钠离子电池钒基聚阴离子型正极材料的发展现状与应用挑战
易红明, 吕志强, 张华民, 宋明明, 郑 琼, 李先锋

Recent progress and application challenges in V-based polyanionic compounds for cathodes of sodium-ion batteries
Hongming YI, Zhiqiang LYU, Huamin ZHANG, Mingming SONG, Qiong ZHENG, Xianfeng LI
图10 (a) NVPF@CD复合物的制备过程和(b) 冷冻干燥法制备NVP@C@rGO复合物
Fig.10 (a) schematical representation of fabrication of NVPF@CD nanocomposite; (b) schematic of freeze-drying-assisted method to prepare NVP@C@rGO composite