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9 (a)(f) 为不同Nb掺杂量的NVNOPF材料的SEM图;(g) NVNOPF-0.10材料的TEM图;(h)(n) NVNOPF-0.10的元素分布图
Fig. 9 (a)(f) SEM images of NVNOPF with different Nb doping; (g) TEM image of NVNOPF-0.10; (h)(n) Elemental mapping images of NVNOPF-0.10