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zxiaochao: ½ð±Ò+6, лл 2013-09-24 08:33:33
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Moreover, the irreversible loss of capacity could not be caused by the formation of the SEI film because the cell was tested within a potential range above 1.0 V. 27 The possible reasons for the irreversible capacity loss are as follows. The large specific surface area of 502.9 m2 g-1 allowed for the easy adsorption of trace water from the environment, resulting in electrolyte decomposition and the formation of LiOH by reaction between lithium ions and water. 47,48 Another reason may be the irreversible lithium insertion into the distorted sites in the TiO2 framework, which would bind the lithium ion. 49 (J. Mater. Chem. A, 2013, Advance Article, http://pubs.rsc.org/en/content/a ... 2770b#!divAbstract) |

3Â¥2013-09-13 16:29:06









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