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Dissolution mechanism of solid nickel in liquid zinc saturated with Fe KONG Gang(孔 纲), LU Jin-tang(卢锦堂), XU Qiao-yu(许乔瑜) School of Materials Science and Engineering, South China University... by diffusion of nickel atom across a concentration boundary layer in liquid Zn saturated with Fe, and is different from a mixed control mechanism of nickel in liquid pure zinc. The participation of Γ2......
Engineering Design & Research Institute of China, Chengdu 610081, China)Abstract:A new method based on the multi-wedge translation mechanism is presented to calculate the lateral force acting... words:pile; sliding surface; limit analysis; multi-wedge mechanism......
Ultrasonic excitation induced nanocrystallization and toughening of Zr46.75Cu46.75Al6.5 bulk metallic glassW.Zhai1,L.H.Nie1,X.D.Hui2,Y.Xiao1,T.Wang2,B.Wei11. School of Physical Science and Technology, Northwestern Polytechnical University2. State Key Laboratory for Advanced Metals and Materials, University of Science & Technology Beijing摘 要:Intensive......
composites have lower toughness and are difficult to obtain, the research progress of strengthening and toughening of SiC composites were discussed, and the mechanism of strengthening and toughening...; strengthening and toughening; research progress SiC复合材料因为具有高温强度大,耐磨损性能好,热稳定性强,硬度高以及耐化学腐蚀能力强等优点,在机械,航空航天等领域发挥重要作用[1-3].然而,由于SiC具有共价键性强,熔点高,自扩散系数小,烧结性差等局限性,需要借助高温(2 000~2 300 ℃)或助烧剂才能形成致密的器件.同时,SiC的脆性进一步限制了其应用......
On the Microstructural Strengthening and Toughening of Heat-Affected Zone in a Low-Carbon High-Strength Cu-Bearing SteelXiaohui Xi,Jinliang Wang,Liqing Chen,Zhaodong WangState Key Laboratory of Rolling and Automation,Northeastern University摘 要:In this article, the influence of simulated thermal cycles for the heat-aff ected zone(HAZ......
J. Cent. South Univ. Technol. (2008) 15(s1): 115-117 DOI: 10.1007/s11771-008-327-x Mechanism of sulfide effect on viscosity of HPAM polymer solution KANG Wan-li(康万利)1, 2, ZHOU Yang(周 阳)2, WANG... using BROOKFIELD DV-II viscometer, and the interaction mechanism was discussed. The HPAM solution viscosity was investigated through fully reducing sulfide by the addition of hydrogen peroxide......
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