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SnO2纳米空心球的合成及在锂离子电池正极方面的应用

Yan-xia CAO,Wan-jie WANG,Jing-wu WANG,Rong-feng CHEN

Gongneng Cailiao yu Qijian Xuebao/Journal of Functional Materials and Devices（2009）

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Abstract
采用锡盐溶液浸渍-煅烧锯末法,制备了SnO2纳米空心球.分别用X射线衍射(XRD)、透射电子显微镜(TEM)、高分辨透射电子显微镜(HRTEM)及恒流充放电技术对产品的结构形态和电化学性质进行了表征.结果表明,SnO2空心球的尺寸在50～120nm之间,壳层厚度约为5nm.在作为锂离子电池正极使用时,初始放电容量为607.7 mAh g-1.
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Key words
Hollow nanospheres,Lithium-ion battery,SnO 2
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