Hierarchically porous activated carbons prepared via a dissipative process: a high-capacity cathode for Li-ion capacitors

Author:

Cao Qi1,Ning Guoqing1ORCID,Yang Fan1,Wang Ye1,Li Bofeng1,Ma Xinlong1

Affiliation:

1. State Key Laboratory of Heavy Oil Processing, China University of Petroleum, Beijing, 102249, China

Abstract

Hierarchically porous activated carbons (PACs) are synthesized by a tableting-activation method. As a cathode for LICs, the optimal PACs exhibit an ultrahigh specific capacity of 251 mA h g−1 at 0.5 A g−1 and still retain 158 mA h g−1 at 15 A g−1.

Funder

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science

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