1. Poly(3,4-ethylenedioxythiophene)<f>V2O5</f> hybrids for lithium batteries
- Author
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Kwon, Chai-Won, Vadivel Murugan, A., Campet, Guy, Portier, Josik, Kale, B.B., Vijaymohanan, K., and Choy, Jin-Ho
- Subjects
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ELECTRODES , *VANADIUM oxide - Abstract
A series of hybrid electrode materials, poly(3,4-ethylenedioxythiophene)/
V2O5 , has been synthesized using an oxidative insertion and polymerization reaction. FTIR, X-ray diffraction and transmission electron microscopy studies have shown that the incorporation of polymer betweenV2O5 slabs leads to an enhanced bidimensionality. The electrochemical lithium capacity has been increased up to ∼330 mAh/g at the second discharge in the range of 2.0–4.4 V vs. Li. This improvement of electrochemical performance compared to pristineV2O5 is attributed to the higher electric conductivity and enhanced bidimensionality. [Copyright &y& Elsevier]- Published
- 2002
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