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个人信息Personal Information
教授
博士生导师
硕士生导师
性别:男
毕业院校:西北工业大学
学位:博士
所在单位:材料科学与工程学院
电子邮箱:gfzhang@dlut.edu.cn
Deposition of amorphous diamond films on different substrates by electrolysis of methanol solution
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论文类型:会议论文
发表时间:2008-01-01
收录刊物:EI
卷号:373-374
页面范围:264-267
摘要:Amorphous diamond films were deposited on both (100) silicon and 316L stainless steel substrates at atmospheric pressure and low temperature (60°C) with a direct current pulsed power supply using methanol/additive solution as electrolyte. The morphology and microstructure of the films were analyzed by scanning electron microscopy (SEM) and Raman spectroscopy. The friction and wear behavior of the films were examined on the CERT test system. The SEM observations showed that the films consisted of fine and compact ball-like grains with about 300nm in diameter. Raman spectroscopy analysis confirmed the diamond structure by the presence of strong peaks at 1333cm -1 for both substrates. The friction coefficient of the films deposited on both substrates against WC ball was about 0.10 at ambient conditions. The active additive could play an important role not only in improving adhesive strength between the films and substrates, but also in increasing relative content of diamond phase in the films.