锂离子电池正极材料本体结构演变及界面行为研究方法

牟粤, 杜韫, 明海, 张松通, 邱景义

Methods of investigating structural evolution and interface behavior in cathode materials for Li-ion batteries

Yue MU, Yun DU, Hai MING, Songtong ZHANG, Jingyi QIU

图12 (a) 3% LiAlO2掺杂样本的Mn元素XPS图谱；(b)为(a)经历100次循环后的XPS图谱[67]；(c) 沿扫描路径的过渡金属L边EELS谱[59]；(d) Ti掺杂表面改性LiNi0.5Mn1.5O4-δ的EDX图像[60]

Fig.12 (a) XPS spectra of 3% LiAlO2 doped sample of Mn element; (b) is XPS spectra of sample in (a) after 100 cycles[67]; (c) Transition metal L-edge EELS spectra along scanning pathway[59]; (d) EDX image of Ti-doped LiNi0.5Mn1.5O4-δ[60]