Preparation and microstructure properties of tetrahedral amorphous carbon films by pulsed laser deposition using camphoric carbon target

被引:24
作者
Rusop, M [1 ]
Kinugawa, T [1 ]
Soga, T [1 ]
Jimbo, T [1 ]
机构
[1] Nagoya Inst Technol, Dept Environm Technol & Urban Planning, Showa Ku, Nagoya, Aichi 4668555, Japan
关键词
tetrahedral; amorphous carbon; camphor; diamond; pulsed laser deposition;
D O I
10.1016/j.diamond.2004.06.035
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The properties of tetrahedral amorphous carbon (ta-C) films grown by pulsed laser deposition (PLD) using camphoric carbon (CC) target and their respective effects of diamond percentages by weight in the target (Dwt.%) are discussed. Scanning electron microscopy (SEM), atomic force microscopy (AFM), Visible-Raman spectroscopy, Fourier transform infrared spectroscopy (FTIR) and X-ray photoelectron spectroscopy (XPS) analyses indicated that the Dwt.% noticeably modified the sp(3) bonds content and the morphology of the ta-C films. The optical gap (E-g) and electrical resistivity (rho) increase with Dwt.% up to 1.6 eV and 5.63x10(7) (Omega cm), respectively, for the ta-C films deposited using target with higher of 50 Dwt.%. We found that the Dwt.% has modified the surface morphological, structural, bonding and physical properties of the camphoric carbon films. (C) 2004 Elsevier B.V. All rights reserved.
引用
收藏
页码:2174 / 2179
页数:6
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