
近日,我院韩磊教授团队在国际权威期刊Angew. Chem. Int. Ed. 上发表题为“A Donor-Acceptor-Donor-type Organic Molecule as Effective Electrode to Form Rapid Diffusion Pathway for High-performance Sodium-Ion Batteries”的研究。文中针对钠离子电池发展需求,设计合成了兼具D-A-D结构和p-π共轭的萘二酰亚胺基有机电极材料(NDI-DTMA)。该材料通过甲氧基官能团解决了电极的溶解问题,同时促进了钠离子扩散动力学,D-A-D结构能优化电子传输,有效提高电导率。实验表明,NDI-DTMA在大电流密度下展现高容量和长循环稳定性。此研究为有机电极材料开发提供新思路,助力高性能有机钠离子电池发展。

图1. NDI-DTMA储能机理表征
文章链接:
Yuhui Wang, Jie Guo,* Yifan Tang, Shuangxing Cui, Wan Cui, Jinglun Yang, Guochang Li,* Xunwen Xiao, Qichun Zhang,* Lei Han*, A Donor-Acceptor-Donor-type Organic Molecule as an Effective Electrode to Form Rapid Diffusion Pathway for High-Performance Sodium-Ion Batteries, Angew. Chem. Int. Ed., 2025, e202513887.
//onlinelibrary.wiley.com/doi/10.1002/anie.202513887