聚阴离子型钠离子电池正极材料的研究进展
潘雯丽,关文浩,姜银珠*()
Research Advances in Polyanion-Type Cathodes for Sodium-Ion Batteries
Wenli Pan,Wenhao Guan,Yinzhu Jiang*()

图3. 焦磷酸盐钠电正极材料的结构

Fig 3. The structures of pyrophosphate cathodes for SIBs.
(a) Na2FeP2O7; different space groups of Na2CoP2O7: (b) P1, (c) P21cn, (d) P42/mnm.