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Modification of the Recovery Behavior of TiNi Shape Memory Alloy (SMA) by Chemical Heat Treatment MIN Si-lin1,WANG Gao-chao1,YANG Gang1,HUANG Yi-bin1 (1.College of Materials Science and Engineering, Nanchang Institute of Aeronautical Technology, Nanchang, China) 摘要:In order to improve the linear recovery behavior, TiNi shape memory alloy springs were samariumed at 550℃for 4 hours with SmH3......
测试方法对硅片表面微粗糙度测量结果影响的研究 李俊峰1,孙媛1,李莉1,李婧璐1,徐继平1,孙燕1 (1.北京有色金属研究总院有研半导体材料股份有限公司,北京,100088) 摘要:随着大规模集成电路的快速发展, 硅片表面微粗糙度对于器件制造的影响也越来越受到人们的重视. 介绍了几种测量硅片表面微粗糙度的测试方法, 并将它们分成三类, 简单阐述了每一类测试方法的测试原理, 影响测试结果的因素, 从实际应用的角度详细阐述了这三类测试方法的适用情况,通过详细的测试数据及图形对这三类测试方法进行了分析, 并对这三类测试方法进行了比较. 最后简单介绍了纳米形貌和硅片表面微粗糙度之间的关系. 关键词:表面微粗糙度; 测量; 硅片; surface roughness of planar surface; measurement; silicon wafer; [全文内容正在添加中] ......
Dielectric properties of doped silicon carbide powder by thermal diffusion SU Xiao-lei(苏晓磊), LI Zhi-min(李智敏), LUO Fa(罗 发), WANG Xiao-yan(王晓艳), ZHU Dong-mei(朱冬梅), ZHOU Wan-cheng(周万城) State Key... the aluminum and nitrogen atoms affect the bond of silicon and carbon. The dielectric real part (ε′) and imaginary part (ε") of the nitrogen-doped sample are higher than those of the other samples......
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TiNi Shape Memory Alloy Foams Synthesized by Spacer Sintering and their Properties P D Hodgson1,J Y Xiong1,Y C Li1,C E Wen1 (1.Centre for Material and Fibre Innovation, Deakin University, Geelong Victoria 3217, Australia) 摘要:Titanium (Ti) andnickel (Ni) elemental powders were blended by ball milling and the ball milled powders were employed to fabricate TiNi shape memory alloy (SMA) foams......
PREPARATION AND CHARACTERIZATION OF POLY-CRYSTALLINE SILICON THIN FILM H.Shen1,Z.Y.Liu2,Y.F.Hu2,L.S.Wen2 (1.Guangzhou Institute of Energy Conversion, The Chinese Academy of Sciences, Guangzhou 510070, China;2.College of Mechanical Engineering, South China University of Technology, Guangzhou 510640, China) Abstract:Poly-crystalline silicon thin film has big potential of reducing the cost......
Article ID: 1003-6326(2005)03-0510-05 Preparation and properties of continuous Al-containing silicon carbide fibers YU Yu-xi(余煜玺), LI Xiao-dong(李效东), CAO Feng(曹 峰), WANG Ying-de(王应德... resistance than the Tyranno SA fibers. Key words: continuous silicon carbide fibers; polyaluminocarbosilane; polymer pyrolysis CLC number: TQ343.6  ......
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Article ID: 1003-6326(2005)06-1237-05 R-phase transformation of aged Ti-Ni shape memory alloy GONG Chang-wei(宫长伟), WANG Yi-nong(王轶农), YANG Da-zhi(杨大智), LIU Xiao-peng(刘晓鹏) (Department of Materials Engineering, Dalian University of Technology, Dalian 116024, China) Abstract: Ti-50.6Ni(molar fraction, %) shape memory alloy solution treated at 850℃ for 1h followed by ageing treatment......