聚阴离子型二次离子电池正极材料研究进展 |
闫琦, 兰元其, 姚文娇, 唐永炳 |
Recent development of polyanionic cathodes for second ion batteries |
Qi YAN, Yuanqi LAN, Wenjiao YAO, Yongbing TANG |
图8 (a) Na2Fe(C2O4)SO4·H2O晶胞结构示意图;(b) 不同电压下Na2Fe(C2O4)SO4·H2O正极在0.2 C时的充放电曲线;(c) Na2Fe(C2O4)SO4·H2O半电池在0.5 C电流密度下1.7~4.2 V范围内的长循环性能曲线[ |
Fig. 8 (a) crystal structure of Na2Fe(C2O4)SO4·H2O; (b) galvanostatic charge-discharge curves at 0.2 C; (c) long-term cycling performance of the NFOS/Na half cells at 0.5 C for 500cycles[ |