调控炭化过程优化煤基硬炭负极储钠性能

郭行,韩纹莉,董晓玲,李文翠

Adjusting carbonization process to optimize sodium storage performance of coal-based hard carbon anode

Hang GUO,Wenli HAN,Xiaoling DONG,Wencui LI

表2 炭化后样品的结构信息

Table 2 Structure information of the samples after carbonization

Sample SBET/(m2·g-1) d002/nm Lc /nm La /nm AG/AD 元素含量（质量分数）/% C N H O XJM-1-3-60 44.35 0.371 1.17 3.68 0.37 96.27 0.36 0.30 3.07 XJM-2-3-60 14.50 0.368 1.15 3.51 0.28 97.51 0.24 0.20 2.05 XJM-2-3-130 29.93 0.368 1.18 3.51 0.28 96.27 0.25 0.28 3.20 XJM-2-3-20 3.17 0.373 1.14 3.37 0.27 97.99 0.31 0.19 1.51 XJM-2-1-60 10.55 0.370 1.16 3.51 0.33 97.25 0.25 0.20 2.30 XJM-2-5-60 9.41 0.369 1.15 3.30 0.25 96.81 0.27 0.16 2.76