巴基管嵌锂电极性能的研究
, PP. 313-317
Keywords: 巴基管,化学气相沉积,锂离子电池
Abstract:
用化学气相沉积(CVD)法制备的巴基管作为锂离子电池的负极活性物质可以达到700mAh/g的容量,远超过了石墨嵌锂化合物理论容量(372mAh/g).CVD巴基管电极经20次充放电循环后,放电容量保持率为65.3%.尽管CVD巴基管电极初次充放电效率低(42.6%),但经表面镀铜修饰后,初次充放电效率可提高到55.9%.
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