Dual protection of sulfur by interconnected porous carbon nanorods and graphene sheets for lithium–sulfur batteries

Xiangyang Zhou,Feng Chen,Juan Yang,Lulu Ma,Tao Bai,Bo Long,Qunchao Liao,Chongwu Liu

Journal of Electroanalytical Chemistry（2015）

引用 21|浏览8

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摘要

•A novel PCNRs was synthesized from an ion-exchange resin.•A hybrid structure by incorporating the merits of PCNRs and graphene sheets.•The GS@PCNRs/S sulfur cathode exhibits excellent rate capability and cycle stability.•The GS@PCNRs/S composite presents electrochemical stability up to 500cycles at 1C.

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关键词

Sulfur composite,Hierarchical porous carbon,Polysulfide diffusion,Graphene coating,Lithium–sulfur batteries

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