Electrochemical Performances of Li4-xKXTi5O12 (x=0.02, 0.04, 0.06) as Anode Materials for Lithium Ion Battery

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Abstract:

Li4-xKxTi5O12 (x=0.02, 0.04, 0.06) were prepared via a solution method. The electrochemical performances including charge-discharge, rate property and cyclic voltammety were also investigated. The structure of the samples were characterized by X-ray diffraction. The results revealed that Li3.96K0.04Ti5O12 was well. K+ doping did not change the electrochemical process, instead enhanced the electronic conductivity and ionic conductivity. The reversible capacity and cycling performance were effectively improved.

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Advanced Materials Research (Volumes 712-715)

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313-316

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June 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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