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11 (a) 碳层上N掺杂的结构，N1：吡啶N，N2：吡咯N，N3：四价N；(b) 碳层上B掺杂的结构和B掺杂碳层的钠离子扩散路径

Fig.11 (a) schematic structure of binding conditions of N in a carbon lattice, N1: pyridinic N, N2: pyrrolic N, N3: quaternary N; (b) schematic structure of binding conditions of B in a carbon lattice and sodium diffusion pathway through B-doped carbon