Flexible high-energy asymmetric supercapacitors based on MnO@C composite nanosheet electrodes

Author:

Yu Neng1234,Guo Kai56234,Zhang Wei1234,Wang Xianfu7891011ORCID,Zhu Ming-Qiang1234ORCID

Affiliation:

1. Wuhan National Laboratory for Optoelectronics

2. Huazhong University of Science and Technology

3. Wuhan 430074

4. China

5. State Key Laboratory of Materials Processing and Die & Mould Technology

6. School of Materials Science and Engineering

7. College of Physics

8. Optoelectronics and Energy

9. Suzhou Key Laboratory of Advanced Carbon Materials and Wearable Energy Technology

10. Collaborative Innovation Center of Suzhou Nano Science and Technology

11. Soochow University

Abstract

A flexible asymmetric supercapacitor assembled with novel MnO@C composite nanosheets and Co3O4 nanosheets as negative and positive electrodes achieves an exceptional energy density of 59.6 W h kg−1 at a power density of 1529.8 W kg−1.

Funder

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science,Renewable Energy, Sustainability and the Environment,General Chemistry

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