Charge-discharge Mechanism of LiCoPo4 Cathode for Rechargeable Lithium Batteries

Shigeto Okada, Sho Ichiro Sawa, Yasushi Uebou, Minato Egashira, Jun Ichi Yamaki, Mitsuharu Tabuchi, Hironori Kobayashi, Kohei Fukumi, Hiroyuki Kageyama

Research output: Contribution to journalArticlepeer-review

26 Citations (Scopus)

Abstract

The structure of ordered-olivine LiCoPO4 was identified by neutron diffraction measurements. A 4.8 V discharge profile was demonstrated using coin-type cells. XAFS and magnetic measurements indicated that the high-voltage plateau of Li1-xCoPO4 corresponds to the Co2+/Co3+ redox reaction.

Original languageEnglish
Pages (from-to)1136-1138
Number of pages3
JournalElectrochemistry
Volume71
Issue number12
DOIs
Publication statusPublished - Dec 2003

All Science Journal Classification (ASJC) codes

  • Electrochemistry

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