Optimized Structure of Silicon/Carbon/Graphite Composites as an Anode Material for Li-Ion Batteries
- 1 January 2006
- journal article
- Published by The Electrochemical Society in Journal of the Electrochemical Society
- Vol. 153 (9) , A1708-B369
- https://doi.org/10.1149/1.2218163
Abstract
A combination of cyclic polarization tests, electrochemical impedance spectroscopy, and electrochemical quartz crystal microbalance (EQCM) measurements indicate a film is formed when aluminum is polarized above 4.5V4.5V in 1:11:1 EC+DMCEC+DMC with 1M1M LiBOBLiBOB . The quantity of film that is formed increases with increasing applied potential. Results of EQCM tests suggest the film is AlBO3AlBO3 . The film is very protective against corrosion and inhibits pitting corrosion of aluminum in normally corrosive 1M1M LiTFSILiTFSI .Keywords
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