Nb掺杂Na3V2O2PO42F空心微球钠离子电池正极材料的制备与性能
张梓楠, 陈剑

Preparation and property evaluation of Nb-doped Na3V2O2PO42F hollow microspheres as cathode materials for sodium-ion batteries
Zinan ZHANG, Jian CHEN
图6 在不同水热时间获得的产物的SEM (a)(c)TEM (d)(h) 图像
Fig. 6 SEM (a)(c) and TEM (d)(h) images of products obtained at different hydrothermal time