室温钠硫电池的发展现状和挑战

李社栋, 宋莹莹, 边煜华, 刘朝孟, 高宣雯, 骆文彬

Status and challenges in the development of room-temperature sodium-sulfur batteries

Shedong LI, Yingying SONG, Yuhua BIAN, Zhaomeng LIU, Xuanwen GAO, Wenbin LUO

图6 (a) 硫化钠、短链多硫化钠和硫同素异形体与碳骨架中各种含氮基团的结合能，(b) MPC800-S复合正极在0.5 C下的循环性能[56]，(c) 共价S-C的典型TEM照片，(d) 共价S-C反应机理图，(e) 倍率性能[54]

Fig. 6 (a) Binding energies of sodium sul?de, short-chain sodium polysul?des, and sulfur allotropes to various nitrogen-containing groups within a carbon framework, (b) Cycle performance of the MPC 800-S composite cathode at 0.5 C[56], (c) The typical TEM images of covalent S-C, (d) Diagram of the covalent S-C reaction mechanism, (e) Rate performance[54]