X射线衍射Rietveld精修及其在锂离子电池正极材料中的应用

杨卓, 卢勇, 赵庆, 陈军

X-ray Diffraction Rietveld Refinement and Its Application in Cathode Materials for Lithium-ion Batteries

YANG Zhuo, LU Yong, ZHAO Qing, CHEN Jun

表3 XRD精修得到LiFePO4改性前后的晶胞参数[63]

Table 3 Cell parameters of LiFePO4 before and after modification by XRD refinement (© 2021, RSC)[63]

Sample a/nm b/nm c/nm V/nm3 LFP/C 1.03229 0.60061 0.46941 0.29104 LFP/C-YF-1 1.03054 0.59985 0.46903 0.28994 LFP/C-YF-2 1.03082 0.59977 0.46874 0.28980 LFP/C-YF-3 1.03069 0.59989 0.46892 0.28994