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Hazy Backside Gettering with a-Si: H Film王锻强,孙茂友,翟富义,李美英,尤重远摘 要:<正> Hazy backside gettering of boron-doped <111> siljcon wafer with a-Si: H film deposited by rf glowdischarge technique (rf-GD) has been investigated by SEM, optical microscope and preferential etching tech-lique. lt is evident that the deposited film can effectively getter......
YIG Thin Film for RF Integrated Inductor刘锋,叶双莉School of Power and Mechanical Engineering, Wuhan University摘 要:The yttrium iron garnet(YIG) thin films prepared by the sol-gel method and rapid thermal annealing(RTA) process for integrated inductor are investigated. The X-ray diffraction(XRD) results indicate that the YIG film annealed above 650 ℃ is poly......
磁场下球磨处理各向异性纳米级Sm2Co17磁粉的制备与分析常颖,赵剑,李晓东,魏志勇大连理工大学汽车工程学院,工业装备结构分析国家重点实验室摘 要:2∶17型SmCo稀土永磁合金以良好的温度特性和较高的磁性能已成为不可或缺的高温永磁器件,通过球磨工艺,利用有机试剂庚烷和油酸对2∶17型Sm(CobalFe0.07Cu0.088Zr0.025)7.5磁粉表面包覆预处理,并在磁场强度为1.5T的外磁场下,对该磁粉进行细磨0.5~20h,制备得到厚度为20~100nm,具有各向异性能的纳米级磁片,其对应的磁性能(BH)m为127.36kJ/m3.关键词:各向异性;机械合金化;纳米结构;磁场下球磨;2∶17型SmCo永磁;......
Article ID: 1003-6326(2005)05-1190-04 Electrochemical studies on La-Co alloy film in acetamide-urea-NaBr melt system GUO Cheng-yu(郭承育), WANG Jian-chao(王建朝), CHEN Bi-qing(陈必清), WANG Jing-gui(王金贵) (Department of Chemistry, Qinghai Normal University, Xining 810008, China) Abstract: The kinetics of La-Co alloy film in acetamide-urea-NaBr molten salt electrolyte at 353K was investigated......
Growth and corrosion behavior of rare earth film on hot-dip galvanized steel LU Jin-tang(卢锦堂), WU Hai-jiang(吴海江), KONG Gang(孔 纲), CHE Chun-shan(车淳山), XU Qiao-yu(许乔瑜) College of Materials... s-24 h by the rare earth aqueous solution containing 20 g/L Ce(NO3)3?6H2O, and the growth behavior and corrosion resistance of the rare earth film were investigated by SEM, EDS, AES and NSS......
温度对2:17型SmCo永磁材料磁性能的影响邹联隆,黄伯云,易建宏,付应生,曾庆灵摘 要:研究了Sm2(Co Cu Fe zr)17,材料的剩磁Br,,内禀矫顽力iHc随温度的变化关系,研究了材料在不同温度条件下的磁通可逆损失和不可逆损失,随着材料内禀矫顽力iHc的增大,可逆损失和不可逆损失都明显减小,最后采用了畴壁位移理论解释了磁性能随温度衰变的机制,提高材料的内禀矫顽力是提高材料温度稳定性的有效途径.关键词:Sm2Co17永磁材料;温度稳定性;磁性能;......
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MICROSTRUCTURE AND PROPERTIES OF C-Cu NANOSTRUCTURE THIN FILM X.Gao1,K.X.Zhang1,Y.GUO1,D.Q.Yang1,Y.N.Sun1,Z.D.Lin1 (1.Lanzhou Institute of Physics,P.O. Box 94,Lanzhou 730000,China) Abstract... transmission spectrum, diamond two-phonon absorption andgraphite Raman peaks were observed, which suggests microcrystal diamond particlesand graphite components exist in the C-Cu film. The higher......
Self-assembled Synthesis of Porous TiO2 Film on the Electrophoretic-deposited Titanate Nanoribbon Film吴春芸,余火根Department of Chemistry,School of Science,Wuhan University of Technology摘 要:The porous TiO2 film was self-assembled on the surface of electrophoretic-deposited titanate nanoribbon film without the addition of templates by using TiF4......
J. Cent. South Univ. Technol. (2009) 16: 0038-0042 DOI: 10.1007/s11771-009-0006-6 Corrosion resistance of cerium conversion film electrodeposited on Mg-Gd-Y-Zr magnesium alloy Yi jian-long(易建龙...; Abstract: The cerium conversion film was applied......
