含硅负极在硫化物全固态电池中的应用

闫汶琳, 吴凡, 李泓, 陈立泉

Application of Si-based anodes in sulfide solid-state batteries

Wenlin YAN, Fan WU, Hong LI, Liquan CHEN

图3 (a) 不同颗粒尺寸的Si制备Si-C半电池循环性能；不同颗粒尺寸的Si-C负极循环100周后的FIB界面图：(b) 50 nm Si；(c) 1～3 μm Si[22]

Fig. 3 (a) cycling performance of all-solid-state Li-ion half cells made with Si-C anodes containing 50 nm (red) 1～3 μm (blue) and 325 mesh (green) silicon particles; FIB cross section view of Si-C composite electrodes containing different silicon particle size after 100 charge-discharge cycles: (b) 50 nm Si; (c) 1～3 μm Si[22]