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石墨电极首次阴极极化过程的两电极和三电极电化学阻抗谱研究 被引量：6

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摘要 运用电化学阻抗谱(EIS)并结合扫描电子显微镜(SEM)研究了石墨电极在两电极扣式电池和三电极玻璃电解池中的首次阴极极化过程.研究指出,两电极扣式电池体系中石墨电极首次阴极极化过程的EIS谱特征及其变化不能解释固体电解质相界面膜(SEI膜)的形成过程,但是可以用三电极玻璃电解池中获得的石墨电极首次阴极极化的EIS谱特征及其变化加以说明.结果表明,在石墨负极首次阴极极化过程中SEI膜主要在1.0～0.6V电位区间形成.
作者 庄全超 田雷雷 魏国祯 董全峰 孙世刚
机构地区 中国矿业大学材料科学与工程学院 固体表面物理化学国家重点实验室、厦门大学化学化工学院化学系
出处 《科学通报》 EI CAS CSCD 北大核心 2009年第9期1233-1237,共5页 Chinese Science Bulletin
基金 国家重点基础研究发展计划(编号:2009CB220102)资助项目
关键词 锂离子电池 石墨电极 电化学阻抗谱 SEI膜
分类号 O646.54 [理学—物理化学]
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参考文献18

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二级参考文献36

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引证文献6

二级引证文献27

科学通报
2009年 第9期

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