预嵌锂多壁碳纳米管的性能
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Performance of Lithium-ion Capacitors Using Pre-lithiated Multi-walled Carbon Nanotube Composite Anode
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图7. 3000次循环测试前后的电化学交流阻抗谱图

Fig.7. Electrochemical impedance spectra of before (a) and after (b) 3000 cycles charge and discharge test