Abstract
Magnesium-carbon powders and Magnesium-lithium powders were used as the anode materials for lithium ion batteries to investigate the structure and electrochemical behavior in room temperature. The composition of Mg-C powders contained 1:1 and 9:1. The powders and the thermal evaporated films of Mg-10Li were compared with Mg-C systems. In addition, Mg-10Li thermal evaporated film was used as the experimental materials to process the annealing treatment. The results show that Mg-C powders system had the interface effect of a Cu foil to reduce the electrochemical reaction. With increasing the carbon powder content, the charge-discharge characteristics of Mg-C powders was raised. Notably, the Mg-10Li specimen had better cycling properties than that of Mg-50C (1:1). After annealing at 200 °C for 1hr, Mg-10Li alloy film not only increased the capacity, but also improved the charge-discharge cyclability.
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© 2012 TMS (The Minerals, Metals & Materials Society)
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Chen, YT., Hung, FY., Lui, TS., Xiao, RS., Tseng, YW., Wang, CH. (2012). Charge-Discharge Mechanism of MgC powders and Mg-Li Alloy Thin Film Materials. In: Mathaudhu, S.N., Sillekens, W.H., Neelameggham, N.R., Hort, N. (eds) Magnesium Technology 2012. Springer, Cham. https://doi.org/10.1007/978-3-319-48203-3_88
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DOI: https://doi.org/10.1007/978-3-319-48203-3_88
Publisher Name: Springer, Cham
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