Pulsed reactive chemical vapor deposition in the C-Ti-Si system from H2/TiCl4/SiCl4

被引:39
作者
Jacques, S [1 ]
Di-Murro, H [1 ]
Berthet, MP [1 ]
Vincent, H [1 ]
机构
[1] Univ Lyon 1, CNRS, UMR 5615, Lab Multimat & Interfaces, F-69622 Villeurbanne, France
关键词
chemical vapour deposition (CVD) (68); carbides (57); multilayers (299); transmission electron microscopy (TEM) (496);
D O I
10.1016/j.tsf.2004.09.043
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A new route was explored to produce Ti3SiC2-based thin coatings on carbonaceous substrates. This method combines low pressure-pulsed chemical vapor deposition (CVD) and reactive CVD, the gaseous phase being a mixture Of SiCl4, TiCl4 and H-2. It consists in depositing a pyrocarbon film on the substrate, converting C into SiC (or TiCx) and then converting this carbide into Ti3SiC2. Experiments and thermodynamic calculations were performed and compared. The films were investigated by X-ray diffraction and transmission electron microscopy. Several microstructures consisting of various combinations of Ti3SiC2, C, SiC, TiCx and TiSi2 were obtained. (c) 2004 Elsevier B.V. All rights reserved.
引用
收藏
页码:13 / 20
页数:8
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