location: Current position: Home >> Scientific Research >> Paper Publications

气压和偏流对高掺硼金刚石晶体性质的影响

Hits:

Indexed by:期刊论文

Date of Publication:2010-10-01

Journal:新型炭材料

Included Journals:PKU、ISTIC、CSCD、SCIE、EI

Volume:25

Issue:5

Page Number:357-362

ISSN No.:1007-8827

Key Words:高掺硼金刚石膜;气体压强;偏流;热灯丝化学气相沉积;扫描电镜;X射线衍射仪;拉曼光谱

Abstract:采用热丝化学气相沉积法,改变工作气压和偏流,在硅基片上沉积了高掺硼金刚石膜.利用扫描电镜(SEM)、拉曼光谱和X射线衍射仪对沉积的金刚石膜表面形貌和结构进行表征.结果显示:当气体压强从3kPa降低到1. 5kPa时,金刚石膜有较平的表面形貌和和较好的晶形,薄膜的晶体性质得到良好的改善.但是继续降气体压强,从1.5kPa到 0.5kPa时,却呈现出相反的趋势.固定气体压强(1. 5kPa),改变偏流,结果表明:适当的偏流(3A)可以改善掺硼金刚石的质量,偏流较高会导致薄膜中非金刚石相增多.

Pre One:Al-Mg-B thin films prepared by magnetron sputtering

Next One:Effect of B/C ratio on the physical properties of highly boron-doped diamond films