Diamond film growth by pulse-modulated magnetoactive microwave plasma chemical vapour deposition

被引:3
作者
Hatta, A
Suzuki, H
Kadota, K
Ito, T
Hiraki, A
机构
[1] Department of Electrical Engineering, Osaka University
关键词
chemical vapour deposition; diamond; glow discharge optical spectroscopy; plasma processing and deposition;
D O I
10.1016/0040-6090(96)08648-8
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Diamond films were deposited by pulse-modulated magnetoactive microwave plasma chemical vapour deposition. The dependence of the deposition rate on the modulation frequency showed a strong peak at 500 Hz. The deposition rate of the pulse-modulated plasma was several times larger than that of the continuous plasma at the same microwave power. The time-averaged methyl radical (CH3) density measured by infrared laser absorption spectroscopy was also enhanced by pulse modulation; however, the CH3 density was not always proportional to the resulting deposition rate.
引用
收藏
页码:264 / 266
页数:3
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