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three-volt spinel Li1+xMn1.5Ni0.5O4 for secondary lithium batteries[J]. J Solid State Chem, 1995, 119(1): 216-218. [4]郝华, 刘韩星, 欧阳世翕. 微波合成锂离子电池正极材料的电性能影响因素[J]. 功能材料, 2001, 32(4): 385-387. HAO Hua, LIU Han... of acetates as precursors for the low-temperature synthesis of LiMn2O4 and LiCoO2 intercalation compounds[J]. J Solid State Chem, 1991, 94(1): 185-196. [8]Haitao H, Peter G B. A 4 V lithium manganese oxide......
Heat treatment effect on electrochemical properties of spinel Li4Ti5O12LI Yue ZHAO Hailei TIAN Zhihong QIU Weihua LI Xue School of Materials Science and Engineering,University of Science...℃for different times (0,2,8, and 12 h).The effects of beat-treatment time on the particle morphology,rate-eapability,and electrode kinetic process of the Li4Ti5O12 elec- trode,and on the lithium ion diffusion......
nickel manganese lithium compounds 4) 实验参数 固定实验条件如下:Co2+,Ni2+,Mn2+,Li+的浓度为0.1 mol/L,草酸铵溶液为0.1 mol/L,碳酸氢铵为0.1 mol/L,碳酸钠溶液为0.1 mol/L,氢氧化钠为0.1 mol/L,改变pH值,反应温度,反应搅拌时间和沉淀剂加入量(De)与理论用量(Dt)之比等因素(见表3),研究硫酸体系中钴...;Route design of cobalt-nickel-manganese-lithium precipitation separation process 图2 沉淀物提纯工艺图 Fig. 2 Diagram of precipitate purification process 2 结果与讨论 2.1 用草酸铵沉淀法从钴镍锰锂中分离钴 在含有钴......
的副反应将导致电池倍率及循环性能恶化. 关键词:锂离子电池; 尖晶石LiMn_2O_4; 杂质; 电化学性能; lithium ion battery; spinel LiMn_2O_4; impurity; electrochemical performance; [全文内容正在添加中] ......
vanadium slag with waste titanium dioxide without roasting was studied. Mineralogy analysis indicates that the converter vanadium slag contains mainly three mineral phases:magnetite, titanium magnetite, and silicate phase. Vanadium is in combination with iron, titanium, manganese,aluminum, and silicon. The impacts of leaching temperature, leaching time, stirring speed, liquid-to-solid ratio, and initial......
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锂锰氧化物离子筛的研究进展 綦鹏飞1,朱桂茹1,王铎1,高从楷1 (1.中国海洋大学化学化工学院海洋化学理论与工程技术教育部重点实验室,青岛,266100) 摘要:尖晶石型锂锰氧化物是目前最具发展前景的锂吸附剂.介绍了锂锰氧化物的合成方法及结构,Li+的抽提/嵌入反应机理和锂离子筛吸附锂过程中的影响因素,讨论了对目前在锂吸附剂的制备及实际应用等方面存在的问题,并展望了锂锰氧化物离子筛未来的研究方向. 关键词:锂锰氧化物; 离子筛; 吸附; lithium manganese oxide; ion-sieve; adsorption; [全文内容正在添加中] ......
. Precipitation results also showed an average diameter size of ~ 50 nm for the embedding α-MnO2 nanorods with BET surface area of 174 m2/g. Key words: manganese dioxide; nanorods; methane gas reduction... material, it is a two-dimensional type of manganese dioxide which shows lower surface area in comparison with α-MnO2 [2,5,8,9,12-14]. One-dimensional (1D) α-MnO2 nanorods can be synthesized either......
Preparation and Characterization of High Infrared Emissivity Mn-doped NCO Spinel Composites邹隽1,2,DONG Shurong1,GAO Junhua3,WANG Hongfu3,程旭东11. State Key Laboratory of Advanced Technology... 要:NiCr2O4(NCO)spinel composites with different Mn/Ni atomic ratios(Mn/Ni=0.05,0.10,0.15,and 0.20)were synthesized via solid state reaction method.Phase......