高容量锂电池负极材料TiNb2O7的合成及其机理

谢礼兰, 杨冬升, 凌静

Synthesis and Formation Mechanism of Lithium Battery High-Capacity Anode Material TiNb2O7

XIE Lilan, YANG Dongsheng, LING Jing

表1 在不同温度合成的样品的XRD无标定量分析数据

Table 1 XRD standardless quantitative analysis data of each sample obtained at different temperatures

Sintering parameter Raw material 400℃-8 h 800℃-8 h 900℃-8 h 1000℃-8 h 1100℃-8 h Anatase 23.10%* 27.38% 22.16% 16.84% - 0 Rutile - - - 4.18% 6.13% 0 Nb2O5 76.90%* 72.62% 3.86% - - 0 Ti2Nb10O29 - - 67.42% 71.51% 43.12% 0 TiNb2O7 - - 6.56% 7.47% 50.75% 100% Rwp% 10.57% 14.50% 15.68% 12.87% 15.03%