Interface-rich mixed P2 + T phase Na x Co 0.1 Mn 0.9 O 2 (0.44 ≤ x ≤ 0.7) toward fast and high capacity sodium storage

作者：Guofeng Gao, Da Tie, Hao Ma, Haijun Yu, Shanshan Shi, Bo Wang, Shengming Xu, Linlin Wang, Yufeng Zhao · 发表于：Journal of Materials Chemistry A · 年份：2018 · DOI：10.1039/c8ta00206a · 被引用次数：76 · 研究领域：Advancements in Battery Materials、Advanced Battery Materials and Technologies、Dielectric properties of ceramics

This work reports a novel design of mixed P2 + T phase Na x Co 0.1 Mn 0.9 O 2 for high performance sodium storage, whereby the T phase offers fast Na ion diffusivity and excellent structural stability, and the P2–T phase interface offers additional channels and extra sites for charge transfer and charge storage.