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In-situ weld-alloying plasma arc welding of SiCp/Al MMC LEI Yu-cheng(雷玉成), YUAN Wei-jin(袁为进), CHEN Xi-zhang(陈希章), ZHU Fei(朱 飞), CHENG Xiao-nong(程晓农) School of Materials Science and Engineering...; Abstract: Plasma arc welding was used to join SiCp/Al composite with titanium as alloying filler material. Microstructure......
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Structure and properties of nanocrystalline rare earth bulks prepared by spark plasma sintering ZHANG Jiuxing1,LIU Xuemei1,SONG Xiaoyan1,LU Nianduan1 (1.College of Materials Science and Engineering... plasma sintering technology into an entirely closed system. The thermal and mechanical properties of the prepared ultrafine nanocrystalline bulks were characterized and compared with those of the raw......
Article ID: 1003-6326(2005)02-0233-05 Fabrication and mechanical properties of WC-Co-Al2O3 nanocomposites by spark plasma sintering SHEN Jun(沈 军), ZHANG Fa-ming(张法明), SUN Jian-fei(孙剑飞... to study their reinforcing effects, and spark plasma sintering technique was used to fabricate the WC-Co-Al2O3 nanocomposites. Experimental results show that the use of Al2O3 nanoparticles......
Characterization of plasma electrolytic oxide formed on AZ91 Mg alloy in KMnO4 electrolyte Duck-Young HWANG1, Ki-Ryong SHIN1, Bongyoung YOO1, Dong-Heon LEE, Deok-Yong PARK2, Dong-Hyuk SHIN1 1... potential of the oxide layer on AZ91 Mg alloy obtained at different plasma electrolytic oxidation(PEO) reaction stages increases with increasing coating voltage. The corrosion resistance of AZ91 Mg alloy......
Mechanical alloying and characteristics of spark plasma sintering of Ti-Al composite powders CHEN Hua(陈 华), XUE Tao(薛 涛), MEN Hong-zhi(门洪志) School of Materials Science and Engineering... by use of high energy ball-milling machine. Structure variations of powder mixtures during mechanical alloying and characteristic of spark plasma sintering were investigated. The results show......
Preparation of Ni60-Cr3C2 Coating by Plasma Spraying,Plasma Re-melting and Plasma Spray Welding on W6Mo5Cr4V2曾志强School of Mechanical Engineering and Automation,North University of China摘 要:In order to prepare heat-resistant inner layer of hot-forging die,plasma spraying,plasma re-melting and plasma spray welding were adopted.Cr3C2 coatings of Ni-Based......
Effect of rare earth on kinetics of pulse plasma nitriding of pure aluminum and properties of nitrided layerYAN Mu-fu(闫牧夫)(School of Materials Science and Engineering, Harbin Institute of Technology, Harbin 150001, China)Abstract:Pure aluminum was successfully nitrided in a pulse plasma nitriding facility with rare earth addition. The surface phase structure of the specimen nitrided at 500℃ in N2......
Optical diffraction gratings embedded in BK-7 glass by low-density plasma formation using femtosecond laser Jung-Kyu PARK1, Sung-Hak CHO1, Kwang-Ho KIM2, Myung-Chang KANG2 1. Nano Machining... plasma formation excited by a high-intensity femtosecond (130 fs) Ti: sapphire laser (λp=790 nm). The refractive index modifications with diameters ranging from 400 nm to 4 μm were photoinduced......
Trans. Nonferrous Met. Soc. China 22(2012) s808-s812 Internal modification in transparent hybrid germanium-silica plates using plasma formation induced by a femtosecond laser Ji-Wook YOON 1, Jung-Kyu... plasma formation excited by a high-intensity femtosecond (150 fs) Ti: sapphire laser (λp=790 nm). The refractive index modifications with diameters ranging from 400 nm to 3 μm were photoinduced after......