CuS@Cu freestanding electrode via electrochemical corrosion for high performance Li-ion batteries
CuS@Cu freestanding electrode via electrochemical corrosion for high performance Li-ion batteries
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通过电化学腐蚀的CuS@Cu独立电极用于高性能锂离子电池
DOI:
10.1016/j.matlet.2017.04.120
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发表时间:
2017-08
影响因子:
3
通讯作者:
Xuelin Yang
中科院分区:
文献类型:
--
作者:
Jun Tang;Shibing Ni;Qichang Chen;Jicheng Zhang;Xuelin Yang
3D porous CuS@Cu composite is prepared via a facile H2O2aided electrochemical corrosion method, which shows prominent electrochemical performance as freestanding electrode for Li-ion batteries. It delivers no capacity fading at a specific current of 0.5 A g−1, showing discharge/charge of 845/834 mAh g−1after 500 cycles. After 50 cycles at various specific current from 0.1 to 1.5 A g−1, the CuS@Cu electrode can still exhibit no capacity fading over 300 cycles at 2 A g−1, delivering discharge capacity of 414 mAh g−1.
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