Abstract
The thickness effect on the electrochemical properties of thin-film LiCoO2 cathode has been studied. The films were prepared over a range of thickness from 1500 - 6000 Å. It was found that the diffusion coefficient of lithium ion through LiCoO2 film increased with film thickness and the rate-capability of thicker films was superior. These results were attributed to the difference of stress field caused by volume expansion during de-intercalation reaction in film electrodes with different thickness.
Original language | English |
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Pages | 81-88 |
Number of pages | 8 |
Publication status | Published - 2000 |
Event | Micro Power Sources - Proceedings of the International Symposium - Toronto, Ont., Canada Duration: 2000 May 14 → 2000 May 16 |
Other
Other | Micro Power Sources - Proceedings of the International Symposium |
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Country/Territory | Canada |
City | Toronto, Ont. |
Period | 00/5/14 → 00/5/16 |
All Science Journal Classification (ASJC) codes
- Engineering(all)