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Graphene Coupled Schiff‐base Porous Polymers: Towards Nitrogen‐enriched Porous Carbon Nanosheets with Ultrahigh Electrochemical Capacity
Author(s) -
Zhuang Xiaodong,
Zhang Fan,
Wu Dongqing,
Feng Xinliang
Publication year - 2014
Publication title -
advanced materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 10.707
H-Index - 527
eISSN - 1521-4095
pISSN - 0935-9648
DOI - 10.1002/adma.201305040
Subject(s) - graphene , materials science , polymer , porosity , carbon fibers , pyrolysis , chemical engineering , oxide , nitrogen , schiff base , electrochemistry , covalent bond , polymer chemistry , nanotechnology , organic chemistry , composite number , electrode , composite material , chemistry , engineering , metallurgy
Schiff‐base type porous polymer sheets with ultrahigh nitrogen content have been successfully synthesized by utilizing aminated graphene oxide as a 2D structure‐directing template via dynamic covalent chemistry. Nitrogen‐enriched porous carbon nanosheets were thus prepared by thermal pyrolysis of the 2D porous polymers, showing exceptionally high capacitance up to 424 F g −1 at 0.1 A g −1 in 6 m KOH, superior to that of porous carbons without graphene involved.
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