姓名:杨正金 特任教授 单位:中国科学技术大学 应用化学系 邮箱:yangzj09@ustc.edu.cn |
主要研究方向与成果:
主要从事化工分离、离子膜制备应用和水系有机液流电池方面的研究,尤其在自具微孔离聚物膜、水系有机液流电池方面,形成了特色的、代表性的研究方向,部分研究成果已实现中试规模应用。主要学术成果包括:(1)提出了系列离子膜功能化的化学新策略,开发了侧长链型、位阻型离子膜和“响应型”聚轮烷离子膜,阐释了膜内离子传递通道、相互作用对离子膜选择性和渗透性的调变规律;(2)利用高度刚性高分子无法紧密堆积,开发了系列自具<1nm微孔的离聚物膜,发现了离子在受限空间内的快速、高选择性传质;(3)开发了新型水系有机液流电池及专用离子传导膜,通过分子轨道结构调控,实现了水系有机液流电池性能的化学调控。
代表性论文:
Qing Zhu, Hui Li, Wenyi Wu, Junkai Fang, Peipei Zuo, Zhengjin Yang* and Tongwen Xu*. Solution-processable Amorphous Microporous Polymers for Membrane Applications, Prog. Polym. Sci., 2023, 137, 101636
Kang Peng#, Yuanyuan Li#, Gonggen Tang, Yahua Liu, Zhengjin Yang* and Tongwen Xu*. Solvation regulation to mitigate the decomposition of 2,6-dihydroxyanthraquinone in aqueous organic redox flow batteries, Energy Environ. Sci., 2023, 16, 430-437
Qing Zhu, Yuanyuan Li, Qingling Qian, Peipei Zuo, Michael D Guiver, Zhengjin Yang* and Tongwen Xu*. Sulfonated ultramicroporous membrane with selective ion transport enables osmotic energy extraction from multiform salt solutions with exceptional efficiency, Energy Environ. Sci., 2022, 15, 4148-4156
Gonggen Tang, Yahua Liu, Yuanyuan Li, Kang Peng, Peipei Zuo, Zhengjin Yang* and Tongwen Xu*. Designing robust two-electron storage extended bipyridinium anolytes for pH-neutral aqueous organic redox flow batteries, JACS Au, 2022, 2, 5, 1214–1222
Peipei Zuo, Zhengjin Yang*, Tongwen Xu* et al. Sulfonated microporous polymer membranes with fast and selective ion transport for electrochemical energy conversion and storage. Angew. Chem. Int. Ed., 2020, 59, 9564–9573