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

表2 Co-NC复合材料中各元素质量含量及N/C比

Table 2 Elemental content of Co and N in Co-NC composites and N/C ratio data

Sample Co-NC(0 h) Co-NC(6 h) Co-NC(24 h) Co-NC(48 h) Co/wt% 37.55 23.29 16.24 15.93 N/wt% 6.68 8.36 8.79 8.78 N/C 0.1070 0.1089 0.1056 0.1045