基于光学显微镜的锂离子电池材料老化衰减原位研究进展

姚逸鸣, 栾伟玲, 陈莹, 孙敏

Recent progress in aging degradation of lithium-ion battery materials via in-situ optical microscopy

Yiming YAO, Weiling LUAN, Ying CHEN, Min SUN

图12 NCM和石墨电极的厚度变化情况[71](a) 极片光学显微镜横截面图像；(b) 体积膨胀率的演化

Fig. 12 The thickness variation of the NCM and graphite electrode[71] (a) optical microscope cross-sectional images of the electrode; (b) evolution of the volume expansion rate