The significant role of solid oxide interphase in enhancement of cycling performance of Sn thin-film anodes

被引:12
作者
Chiu, KF [1 ]
Lin, HC
Lin, KM
Lin, TY
Shieh, DT
机构
[1] Feng Chia Univ, Dept Mat Sci & Engn, Taichung 407, Taiwan
[2] Natl Taiwan Univ, Dept Mat Sci & Engn, Taipei, Taiwan
[3] Ind Technol Res Inst, Mat Res Lab, Hsinchu, Taiwan
关键词
D O I
10.1149/1.2189246
中图分类号
O646 [电化学、电解、磁化学];
学科分类号
081704 ;
摘要
Sn thin-film anodes have been prepared by radio-frequency magnetron sputtering with additional anode shielding on the sputter gun. The anode shielding effectively reduced kinetic energy of the adatoms during deposition, and the deposited thin films were X-ray amorphous and exhibited fine and smooth morphology with nanoparticles (5-10 nm) uniformly dispersed on the surface. By changing the charge - discharge scheme and deliberately depositing a SnO2 surface coating, the properties of the solid electrolyte interphase of these anodes can be modulated. The cycling properties of the Sn thin films with deliberate SnO2 surface coating are significantly improved. (C) 2006 The Electrochemical Society.
引用
收藏
页码:A1038 / A1042
页数:5
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