In-situ coating N-doped carbon on Co3O4 aerogel powders for remarkable supercapacitive properties

被引:0
|
作者
Caixia Lin
Qiuyao Su
Ni Wang
Wencheng Hu
机构
[1] School of Materials and Energy,
[2] University of Electronic Science & Technology of China,undefined
关键词
Co; O; aerogel powders; N-doped carbon coating; capacity; long-term GCD cycles; asymmetric supercapacitor;
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学科分类号
摘要
Co3O4 aerogel powders with N-doped carbon coating were prepared by a sol–gel route.The sample has a mesoporous structure with a specific surface area of 145 m2 g−1.The prepared electrode exhibits a high specific capacity of 753.6 C g−1.The electrode shows remarkable properties in long-term GCD cycles and rate capability.An assembled ASC achieves a maximum energy density of 38.94 Wh kg−1.
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页码:889 / 899
页数:10
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