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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 ......
; Abstract: The insertion/removal processes of lithium ion in spinel lithium manganese oxide(LiMn2O4) and copper doped spinel lithium manganese oxide (LiCuxMn2-xO4) on a powder microelectrode were studied by electrochemical impedance spectroscopy(EIS), cyclic voltammetry(CV) and X-ray diffractometry(XRD......
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... and Metallurgy Corporation Limited, Changsha 410083, China)Abstract:A simple hydrothermal process followed by heat treatment was applied to the preparation of spinel Li1.05Mn1.95O4. In this process, electrolytic......
Mechanism of Capacity Fading Caused by Mn(Ⅱ) Deposition on Anodes for Spinel Lithium Manganese Oxide Cell陈海辉1,2,MA Tianyi2,ZENG Yingying3,GUO Xiuyan3,邱新平21. College of Chemistry & Chemical...">The capacity fade of spinel lithium manganese oxide in lithium-ion batteries is a bottleneck challenge for the large-scale application.The traditional opinion is that Mn(Ⅱ) ions in the anode are reduced......
: A 1 INTRODUCTION Lithium ion battery was used in many areas because of its high voltage, high energy density and long cycle life and so on. Spinel lithium manganese oxide was one of the most... by mechanochemical method and subsequent firing. The effects of different manganese compounds on the structure and electrochemical behavior of spinel lithium manganese oxide are studied. 2 ......
ARTICLE J. Cent. South Univ. (2019) 26: 1481-1492 DOI: https://doi.org/10.1007/s11771-019-4104-9 Facile synthesis of hierarchically structured manganese oxides as anode for lithium-ion batteries... and CoMn2O4 nanosheets manifest superior lithium-ion storage properties, rendering them promising applications in LIBs and other energy-related fields. Key words: manganese oxides; nanostructures; anode......
, SINGH R K. Microstructural and electrochemical properties of lithium manganese oxide thin films grown by pulsed laser deposition [J]. Appl Surf Sci, 2002, 197/198: 516-521. [4] HAN J D, JIA Y Z, JIN S... 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......
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charged to 4.7 V and 4.9 V. Key words: spinel LiMn2O4; secondary lithium batteries; surface modification; LiF-coating 1 Introduction Spinel LiMn2O4 is a widely studied cathode material for secondary... voltage of spinel LiMn2O4 does not exceeds 4.3 V. However, since the secondary lithium batteries are often abused in practice, the experimental batteries here are cycled at a constant current density......
Influence of Doping Rare Earth on Performance of Lithium Manganese Oxide Spinels as Cathode Materials for Lithium-Ion Batteries Lu Xinghe1,Zhang Na1,Tang Zhiyuan1,Huang Qinghua1 (1.School of Chemical Engineering and Technology, Tianjin University, Tianjin 300072, China) Abstract:Some rare earth doping spinel LiMn2-xRExO4 (RE=La, Ce, Nd) cathode materials for lithium ion batteries were......
