Improvement of structural and electrochemical properties of AlF3-coated Li[Ni1/3Co1/3Mn1/3]O2 cathode materials on high voltage region

作者: B.-C. Park , H.-B. Kim , S.-T. Myung , K. Amine , I. Belharouak

DOI: 10.1016/J.JPOWSOUR.2007.08.034

关键词: CoatingTransmission electron microscopyLithiumElectrochemistryParticleLayer (electronics)CathodeChemistryThermal stabilityAnalytical chemistryMetallurgy

摘要: The particle surface of Li[Ni 1/3 Co 1/3 Mn 1/3 ]O 2 was modified by AlF 3 as a new coating material to improve the electrochemical properties in the high cutoff voltage of 4.5V. The AlF 3 …

参考文章(14)
G.-H. Kim, J.-H. Kim, S.-T. Myung, C. S. Yoon, Y.-K. Sun, Improvement of High-Voltage Cycling Behavior of Surface-Modified Li [ Ni1 ∕ 3Co1 ∕ 3Mn1 ∕ 3 ] O2 Cathodes by Fluorine Substitution for Li-Ion Batteries Journal of The Electrochemical Society. ,vol. 152, ,(2005) , 10.1149/1.1952747
Jung-Min Han, Seung-Taek Myung, Yang-Kook Sun, Improved Electrochemical Cycling Behavior of ZnO -Coated Li1.05Al0.1Mn1.85O3.95F0.05 Spinel at 55°C Journal of The Electrochemical Society. ,vol. 153, ,(2006) , 10.1149/1.2197649
Hajime Miyashiro, Atsushi Yamanaka, Mitsuharu Tabuchi, Shiro Seki, Masanobu Nakayama, Yasutaka Ohno, Yo Kobayashi, Yuichi Mita, Akira Usami, Masataka Wakihara, Improvement of Degradation at Elevated Temperature and at High State-of-Charge Storage by ZrO2 Coating on LiCoO2 Journal of The Electrochemical Society. ,vol. 153, ,(2006) , 10.1149/1.2149306
Seung-Taek Myung, Kentarou Izumi, Shinichi Komaba, Yang-Kook Sun, Hitoshi Yashiro, Naoaki Kumagai, Role of Alumina Coating on Li−Ni−Co−Mn−O Particles as Positive Electrode Material for Lithium-Ion Batteries Chemistry of Materials. ,vol. 17, pp. 3695- 3704 ,(2005) , 10.1021/CM050566S
Tsutomu Ohzuku, Yoshinari Makimura, Layered Lithium Insertion Material of LiCo1/3Ni1/3Mn1/3O2 for Lithium-Ion Batteries Chemistry Letters. ,vol. 30, pp. 642- 643 ,(2001) , 10.1246/CL.2001.642
Y SUN, J HAN, S MYUNG, S LEE, K AMINE, Significant improvement of high voltage cycling behavior AlF3-coated LiCoO2 cathode Electrochemistry Communications. ,vol. 8, pp. 821- 826 ,(2006) , 10.1016/J.ELECOM.2006.03.040
A. M. Andersson, D. P. Abraham, R. Haasch, S. MacLaren, J. Liu, K. Amine, Surface Characterization of Electrodes from High Power Lithium-Ion Batteries Journal of The Electrochemical Society. ,vol. 149, ,(2002) , 10.1149/1.1505636
Zhaohui Chen, J.R. Dahn, Methods to obtain excellent capacity retention in LiCoO2 cycled to 4.5 V Electrochimica Acta. ,vol. 49, pp. 1079- 1090 ,(2004) , 10.1016/J.ELECTACTA.2003.10.019
M.-H. Lee, Y.-J. Kang, S.-T. Myung, Y.-K. Sun, Synthetic optimization of Li[Ni1/3Co1/3Mn1/3]O2 via co-precipitation Electrochimica Acta. ,vol. 50, pp. 939- 948 ,(2004) , 10.1016/J.ELECTACTA.2004.07.038
Y.-K. Sun, S.-W. Cho, S.-W. Lee, C. S. Yoon, K. Amine, AlF3-Coating to Improve High Voltage Cycling Performance of Li [ Ni1 ∕ 3Co1 ∕ 3Mn1 ∕ 3 ] O2 Cathode Materials for Lithium Secondary Batteries Journal of The Electrochemical Society. ,vol. 154, ,(2007) , 10.1149/1.2422890