层状Li(Ni1-xCox)O2结构研究 |
Study on LiNi1-xCoxO2 Structure |
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摘要: |
关键词: 层状Li(Ni1-xCox)O2 Ni2+与Li+有序性 Ni-O八面体 |
基金项目: |
Abstract: LiNi1-xCoxO2 with x=0.1, 0.2, 0.3, 0.5 and 1 were prepared by co-precipitation of mixed solution of Ni- and Co-salt in NaOH. The structure of LiNi1-xCoxO2 was analyzed by XRD. The results show that the unit cell constants a and c decrease as the Co content increases. Although the change of unit cell constants can reflect the substitution of Co ions with Ni ions in the lab, the splits of the pairs of (006), (102) and (108), (110) in the XRD pattern can not reflect the presence of Ni2+ in the lithium site. |
Keywords: layered Li(Ni1-xCox)O2 the ordering of Ni2+ in Li+ sites Ni-O octahedron |
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谷亦杰,吴惠康,麻向阳,周恒辉,魏清,常文保.层状Li(Ni1-xCox)O2结构研究[J].无机化学学报,2006,22(3):494-497. |
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