钠离子电池正极材料氟磷酸钒钠研究进展

孙畅, 邓泽荣, 江宁波, 张露露, FANG Hui, 杨学林

Recent research progress of sodium vanadium fluorophosphate as cathode material for sodium-ion batteries

Chang SUN, Zerong DENG, Ningbo JIANG, Lulu ZHANG, Hui FANG, Xuelin YANG

图3 喷雾干燥辅助固相法合成NVPF/C复合材料的(a) 扫描电镜照片、(b) 不同倍率下的充放电曲线、(c) 全电池在10 C下的长循环性能图[48]和静电纺丝辅助热处理技术合成NVPF@C复合材料的(d) 扫描电镜照片、(e) TEM图、(f) 不同倍率下的充放电曲线、(g) 全电池在1 C下的长循环性能图[49]

Fig. 3 (a) SEM images, (b) charge-discharge curves at different rate, (c) long cycle performance of full battery at 10 C of NVPF/C synthesized by spray drying assisted solid-state reaction[48], (d) SEM images, (e) TEM images, (f) charge-discharge curves at different rate, (g) long cycle performance of full battery at 1 C of NVPF@C prepared by electrospinning assisted heat treatment technology[49]