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J. Cent. South Univ. Technol. (2008) 15(s1): 197-201 DOI: 10.1007/s11771-008-345-8 Fabrication of micro carbon pillar by laser-induced chemical vapor deposition ZHOU Jian(周 健)1, LUO Yin-she(罗迎社... power from 0.5 W to 4.5 W and the pressure of the precursor gas from 225×133.3 Pa to 680×133.3 Pa, the experiments of laser induced chemical vapor deposition were proceeded for fabrication of micro......
Development of Electrospray Laser Chemical Vapour Deposition for Homogenous Alumina CoatingsTeiichi KIMURAJapan Fine Ceramics CenterState Key Laboratory of Advanced Technology for Materials Synthesis... deposition method,we prepared homogenous alumina coatings.We found that laser irradiation was effective in compensating the surface temperature decrease,and an alpha-alumina coating with dense columnar......
Effect of laser power and deposition environment on the microstructure and properties of direct laser metal-deposited 12CrNi2 steelChangtai Chi22. Institute of Metal Research, Chinese Academy of Sciences摘 要:Direct laser metal deposition was used for preparing blocks of steel 12CrNi2 using four different laser powers under two different deposition......
: A rectangular plate of Ti-6.5Al-3.5Mo-1.5Zr-0.3Si titanium alloy was fabricated by laser melting deposition (LMD) technology. Macrostructure and microstructure were characterized by optical...; tensile properties; laser melting deposition 1 Introduction Laser melting deposition (LMD) manufacturing technology, a newly developed fabrication technology that combines the prototyping and laser......
treatment, chemical vapor deposition, and metallic cementation)[1-2]. Surface heat treatment with laser beam uses the characteristics of self-quenching that cools rapidly into materials without... Laser surface hardening of AISI H13 tool steel Jae-Ho LEE, Jeong-Hwan JANG, Byeong-Don JOO, Young-Myung SON, Young-Hoon MOON School of Mechanical Engineering, Pusan National University, Busan......
HIGH-CURRENT PULSED ELECTRON BEAM: RAPID SURFACE ALLOYING AND WEAR RESISTANCE IMPROVEMENT C.Dong1,A.M.Zhang2,S.Z.Hao1,A.M.Wu1,T.Xu2,Z.R.Zhou3,H.W.Liu3,J.Xu3 (1.State Key Lab. for Materials Modification by Laser, Ion and Electron Beams, Dalian University of Technology, Dalian 116024, China;2.State Key Laboratory of Solid Lubrication, Lanzhou Institute of Chemical Physics, The Chinese Academy......
-y axis CNC gantry table. Cladding tracks were formed by moving the specimen relative to the beam in the x-direction. During deposition, the substrate displacement speed under the laser beam was 500... Laser engineered net shaping of Co-based superalloys XUE Chun-fang(薛春芳)1, DAI Yao(戴 耀)1, TIAN Xin-li(田欣利)2 1. Department of Mechanical Engineering, Academy of Armored Force Engineering, Beijing......
Trans. Nonferrous Met. Soc. China 26(2016) 994-1002 Microstructure and mechanical properties of pulsed laser welded Al/steel dissimilar joint Jin YANG, Yu-long LI, Hua ZHANG Key Laboratory for Robot.... Key words: pulsed laser welding; steel; aluminum; microstructure; mechanical property 1 Introduction In order to reduce fuel consumption and decrease air pollution, lightweight metals and alloys have......
Three-dimensional Deposition of Silicon Structure from Silicate Glass with Dispersed Metallie Muminum by Femtosecond Laser IrradiationMasashi Hamabe,Kiyotaka Miura,Yasuhiko Shimotsum,Masaaki Sakakura... to micro- size particles due to the thermite reaction promoted by heat treatment.We determined the effect of focused laser pulses on the Si deposition process using the time-resolved transient lens......
Optimization of Processing Parameters for Laser Powder Deposition using Finite Element Method付垚State Key Laboratory of Non-ferrous Metals and Processes, General Research Institute for Non-ferrous Metals摘 要:In order to investigate the effects of powder materials and processing parameters on thermal and stress field during laser powder deposition (LPD......