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5 Al掺杂LiMn2O4的XRD结构精修结果[69]

Table 5 XRD structure refinement result of Al doped LiMn2O4 (© 2019, Elsevier Ltd.)[69]

Formula Calculated Experimental a/nm b/nm c/nm V/nm3 a/nm V/nm3 Li8Mn16O32 0.886205 0.886205 0.886205 0.695990 - - Li8Mn15AlO32 0.826725 0.826725 0.826725 0.567617 0.82507 0.561658 Li8Mn14Al2O32 0.831493 0.831493 0.799071 0.552416 0.82466 0.560821 Li8Mn13Al3O32 0.814375 0.826337 0.820583 0.551780 0.82110 0.553590