that is discharge capacity of 240mAh/g have been achieved. In addition this battery exhibited good cycling performance. Considering these results we expected utilization of the Li$_2$O-P$_2$O-V$_2$O$_{5}$ glass as a cathode material in a secondary battery.y battery.

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