ZIF-67衍生Co-NC多孔碳材料的可控制备及其在锂-硫二次电池中的应用研究

罗世强,郑春满,孙巍巍,谢威,柯剑煌,刘双科,洪晓斌,李宇杰,许静

Controllable Preparation of Co-NC Nanoporous Carbon Derived from ZIF-67 for Advanced Lithium-sulfur Batteries

Shi-Qiang LUO,Chun-Man ZHENG,Wei-Wei SUN,Wei XIE,Jian-Huang KE,Shuang-Ke LIU,Xiao-Bin HONG,Yu-Jie LI,Jing XU

图7 不同Co含量的S/Co-NC(0~48 h)电极的(a)循环性能曲线、(b)倍率性能曲线以及(c)S/Co-NC(48 h)电极在1.0C电流密度下的长周期循环性能曲线

Fig. 7 (a) Cycle performances and (b) rate capabilities of S/Co-NC(0~48 h) electrodes with different Co contents; (c) Long-cycle performance of S/Co-NC(48 h) at 1.0C current density