Presentation 1998/1/9
A study on lithium nickelate as positive electrodes for lithium-ion batteries
Hajime ARAI, Yoji SAKURAI, Shigeto OKADA, Jun-ichi YAMAKI,
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Abstract(in English) Several compounds of lithium nickelate was examined as inexpensive and abundant positive electrode materials for lithium-ion batteries. Their discharge characteristics were mostly affected by the amount of nickel in the lithium layer of the layered structure of LiNiO_2. When synthesized by a novel synthetic process, called "excess lithium method", the product has little nickel in the lithium layer and showed a discharge capacity of 1.5 times larger than that of conventional material LiCoO_2 Its cobalt substitutives exhibited an excellent charge-discharge cycle performance. Lithium-ion batteries with these nickelate electrodes are promising as high energy-density power sources.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Lithium-ion battery / Positive electrode material / Lithium nickelate
Paper # EE97-60
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Committee EE
Conference Date 1998/1/9(1days)
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Registration To Energy Engineering in Electronics and Communications (EE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A study on lithium nickelate as positive electrodes for lithium-ion batteries
Sub Title (in English)
Keyword(1) Lithium-ion battery
Keyword(2) Positive electrode material
Keyword(3) Lithium nickelate
1st Author's Name Hajime ARAI
1st Author's Affiliation NTT Integrated Information & Energy Systems Laboratories()
2nd Author's Name Yoji SAKURAI
2nd Author's Affiliation NTT Integrated Information & Energy Systems Laboratories
3rd Author's Name Shigeto OKADA
3rd Author's Affiliation NTT Mobile Communications Network
4th Author's Name Jun-ichi YAMAKI
4th Author's Affiliation Kyushu University Institute of Advanced Material Study
Date 1998/1/9
Paper # EE97-60
Volume (vol) vol.97
Number (no) 465
Page pp.pp.-
#Pages 6
Date of Issue