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Synthesis and characterization of multidoped lithium manganese oxide spinel LiCo0.02La0.01Mn1.97O3.98Cl0.02 ZHANG Na(张 娜), TANG Zhi-yuan(唐致远), HUANG Qing-hua(黄庆华), LU Xing-he(卢星河) School... capacity at 180th cycle. Key words: lithium ion batteries; LiMn2O4; lithium manganese oxide spinel; multidoped; electrochemical properties ......
, Kunming 650091, China ? Central South University Press and Springer-Verlag Berlin Heidelberg 2010 Abstract: The microwave absorbing characteristics of basic cobalt carbonate, cobalt oxide (Co3O4), and the mixture of basic cobalt carbonate and cobalt oxide were investigated by means of microwave cavity perturbation, their temperature increasing curves were measured, and their ability to absorb......
Hydrothermal Preparation of Homogeneous Cobalt Oxide Nanomaterials as Stable Anodes for Superior Lithium Ion BatteriesJunke Ou1,Shugen Wu2,Hao Wang31. Institute for Advanced Study,Chengdu University2... via a simple and facile hydrothermal synthesis without calcination treatment.When the Co3O4 nanomaterials are investigated as anodes for lithium ion batteries,a good electrochemical property......
: 478-484. [12] Yao W L, Wang J L, Yang J, Du G D. Novel carbon nanofiber-cobalt oxide composites for lithium storage with large capacity and high reversibility [J] Journal of Power Sources, 2008, 176... decreases with increasing the graphite content. Key words: composite materials; cobalt oxides; lithium ion batteries; graphite; electrochemical properties; precipitation ......
elements such as copper, cobalt and chromium for a small fraction of manganese atoms in spinel lattice[9-15]. The stability of spinel lithium manganese oxide is related to the insertion/removal...; Abstract: The insertion/removal processes of lithium ion in spinel lithium manganese oxide(LiMn2O4......
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of Materials Science and Engineering, Central South University, Changsha 410083, China) Abstract: LiNi0.45Co0.10Mn0.45O2 was prepared from Li2CO3 and a triple oxide of nickel, cobalt and manganese at 950... reaction method, and its structure and electrochemical properties were investigated in detail. 2 EXPERIMENTAL LiNi0.45Co0.10Mn0.45O2 was prepared from Li2CO3 and a triple oxide of nickel, cobalt......
of lithium ion batteries[1,5-8]. Among them, cobalt oxides have excellent electrochemical properties as lithium storage materials in lithium ion batteries because of their large reversible capacity[9-11..., CHEN Y, KONSTANTINOV K, YAO J, AHN J B, LIU H K, DOU S X. Nanosize cobalt oxides as anode materials for lithium-ion batteries [J]. J Alloys and Compounds, 2002, 340: L5-L10. [8] LIU H C, YEN S K......
Performances of lithium manganese oxide prepared by hydrothermal processKONG Long(孔龙)1, 2, LI Yun-jiao(李运姣)1, 2, ZHANG Peng(张鹏)3, HUANG Hai-hua(黄海花)3, YE Wang-qi(叶万奇)1, LI Chun-xia(李春霞)1, 2(1... words:lithium ion batteries; LiMn2O4; hydrothermal method; heat treatment......
by cobalt, the higher the capacity retention and more excellent rate capability are obtained. Key words: lithium ion batteries; lithium manganese oxide; spinel; cobalt doping; cathode materials ...放电循环性能,且大电流放电能力提高；随着掺钴量的提高,大电流充放电性能与循环过程中容量的保持率也提高. 关键词:锂离子电池；锰酸锂；尖晶石；钴掺杂；正极材料 中图分类号:TM 912.9 文献标识码:A Preparation and electrochemical characterization of Co-doping lithium......
