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MICROSTRUCTURE ANALYSIS AND MECHANICAL PROPERTIES OF Zn-Al ALLOY ROD PRODUCED BY HEATED MOLD CONTINUOUS CASTING F.Y.Yan1,Y.Ma1,Y.Hao1,H.J.Liu2 (1.State Key Laboratory of Advanced Nonferrous... casting by heated mold was used to produce dtirectional solidification ZA alloy lines to eliminate the inter defects of these lines and increase their mechanical properties. The results......
Effects of Na content on structure and electrochemical performances of NaxMnO2+d cathode material YANG Shun-yi(杨顺毅)1, WANG Xian-you(王先友)1, WANG Ying(王 莹)2, CHEN Quan-qi(陈权启)1, LI Jiao-jiao(李姣姣)1..., the discharge capacity of Na0.7MnO2+d still approaches to 107 mA?h/g after 40 cycles. Key words: lithium-ion battery; cathode material; sodium manganese oxides; electrochemical properties; sol-gel technology 1......
Preparation and characteristics of Li2FeSiO4/C composite for cathode of lithium ion batteries GUO Hua-jun(郭华军), XIANG Kai-xiong(向楷雄), CAO Xuan(曹 璇), LI Xin-hai(李新海), WANG Zhi-xing(王志兴), LI Li...: A Li2FeSiO4/C composite cathode for lithium ion batteries was synthesized at 650 ℃ by solid-state reaction. The effects of carbon sources and carbon content on the properties of the Li2FeSiO4/C composites were......
1) LiNi0.6Co0.2Mn0.2O2 cathode materials are prepared by co-precipitation and subsequent heating. XRD and SEM analyses show that the structures and morphology of the LiNi0.6Co0.2Mn0.2O2 samples heated... Synthesis and electrochemical performances of LiNi0.6Co0.2Mn0.2O2 cathode materials ZHONG Sheng-kui(钟胜奎)1, 2, LI Wei(李 伟)1, LI Yan-hong(李艳红)3, ZUO Zheng-guang(邹正光)1, 2, TANG Xin(唐 鑫......
Trans. Nonferrous Met. Soc. China 22(2012) 2529-2534 Synthesis of nanostructured Li2FeSiO4/C cathode for lithium-ion battery by solution method YANG Rong1, LIU Xiao-yan1, QU Ye1, LEI Jing1, Jou...%. The results show that this method can prepare nanosphere-like Li2FeSiO4/C composite with good electrochemical performance. Key words: lithium-ion batteries; cathode material; Li2FeSiO4/C; solution method 1......
Performances of electrically heated microgroove vaporizers TANG Yong(汤 勇), PAN Min-qiang(潘敏强), LU Long-sheng(陆龙生), LIU Xiao-qing(刘晓晴) School of Mechanical Engineering, South China University...; Abstract: An electrically heated microgroove vaporizer was proposed. The vaporizer mainly comprised an outer tube, an inner tube......
Improved Cycle Properties of FeS2 Cathode Material with Metallic Additives Ki-Won Kim1,Gouri Cheruvally2,Jae-Kwang Kim2,Hyo-Jun Ahn1,Jou-Hyeon Ahn2,Jae-Won Choi2,Dong-Kyu Park3 (1.School of Nano...) cathode active material was prepared from iron and sulfur at room temperature by high energy mechanical alloying. Modified FeS2 composites containing Co or Ni transition metal powders as additives were......
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Synthesis of LiNi1/3Co1/3Mn1/3O2 cathode material via oxalate precursor ZHANG Chuan-fu(张传福), YANG Ping(杨 平), DAI Xi(戴 曦), XIONG Xuan(熊 宣), ZHAN Jing(湛 菁), ZHANG Yin-liang(张银亮) School..., and MnCl2 as starting materials, the triple oxalate precursor of nickel, cobalt, and manganese was synthesized by liquid-phase co-precipitation method. And then the LiNi1/3Co1/3Mn1/3O2 cathode materials......
, and the discharge capacity remains 125 mA?h/g after 30 cycles. The sol-gel method is suitable for the preparation of LiVPO4F cathode materials with good electrochemical performance for lithium ion batteries. Key words: lithium-ion batteries; LiVPO4F; cathode material; sol-gel method _____________________________________________________________________________________________________ 1 Introduction......
