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Effect of calcination temperature on characteristics of LiNi1/3Co1/3Mn1/3O2 cathode for lithium ion batteries GUO Hua-jun(郭华军) 1, LIANG Ru-fu(梁如福)1, LI Xin-hai(李新海)1, ZHANG Xin-ming(张新明)2..., 203.1 mA?h/g are observed when the charge voltages limit are fixed at 4.50 V and 4.70 V, respectively. Key words: lithium ion battery; LiNi1/3Co1/3Mn1/3O2; sol-gel; cathode  ......
The Effect of Intensity Pulsed Ion Beam Irradiation on Wear Resistance of High-speed Steel MA Teng-cai1,LIU Zhen-min1,WANG Ying-min1,HAO Sheng-zhi1,MEI Xian-xiu1 (1.State Key Laboratory for Materials Modification by Laser, Ion and Electron Beams, Department of Physics, Dalian University of Technology, Dalian 116024, China) 摘要:The structural and phase transformations occurring in the near......
CORROSION BEHAVIOR OF Cu-Nb AND Ni-Nb AMORPHOUS FILMS PREPARED BY ION BEAM ASSISTED DEPOSITION F.Zeng1,F.Pan1,B.Zhao1,D.M.Li1 (1.Laboratory of Advanced Materials, Department of Materials Science and Engineering, Tsinghua University,Beijing 100084, China) Abstract:The Cu25Nb75 and Ni45Nb55 amorphous films with about 500nm thickness were prepared by ion beam assisted deposition (IBAD......
; Organic acids and inorganic anions in Bayer liquors by ion chromatography after solid-phase extraction ZHONG Fu-jin(钟付金)1, CHEN Xiao-qing(陈晓青)1, ZHANG Shu-chao... 450041, China) Abstract: A method for the simultaneous separation and determination of organic acids and inorganic anions in Bayer liquors was developed by gradient ion chromatography with suppressed......
Deposition of photocatalytic TiO2 and N-doped TiO2 films by arc ion plating LI Ming-sheng(李明升), ZHANG Shu-juan(张淑娟), LOU Jin(娄 瑾), LIU Ting-zhi(刘庭芝), ZHOU Ze-hua(周泽华), YANG Gan-lan(杨干兰... 2007 Abstract: TiO2 and N-doped TiO2 films were deposited on the glass substrates by arc ion plating method. The results show that the deposition rate does not change with the increasing deposition......
Effects of sodium substitution on properties of LiMn2O4 cathode for lithium ion batteries GUO Hua-jun(郭华军)1, LI Xiang-qun(李向群)2, HE Fang-yong(何方勇)1, LI Xin-hai(李新海)1, WANG Zhi-xing(王志兴... with increasing the sodium dopant amount. Key words: lithium ion battery; cathode; LiMn2O4; sodium; substitutio 1 Introduction Layered LiCoO2 has been widely used in commercial lithium ion......
Electrochemical properties of high-power lithium ion batteries made from modified spinel LiMn2O4 LI Xiang-qun(李向群)1, WANG Zhi-xing(王志兴)2, LIANG Ru-fu(梁如福)2, GUO Hua-jun(郭华军)2...; Abstract: A prismatic 204056-type high power lithium-ion battery was developed. Modified LiMn2O4 and carbonaceous mesophase sphere......
Article ID: 1003-6326(2005)06-1420-05 Electrochemical properties of novel calcium stannate anode for lithium ion batteries HE Ze-qiang(何则强)1, 2, XIONG Li-zhi(熊利芝)1, XIAO Zhuo-bing(肖卓炳)1, MA... for lithium ion batteries were studied. The results show that the uniform nano-crystallites (about 200nm) of CaSnO3 are obtained and a reversible capacity of 460mA·h·g-1 (0-1.0V, 0.1C) with good cycling......
Effect of ion implantation upon erosion resistance of polyimide films in space environment DUO Shu-wang(多树旺)1,2, LI Mei-shuan(李美栓)2, ZHOU Yan-chun(周延春)2 1. Jiangxi Key... Academy of Sciences, Shenyang 110016, China Received 10 April 2006; accepted 25 April 2006 Abstract: The atomic oxygen (AO) resistance of Si ion implanted polyimide films in the ground-based AO......
J. Cent. South Univ. Technol. (2008) 15: 531-534 DOI: 10.1007/s11771-008-0100-1 Preparation of LiFePO4 for lithium ion battery using Fe2P2O7 as precursor HU Guo-rong(胡国荣), XIAO Zheng-wei(肖政伟.... The as-prepared Fe2P2O7 crystallizes in the space group and belongs to β-Fe2P2O7 for crystal phase. The particle size distribution of Fe2P2O7 observed by SEM is 0.4-3.0 μm. During the Li+ ion......