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Carbon fiber paper cathodes for lithium ion batteries...

by Andrew K Kercher, James O Kiggans Jr, Nancy J Dudney
Publication Type
Journal
Journal Name
Journal of the Electrochemical Society
Publication Date
Volume
157
Issue
12

A novel lithium ion battery cathode structure was produced which has the potential for excellent capacity retention and good thermal management. In these cathodes, the active cathode material (lithium iron phosphate) was carbon bonded to a thermally and electrically conductive carbon fiber paper (CFP) support. Electrochemical testing was performed on Swagelok cells consisting of CFP cathodes and lithium anodes. High specific energy, near-theoretical capacity, and good cycling performance were demonstrated for 0.11 mm and 0.37 mm thick CFP cathodes.