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fraction) and Al-20Pb mixed powders were mechanically milled. The morphology and the microstructures of the milled powders were observed by scanning electron microscopy and electron probe microscopy...Variation of mechanical properties and microstructures of Al-Pb mixed powder during mechanical millingHE Wen-xiong(贺文雄)1, FANG Wen-bin(房文斌)1, WANG Er-de(王尔德)1,2, HAN Fei(韩 飞)1(1. Research Institute......
Structure and visible photocatalytic activity of nitrogen-doped meso-porous TiO2 layer on Ti6Al4V substrate by plasma-based ion implantation LI Jin-long(李金龙)1, 2, 3, MA Xin-xin(马欣新)1, SUN Ming-ren...: The nitrogen-doped porous TiO2 layer on Ti6Al4V substrate was fabricated by plasma-based ion implantation of He, O and N. In order to increase the photodegradation efficiency of TiO2 layer, two methods......
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a mechanically induced formation mechanism of the GNS surface layer. The multiple surface severe plastic deformation under fine lubrication and cooling during SMRT contributed to the formation of a thick...Strain-induced formation of a gradient nanostructured surface layer on an ultrahigh strength bearing steelK.Zhang1,2,Z.B.Wang11. Shenyang National Laboratory for Materials Science, Institute of Metal......
Reinforcement strength reduction in FEM for mechanically stabilized earth structuresXUE Jian-feng(薛剑峰)1, 2, CHEN Jian-feng(陈建峰)1(1. Key Laboratory of Geotechnical and Underground Engineering of Ministry of Education(Tongji University), Shanghai 200092, China;2. School of Applied Science and Engineering, Monash University, Victoria 3842, Australia)Abstract:The factor of safety of mechanically......
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layer with exposure time, indicating that the barrier layer has more corrosion resistance than its associate sealed porous layer. 4) The anodizing in mixed acid followed by sealing treatment improves... of 2024-T3 aluminum alloy was improved by anodizing treatment in a mixed electrolyte containing 10% sulfuric acid, 5% boric acid and 2% phosphoric acid. Electrochemical impedance spectroscopy (EIS) technique......
Brazed joints of CBN grains and AISI 1045 steel with AgCuTi-TiC mixed powder as filler materialsWen-feng Ding,Jiu-hua Xu,Zhen-zhen Chen,Hong-hua Su,and Yu-can Fu College of Mechanical and Electrical... steel with AgCuTi-TiC mixed powder as a filler material was carried out.The joining strength and the interfacial microstructure were investigated.The experimental results indicate that the spreading......
thermal and concentration boundary layer thicknesses are decreasing functions of stretching ratio. Variations of mixed convection parameter and concentration buoyancy parameter on the velocity profiles... explored. Series solutions of the resulting problem were developed. Effects of mixed convection, internal heat generation/absorption parameter and Biot numbers on the dimensionless velocity, temperature......
Structure and Catalytic Behavior of CuO-ZrO-CeO2 Mixed Oxides 陈诵英1,王恩过1 (1.Institute of Catalysis, Zhejiang University, Hangzhou 310028,China) Abstract:The effect of doping CuO on the structure and properties of zirconia-ceria mixed oxide was studied. The results show that addition of CuO decreases the reduction temperature of ceria, and stabilizes the cubic structure of mixed oxides......