Influence of slurry chemistry on frictional force in copper chemical mechanical polishing

被引:8
作者
Ishikawa, A
Matsuo, H
Kikkawa, T
机构
[1] Assoc Super Adv Elect Technol, MIRAI, Tsukuba, Ibaraki 3058569, Japan
[2] Natl Inst Adv Ind Sci & Technol, MIRAI, Adv Semicond Res Ctr, Tsukuba, Ibaraki 3058569, Japan
[3] Hiroshima Univ, Res Ctr Nanodevices & Syst, Higashihiroshima 7398527, Japan
关键词
D O I
10.1149/1.1952607
中图分类号
O646 [电化学、电解、磁化学];
学科分类号
081704 ;
摘要
In situ frictional force measurement technique was developed for chemical mechanical polishing (CMP) process, and the influence of slurry chemistry of glycine/quinaldic acid/H2O2 on the frictional force was investigated. The results indicate that the CMP polishing rate increases nonlinearly with frictional force, and the coefficient of friction changes at the transitional friction force which is controlled by the concentration of the chelating agents. (c) 2005 The Electrochemical Society.
引用
收藏
页码:G695 / G697
页数:3
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