| 乙醇共沉淀法制备纳米Li[Ni1/3CO1/3Mn1/3]O2 |
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| 引用本文： | 关昶.乙醇共沉淀法制备纳米Li[Ni1/3CO1/3Mn1/3]O2[J].人工晶体学报,2011,40(5):1276-1280. |
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| 作者姓名： | 关昶 |
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| 作者单位： | 吉林化工学院化工与材料工程学院,吉林,132022 |
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| 摘 要： | 采用乙醇共沉淀法制备纳米Li Ni1/3 Co1/3 Mn1/3] O2材料.采用XRD和SEM对合成材料进行了表征.结果表明:合成材料的粒径为纳米级,平均粒径可达60 nm,此种方法合成材料具有较好的层状结构和较低的阳离子混排程度.在2.8 ～4.3 V(vs Li/Li+)条件下进行充放电测试,结果表明材料具有较好的电化学性能,尤其在高倍率下(10 C),材料的放电性能可以达到大功率用电设备的要求.
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| 关 键 词： | 锂离子电池 Li[Ni1/3Co1/3Mnl/3]O2 乙醇共沉淀法 高倍率 |
Synthesis of Nano Li[Ni_(1/3)Co_(1/3)Mn_(1/3)]O_2 by Co-precipitation Method with Ethanol |
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| GUAN Chang.Synthesis of Nano Li[Ni_(1/3)Co_(1/3)Mn_(1/3)]O_2 by Co-precipitation Method with Ethanol[J].Journal of Synthetic Crystals,2011,40(5):1276-1280. |
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| Authors: | GUAN Chang |
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| Affiliation: | GUAN Chang (College of Chemical and Material Engineering,Jilin Institute of Chemical Technology,Jilin 132022,China) |
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| Abstract: | The nano LiNi1/3Co1/3Mn1/3]O2 powder was synthesized via co-precipitation method with ethanol.The synthesized materials were characterized by XRD and SEM.The results indicated that the average diameter of the nanoparticles was 60 nm.The LiNi1/3Co1/3Mn1/3]O2 powders had layered hexagonal structure with low cation mixing.Galvanostatic charge-discharge tests between 2.8 V and 4.3 V(vs Li/Li+) confirmed the LiNi1/3Co1/3Mn1/3]O2 electrode had good electrochemical properties,especially the high rate discharge ... |
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| Keywords: | lithium-ion battery Li[Ni1/3Co1/3Mn1/3]O2 co-precipitation method with ethanol high rate |
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