Now showing items 215-234 of 462

    • Large aperture ratio machining of the Z-cut quartz base on MEMS technology 

      Xie, Haihe; Jiang, Xiaogfeng; Lin, Chun; Lu, Xizhao; Huang, Yuanqing; 林春; 黄元庆 (SPIE, 2012)
      It is difficult to process quartz to get a large aperture ratio micropore(桅127渭m) by the mechanical tools, but it is possible processed by MEMS technology. The fluorine etching technology is used in experiments. The etching ...
    • Laser Beam Shapers Applied In the Laser Micro-jet Processing 

      Lu, Xi Zhao; Lin, Chun; Lin, Zhen Heng; Huang, Yuan Qing; 黄元庆 (APPL MECH MATER, 2010)
      With respect to the methods of precise processing, the laser micro-jet system became a hot topic in recent years. In this paper, inverted Galileo telescope would reform the laser beam of Gaussian distribution into a ...
    • Low temperature wafer direct bonding using wet chemical treatment 

      Zhao, Yanli; Song, Zijun; Li, Yan; San, Haisheng; Yu, Yuxi; 伞海生; 余煜玺 (Trans Tech Publications, 2012)
      In this paper, the low-temperature (less than or equal to 400 掳C) silicon wafer direct bonding technology using wet chemical surface treatment is proposed. For bonded pairs of silicon-oxide-covered wafers, the optimum ...
    • Low-speed dynamic characteristics of hydraulic clinder based on nonlinear coupling-force 

      Lin, Rong Chuan; Guo, Yin Biao; Li, Yan Ping; 郭隐彪 (Trans Tech Publications, 2011)
      The mechanism and producing condition of instsbility in low velocity of hydraulic clinder was analyzed based on dynamic model and test ,Nonlinear coupled force combined with hydraulic spring and Self-excited vibration were ...
    • Machining mode and error analysis in non-axisymmetric aspheric surface grinding - art no 67222N 

      Wang Zhen-Zhong; Guo Yin-Biao; Huang, hao; Gou, jiang; 王振忠; 郭隐彪 (P SOC PHOTO-OPT INS, 2007)
      To improve machining accuracy of non-axisymmetric lens, this paper presents the grinding mode with equal arc length feeding in parallel grinding, and analyses the relations between machining error and machining step in ...
    • Macro and micro investigation of internal structure of filament wound composite 

      Wen, Weidong; Li, Jian; Cui, Haitao; Xu, Ying; Zhang, Hongjian; 李俭 (Trans Tech Publications, 2012)
      The characteristic of internal structure of filament wound composite is investigated by experiment in this article. Cylinders manufactured by two kinds of fiber, E-glass and carbon, and epoxy resin, are cut into several ...
    • Magnetic resonance image reconstruction using similarities learnt from multi-modal images 

      Xiaobo Qu; 屈小波; Yingkun Hou ( Taishan University); Fan Lam ( University of Illinois at Urbana-Champaign); Di Guo; 郭迪; Zhong Chen; 陈忠 (2013-07-08)
      Compressed sensing has shown great potential to speed up magnetic resonance imaging (MRI) assuming the image is sparse and compressible in a transform domain. Conventional methods typically use a pre-defined patch-based ...
    • Measurement and analysis for optical radiation of glow discharge plasma at atmospheric pressure - art no 61500C 

      Ren, QL; Lin, Q; Hou, X; Yuan, J; Wyant, JC; Han, S; 林麒 (SPIE-INT SOC OPTICAL ENGINEERING, 2006)
      The optical radiation measurement and analysis to the glow discharge plasma at atmospheric pressure have been done in the paper. The low temperature plasma due to atmospheric pressure glow discharge (APGD) in air has been ...
    • Measurement and evaluation on China's optimum macro tax burden 

      Sun, Huiqun; 孙惠军 (IEEE Computer Society, 2012)
      The Macroscopic Tax Burden in China is a hot topic in the field of public finance. In this paper, the author try to measure China's tax burden level based on the OECD measurement scale, and then use the OLS model to estimate ...
    • Mechanical strength characterization for silicon-to-silicon direct bonding 

      Yan, Xin; Zhao, Yan Li; San, Hai Sheng; Yu, Yu Xi; Chen, Xu Yuan; 伞海生; 余煜玺; 陈旭远 (Trans Tech Publications, 2012)
      In this paper, silicon direct bonding was performed by two different cleaning processes, and the bonding quality was obtained by tensile test and IR test. For (100) P-type double side polished wafer, the optimum process ...
    • MEMS-based plasmon infrared emitter with hexagonal hole arrays perforated in the Al-SiO2-Si structure 

      Li, Fangqiang; San, Haisheng; Li, Changzheng; Li, Yan; Chen, Xuyuan; 伞海生; 陈旭远 (J MICROMECH MICROENG, 2011-10)
      A micro-machined plasmon infrared emitter with hexagonal hole arrays perforated in the Al/SiO2/Si structure is presented. The silicon-on-insulator wafer was employed to fabricate the hexagonal photonic crystal infrared ...
    • Metal-semiconductor-metal Ge photodetectors on SOI substrates for near infrared wavelength operation 

      Li, Cheng; Zhou, Zhiwen; Cai, Zhimeng; Lai, Hongkai; Chen, Songyan; 李成; 陈松岩 (IEEE, 2008)
      Metal-semiconductor-metal Ge photodetectors on SOI substrates operating at 1.3-1.6 mu m have been demonstrated. Ge films with thin top silicon layer for suppressing dark current were grown on low-temperature buffers by ...
    • Method for characterization and simulation of non-axisymmetric aspheric rough surface - art no 672225 

      Peng, Y. F.; Guo, Y. B.; 郭隐彪 (P SOC PHOTO-OPT INS, 2007)
      This paper presents a method for characterization and simulation of the non-axisymmetric aspheric rough surface. With this characterization procedure, simulation of the rough surface is simplified by decomposing the rough ...
    • Method to aid Modules Innovation by patent knowledge 

      Lin, Wenguang; Hou, Liang; Lai, Rongshen; Wu, Yongming; Huang, Wei; 侯亮; 黄巍 (ADV MATER RES-SWITZ, 2012)
      According to the innovation of specific module during the process of product platform in innovation and evolution, a method of using patent knowledge for aiding modules innovation based on axiomatic design and TRIZ was put ...
    • Method to aid product innovation by TRIZ, DSM and patent knowledge 

      Lin, Wen-Guang; Hou, Liang; Lai, Rongshen; Zhao, Na; Wu, Yongming; 侯亮 (TRANS TECH PUBLICATIONS LTD, 2012)
      For effectively using patents as information resource, a method using patent knowledge based on Design Structure Matrix (DSM) and Theory of Innovative Problem Solving (TRIZ) is proposed for aiding product innovation and ...
    • Methods for generating multiplicatively normalized interval and fuzzy weights 

      Wang, Xiaoyan; 王小燕 (IEEE Computer Society, 2012)
      In the interval and fuzzy multiple attribute decision making it is very important to estimate the corresponding set of normalized weights from the interval and fuzzy pairwise comparison matrix. Most existing works computing ...
    • Micro/nano structure written via sheath gas assisted EHD jet 

      He, Guangqi; Zheng, Gaofeng; Zheng, Jianyi; Lin, Yihong; Wei, Jin; Liu, Haiyan; Wang, Bin; Sun, Daoheng; 郑高峰; 郑建毅 (IEEE Computer Society, 2013)
      Laminar sheath gas is introduced into the Electrohydrodynamic Direct-Write (EDW) to promote the stability of charged jet and deposition precision of printed micro/nano structure. A novel EDW spinneret with sheath gas is ...
    • Mini Milling Cutter Measurement Based on Machine Vision 

      Guo Shuxia; Zhang Jiancheng; Jiang Xiaofeng; Peng Yin; Wang Lei; 王磊 (PROCEDIA ENGINEER, 2011)
      A machine vision based method to measure diameter and maximum swing diameter of mini milling cutter is proposed in this paper. The measure system is made up with a telecentric backlight illuminator, a bilateral-telecentric ...
    • MOCVD growth of GaN films on Si-rich SiNx nanoislands patterned sapphire - art no 69842V 

      Fang, Zhilai; Li, Shuping; Kang, Junyong; Shen, W; Chu, J; 李书平; 康俊勇; 方志来 (SPIE-INT SOC OPTICAL ENGINEERING, 2008)
      We intentionally patterned Si-rich SiNX nanoislands on sapphire substrates and found the SiNx significantly influenced the subsequent growth of GaN films. Distinct GaN islands of triangular base were formed caused by the ...
    • Modal identification using blind source separation based on moving average method 

      Du, Jian Hua; Huang, Hong; Lan, Dian Dian; 黄红武 (Trans Tech Publications Ltd, 2013)
      The paper discusses the basic principles of blind source separation and modal identification of structures, analyses the feasibility that using blind source separation techniques for modal parameter identification. According ...