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石墨烯包覆碳纳米管-硫(CNT-S)复合材料及锂硫电池性能

郑加飞 ,  郑明波 ,  李念武 ,  吕洪岭 ,  邱兰 ,  曹洁明 ,  姬广斌

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引用本文: 郑加飞, 郑明波, 李念武, 吕洪岭, 邱兰, 曹洁明, 姬广斌. 石墨烯包覆碳纳米管-硫(CNT-S)复合材料及锂硫电池性能[J]. 无机化学学报, 2013, 29(7): 1355-1360. doi: 10.3969/j.issn.1001-4861.2013.00.218 shu
Citation:  ZHENG Jia-Fei, ZHENG Ming-Bo, LI Nian-Wu, LU Hong-Ling, QIU Lan, CAO Jie-Ming, JI Guang-Bin. Preparation of Graphene Coated Carbon Nanotube-Sulfur Composite and Its Performance for Lithium-Sulfur Battery[J]. Chinese Journal of Inorganic Chemistry, 2013, 29(7): 1355-1360. doi: 10.3969/j.issn.1001-4861.2013.00.218 shu

石墨烯包覆碳纳米管-硫(CNT-S)复合材料及锂硫电池性能

  • 基金项目:

    国家自然科学基金(No.51202106,No.51172109) (No.51202106,No.51172109)

    江苏省自然科学基金(No.BK2010497)资助项目。 (No.BK2010497)

摘要: 针对锂硫电池研究与实际应用中遇到的主要问题,本文通过一种简单有效的水热法还原氧化石墨烯对商用碳纳米管-硫(CNT-S)纳米复合材料进行包覆,形成一种可有效抑制多硫聚合物扩散的石墨烯包覆结构。X射线衍射(XRD),扫描电子显微镜(SEM)表征结果表明硫均匀地负载在碳纳米管上,并且在CNT-S复合材料外表面包覆有一层石墨烯。电化学测试结果表明,这种包覆结构能显著提高CNT-S复合材料的锂硫电池性能。

English

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  • 收稿日期:  2013-01-10
  • 网络出版日期:  2013-03-15
通讯作者: 陈斌, bchen63@163.com
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