共搜索到16187条信息，每页显示10条信息，共1619页。用时：0小时0分0秒643毫秒
THE INTERFACE OF TERNARY-BORIDE-BASED HARD CLADDING MATERIAL Y.G.Wang1,D.Zhang1,Z.Q.Li2 (1.State Key Laboratory of Metal Matrix Composites, Shanghai Jiaotong University, Shanghai 200030,China;2.Mechanical Engineering Department, Shandong University, Jinan 250061, China) Abstract:The interfacial microstructure of ternary-boride-based hard cladding material (YF2) has been studied using scanning......
几种黄铁矿破碎后破裂面上的原子分布特征于宏东1,2,孙传尧2(1.北京市北京科技大学2.北京市北京矿冶研究总院 矿物加工科学与技术国家重点实验室)摘 要:采用EBSD分析技术和Material Studio科学软件研究几种黄铁矿破裂面上的原子分布特征.结果表明,不同产地黄铁矿破裂后其破裂面不仅具有择优取向,同时因产地不同它们的破裂面的晶体学取向也不同,不同破裂面上Fe和S原子的密度不同. 关键词:工艺矿物学； 黄铁矿； EBSD； Material Studio； 晶体取向； 原子密度......
......
J. Cent. South Univ. Technol. (2008) 15: 356-360 DOI: 10.1007/s11771-008-0067-y Similar material simulation of time series system for induced caving of roof in continuous mining under backfill...; Abstract: With the help of similar material simulation......
J. Cent. South Univ. (2018) 25: 1475-1488 DOI: https://doi.org/10.1007/s11771-018-3841-5 Optimized algorithm in mine production planning, mined material destination, and ultimate pit limit Rahimi... and Springer-Verlag GmbH Germany, part of Springer Nature 2018 Abstract: An integral connection exists among the mine production planning, the mined material destination, and the ultimate pit limit (UPL......
A New AgMeO Contact Material 唐红梅1,温鸣1,王宝珠1,王景芹1,陆俭国1,吕玉申1 (1.Department of Electrical Engineering, Hebei University of Technology,) Abstract:A new silver rare earth oxide contact material... and mechanical properties of Ag/SnO2(12) and Ag/CdO(12), the properties of three contact materials are similar, and hence Ag/La2O3(12) may become a potential contact material to be used as the substitute of Ag......
dischargeability, and the improved cycling stability is due to their lower volume expansion on hydriding and more uniform composition. Key words: hydrogen storage alloy; Co-free alloy; material processing...) is a promising way to reduce the alloy pulverization[6-8], and the cycling stability of the AB5 alloys with different Co contents can also be improved by different material processing methods such as heat......
fluid; reciprocating friction; aluminum; magnetic field; smart material 1 Introduction Magneto-rheological (MR) fluid is a material whose rheological properties change rapidly under a magnetic field... be considered in the measuring process. The types of material and surface modifications are the main factors for evaluating tribological characteristics of MR fluids. LIU et al [6-8] examined lubrication......
for nonferromagnetic metal material testing HAO Kuan-sheng(郝宽胜), HUANG Song-ling(黄松岭), ZHAO Wei(赵伟), DUAN Ru-jiao(段汝娇), WANG Shen(王珅) State Key Laboratory of Power Systems, Department of Electrical Engineering... words: metal material nondestructive testing; electromagnetic acoustic transducer; multi-field coupling; Garlerkin method; finite element 1 Introduction The metal material could be destructed......
α-Al_2O_3单晶的中子辐照效应研究 韩杰才1,郭怀新1,钟玉荣2,张海亮1,张明福1,左洪波1 (1.哈尔滨工业大学,黑龙江,哈尔滨,150080;2.中国科学院高能物理研究所,北京,100049) 摘要:选用能量为0.1~500 MeV,总注量为1.0×10~(18) neutron/cm~2的快中子对α-Al_2O_3单晶进行辐照.采用吸收光谱和荧光光谱研究了α-Al_2O_3单...,α-Al_2O_3单晶产生单空位及多空位,且多空位浓度增大幅度比单空位的增大幅度大. 关键词:α-Al_2O_3单晶; 中子辐照; 色心; α-Al_2O_3 single crystal; neutron irradiation; color center; [全文内容正在添加中] ......
