氮掺杂碳包覆Na3V2 (PO4 ) 2F3 钠离子电池正极材料的制备与性能 |
赵易飞, 杨振东, 李凤, 谢召军, 周震 |
Nitrogen-doped carbon-coated Na3V2 (PO4 ) 2F3 cathode materials for sodium-ion batteries: Preparation and electrochemical performance |
ZHAO Yifei, YANG Zhendong, LI Feng, XIE Zhaojun, ZHOU Zhen |
图3 (a) NVPF和(b) NVPF@C-N扫描电镜图;(c)~(d) NVPF@C-N透射电镜图;(e)~(g) NVPF@C-N元素分布图 |
Fig. 3 (a) SEM images of NVPF and (b) NVPF@C-N; (c) TEM image of NVPF@C-N; (d) HRTEM image of NVPF@C-N; (e)-(g) Elemental mapping images of NVPF@C-N |
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