共搜索到17136条信息,每页显示10条信息,共1714页。用时:0小时0分0秒875毫秒
气相沉积; 化学气相渗透; 织态结构; Pyrolytic carbon; Chemical vapor infiltration; Chemical vapor deposition; Textures; [全文内容正在添加中] ......
Trans. Nonferrous Met. Soc. China 22(2012) s722-s728 Microstructure evolution and mechanical properties of Ti-B-N coatings deposited by plasma-enhanced chemical vapor deposition Jung Ho SHIN1,2... wafer by plasma-enhanced chemical vapor deposition (PECVD) technique using a gaseous mixture of TiCl4, BCl3, H2, N2, and Ar. By virtue of X-ray diffraction analysis, X-ray photoelectron spectroscopy......
South University, Changsha 410083, China Received 30 May 2010; accepted 5 August 2011 Abstract: C/C composites with banded structure pyrocarbon were fabricated by fast chemical vapor infiltration (CVI... composites show different fracture characteristics at various regions, which leads to good toughness and bending strength. Key words: C/C composites; chemical vapor infiltration (CVI); high density......
deposition and infiltration processes of carbon materials [J]. Carbon, 2002, 40(5): 641-657. [12] ANTES J, HU Z, ZHANG W, HUTTINGER K J. Chemistry and kinetics of chemical vapor deposition of pyrocarbon VII... by pulse chemical vapor infiltration [J]. Carbon, 1996, 34(3): 417- 421. [14] VAIDYARAMAN S, LACKEY W J, AGRAWAL P K. 1-D model for forced flow thermal gradient chemical vapor infiltration process......
by chemical vapor infiltration [24]. This effect can be alleviated by using a forced gas flow through substrate microchannels (Fig. 7). The enhancement mechanism of diamond quality and growth rate... Carlo model [J]. Journal of Applied Physics, 2010, 108(1): 014905. [24] GLASER A, ROSIWAL S M, FREELS B, SINGER R F. Chemical vapor infiltration (CVI)-Part I: A new technique to achieve diamond......
in this work were 2.5- dimensional materials with a density of 1.72 g/cm3 produced by chemical vapor infiltration in our laboratory. Small specimens (12 mm×10 mm×10 mm) used as substrates were cut from...J. Cent. South Univ. Technol. (2010) 17: 1-6 DOI: 10.1007/s11771-010-0001-y Improved oxidation resistance of chemical vapor reaction SiC coating modified with silica for carbon/carbon composites......
and graphite were used as substrates in this study. The C/C composites were produced by chemical vapor infiltration in our laboratory, which were 2.5 dimensional materials with a density of 1.72 g/cm3... Anti-oxidation behavior of chemical vapor reaction SiC coatings on different carbon materials at high temperatures YANG Xin(杨 鑫)1, HUANG Qi-zhong(黄启忠)1, ZOU Yan-hong(邹艳红)2, CHANG Xin(常......
coating and successive SiC matrix were respectively prepared by chemical vapor infiltration (CVI) in T700 kind integer felt. The subsequent reactive melt infiltration (RMI) method was adopted... and SiC, which is beneficial to the pulling out of C fibers. Key words: C/SiC composite materials; microstructure; chemical vapor infiltration; reactive melt infiltration; flexural properties  ......
, Changsha 410083, China)Abstract:C/C-SiC-Cu3Si composites were fabricated by react melt infiltration for infiltrating Cu and Si into C/C performs that were prepared by chemical vapor infiltration (CVI... and fiber to a certain extent.Key words:C/C-SiC-Cu3Si composites; chemical vapor infiltration; react melt infiltration; oxidation behavior......
A Study on Medium Temperature Chemical Vapor Deposition (MT-CVD) Technology and Super Coating Materials LI Jian-ping1,ZENG Xiang-cai1,MA Wen-cun1,GAO Jian1 (1.Chengdu Tool Institute, Chengdu 610051) 摘要:In this paper, the dense and columnar crystalline TiCN coating layers with very good bonding strength between a layer and another layer was deposited using Medium Temperature Chemical Vapor......