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Configuration evolution of Aln(n=3,4,6,13,19) clusters studied using linear synchronous transit method PENG Ping(彭 平), LI Gui-fa(李贵发), YANG Feng (杨 峰), TIAN Ze-an(田泽安) ZHENG Cai-xing(郑采星), HAN Shao-chang(韩绍昌) School of Materials Science and Engineering, Hunan University, Changsha 410082, China Received 10 April 2006; accepted 25 April 2006 Abstract: The evolution......
; 文献标志码:A 文章编号:1672-7207(2010)06-2344-06 Design of holes arrangement and grouting pressure for void road panel ZHAO Jian1, 2, ZOU... of Science & Technology, Changsha 410076, China) Abstract: In order to analyze the design of holes arrangement and its grouting pressure of void treatment beneath cement concrete pavement, based......
of compaction degree of the solid-phase and void ration of soil is improved. Four kinds of fine-grained soils from different regions in China were selected, and the adsorbed water content and density... the improved void ratio of soil as the parameter. Key words: adsorbed water; volumetric flask method; thermogravimetric analysis method; void ratio; settlement Cite this article as: ZHANG Rui, XIAO Yu-peng, WU......
at room temperature. However, the high temperature tensile strength was increased. The creep strength was improved by the addition of Ca and Sr. Key words: magnesium alloys; Ca; Sr; void initiation... images of alloys during creep test at 200 ℃, 70 MPa and 48 h: (a) AT42; (b) ATX421; (c) ATJ421 Fig.8 Void initiation of AT42 system alloys during creep test at 150 ℃, 50 MPa: (a) Non-etched AT42; (b......
J. Cent. South Univ. Technol. (2009) 16: 0236-0241 DOI: 10.1007/s11771-009-0040-4 Effect of doping Bi on oxygen evolution potential and corrosion behavior of Pb-based anode in zinc electrowinning...; Abstract: A new anodic material of ternary Pb-0.8%Ag-(0-5.0%)Bi alloy for zinc electrowinning was obtained by doping Bi. The anodic oxygen evolution potential, corrosion rate......
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Effect of Cerium on Gas Evolution Behavior of Pb-Ca-Sn Alloy Zheng Maosheng1,Zhou Genshu1,Lin Guanfa2,Li Dangguo1 (1.School of Material Science and Engineering, Xi′an Jiaotong University, Xi′an 710049, China;2.Research Institute of Goods Tubular, China National Petroleum Corporation, Xi′an 710065, China) Abstract:The effect of Ce on the behavior of gas evolution on Pb-Ca-Sn alloy in 4.5 mol......
Experimental Study of Microstructure Evolution during Tempering of Quenched Steel and Its Application CHEN Nan1,SHI Wei1,YAO Ke-fu1,WANG Hong-peng1 (1.Mechanical Engineering Department, Tsinghua University, Beijing 100084, P.R. China) 摘要:Microstructure evolution during tempering of quenched steel was studied via dilatometric experiments.Temperature ranges of transformation were determined......
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