锂离子电池负极材料Ge4+掺杂Li4Ti5O12的制备及其电化学性能研究
邱彩霞1, 袁中直1, 刘玲1, 程思洁1, 刘金成2

Preparation and Characterization of Ge4+-doping Li4Ti5O12 Anode Material for Li-ion Battery and Its Electrochemical Properties
QIU Cai-Xia1, YUAN Zhong-Zhi1, LIU Ling1, CHENG Si-Jie1, LIU Jin-Cheng2
图3 Li 4 Ti 5- x Ge x O 12 样品在a 0.2 C 、b 1 C 和 c 5 C 下的第二次充放电曲线
Fig. 3 Second charge-discharge curves of Li 4 Ti 5- x Ge x O 12 samples at a 0.2 C , b 1 C and c 5 C rate