The superior cycle and rate performance of a novel sulfur cathode by immobilizing sulfur into porous N-doped carbon microspheres

Author:

Xu Hui123,Deng Yuanfu12345,Zhao Zhenxia12345,Xu Hongjie678,Qin Xusong123,Chen Guohua12367

Affiliation:

1. Centre for Green Products and Processing Technologies

2. Guangzhou HKUST Fok Ying Tung Research Institute

3. Guangzhou, China

4. The Key Laboratory of fuel cell of Guangdong province

5. School of Chemistry and Chemical Engineering

6. Department of Chemical and Biomolecular Engineering

7. The Hong Kong University of Science and Technology

8. Hong Kong, China

Abstract

A novel S-immobilized N-doped carbon microspheres (NCMs) composite was synthesized and assembled as a cathode for Li–S batteries with significantly improved cycle stability and rate performance (e.g.0.030% per cycle for 500 cycles at 2.0 C).

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,Metals and Alloys,Surfaces, Coatings and Films,General Chemistry,Ceramics and Composites,Electronic, Optical and Magnetic Materials,Catalysis

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