Synthesizing nitrogen-doped porous carbon@sulfur cathode for high-performance and stable cycling Li-S batteries
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- 作者：Haotian Wang ; Kai Huang ; huangk@xtu.edu.cn" class="auth_mail" title="E-mail the corresponding author ; Panpan Wang ; Jiangxin Zhong ; zhongjx@xtu.edu.cn" class="auth_mail" title="E-mail the corresponding author
- 关键词：Silica nanospheres ; Porous carbon ; Nitrogen doped ; Li Sulfur batteries
- 刊名：Journal of Alloys and Compounds
- 出版年：2017
- 出版时间：15 January 2017
- 年：2017
- 卷：691
- 期：Complete
- 页码：613-618
- 全文大小：1654 K
文摘
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The N-PC porous nanostructures have been successfully synthesized.
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N-doped carbon can promote the chemical adsorption of polysulfides.
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The surface area is about 853 m2 g−1 and pore volume about 0.939 cm3 g−1.
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After 500 cycles at 2.0 C the capacity remaining above 457 mAh g−1.