不同杂原子掺杂钛酸钠对储钠性能的影响

葛金雨, 孟祥辉, 祁永军, 孙浩, 李健君, 周冰, 桂亭亭, 邢庆伟, 黄曼

The effect of different heteroatoms-doped Na2Ti3O7 on sodium ion storage

Jinyu GE, Xianghui MENG, Yongjun QI, Hao SUN, Jianjun LI, Bing ZHOU, Tingting GUI, Qingwei XING, Man HUANG

Fig. 3 Electrochemical performance of P-NTO and S-NTO electrode. CV curves for the first 3 cycles of P-NTO (a), S-NTO (d) and NTO (g) measured at a sweep rate of 0.1 mV/s. Charge-discharge curves of P-NTO (b), S-NTO (e) and NTO at different rates (h). (c) Rate performance of P-NTO and S-NTO. (f), (j) Cycling performances of P-NTO and S-NTO at a current density of 0.5 A/g and 0.2 A/g. (i) Cycling performances of NTO at a current density of 0.5 A/g. (k) 6500 continuous cycles at a rate of 2 A/g