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RESEARCH OF FILM THICKNESS DURING DRAWING PROCESS LUBRICATED WITH O／W EMULSIONS＋Yan Hengzhi1; Zhong Jue1; Wang Dianzuo2(1. Department of Mechanical Engineering. Central South University of Technology... process. we have established the mathematical model of film thickness lubricated with emulsions during drawing process, The film thickness calculated with the model under general condition is very close......
Properties of fluoride film and its effect on electroless nickel deposition on magnesium alloys LIU Xin-kuan(刘新宽)1, LIU Zi-li(刘子利)2, LIU Ping(刘 平)1, XIANG Yang-hui(向阳辉)3, HU Wen-bin(胡文斌)3, DING... 2009; accepted 2 September 2010 Abstract: The physical characteristics and microstructure of the fluoride film formed during activation were investigated using SEM, XPS and SAM, and its......
SmCo基多元合金薄膜的成分调控研究彭龙1,李元勋21. 成都信息工程学院2. 电子科技大学电子薄膜与集成器件国家重点实验室摘 要:基于溅射理论和分子热力学理论建立了SmCo基多元合金薄膜的成分调控模型,讨论了溅射参数对薄膜成分的影响规律.随后以Sm(Co0.62Fe0.25Cu0.1Zr0.03)7.5合金为靶材,采用磁控溅射工艺在单晶Si基片上制备了SmCo基多元合金薄膜,测试了不同溅射工艺制备薄膜的成分.结果表明:通过模型计算得到的薄膜成分对溅射参数的依赖关系与实验结果吻合,验证了模型的有效性.关键词:溅射;薄膜成分;SmCo合金;稀土永磁;......
Photocatalytic oxidation activity of titanium dioxide film enhanced by Mn non-uniform doping ZHANG Kai-jian(张开坚)1, 3, XU Wei(徐 伟)2, 4, LI Xin-jun(李新军)2, ZHENG Shao-jian(郑少健)2, XU Gang(徐 刚.... Each film was characterized by XPS, SEM, UV-vis spectrophotometry and electrochemistry workstation analysis. The activity of the photocatalyst was evaluated by the kinetics of photocatalytic......
不同Sm含量SmCo合金的吸氢动力学行为研究 潘伟1,郭朝晖1,李建奎1,方以坤1 (1.钢铁研究总院,功能材料研究所,北京,100081) 摘要:研究了成分为Sm(Co0.65Fe0.25Cu0.08Zr0.02)z(z=5.0,6.1,7.4)的合金在室温,1.0 MPa氢压及加热条件下吸氢动力学行为.结果表明:随着钐含量的增加,合金的饱和吸氢量增多,氢破后的粉末颗粒也更加细小均匀,合金的开始吸氢温度降低,从开始吸氢到吸氢饱和的温度范围变宽. 关键词:氢破; 吸氢量; HD粉; [全文内容正在添加中] ......
Analysis of the SiOx Film Microstructure on Al Substrate by APCVD Process WANG You-wen1,GAN Zheng-hao2,WO Yin-hua1,ZHANG Ji-liang1,LI Jian1 (1.Material Science and Engineering Department, Zhejiang... and further growth to form the thin film. The morphology, composition and microstructure of the film are characterized by SEM, XPS, XRD and HRTEM. The results show that the SiOx film comprises a majority......
高温稳定,高磁性能2:17型SmCo永磁体绝缘特性的研究 潘伟1,朱明刚1,常颖2,喻晓军1,李卫1 (1.北京钢铁研究总院,北京,100081;2.大连理工大学,三束材料改性国家重点实验室,材料科学与工程学院,辽宁大连,116024) 摘要:解释了2:17型SmCo永磁合金晶胞结构对磁体绝缘特性的影响,并通过对磁粉绝缘包覆到磁体整体表面喷涂的全方位电绝缘保护的方案设计,得出制备具有高温稳定性能,优良电绝缘特性,较高磁性能2:17型SmCo稀土永磁体的有效途径.制备的磁体电阻率比烧结磁体高106~107倍,比粘结稀土永磁高103~104倍,磁性能比永磁铁氧体高出近1倍. 关键词:2:17型SmCo; 稀土永磁; 电绝缘; 涡流; [全文内容正在添加中] ......
SmCo非晶及纳米晶薄膜的磁性及微结构 祝要民1,陈强1,宋晓平1,李晓园1 (1.西安交通大学,西安,710049;2.洛阳工学院,洛阳,471639) 摘要:稀土过渡族金属磁性薄膜作为高密度磁记录材料引起科技界的广泛关注.作为磁记录介质要求具有小的磁粒尺寸才可能有高的记录密度.通过溅射制出非晶膜,再通过控制回火使其晶化得到小的磁粒尺寸是比较好的方法.我们用多靶磁控溅射制备出非晶SmCo薄膜.研究其晶化和磁性能及微结构之间的变化关系.并对其磁性变化规律进行了讨论. 关键词:非晶; 纳米晶; 微结构; 薄膜; 磁记录; [全文内容正在添加中] ......
Research on Uncrystallized Phosphating Film TANG En-jun1,XING Ze-kuan1 (1.No. 5719 Factory of PLA Pennzoil, Sichuan 611937, China) 摘要:This article excogitated a kind of uncrystallized phosphating film bears wearing capacity goodly by adding Ca2 + in normal phosphating solution. This technology is very useful to protect steel parts working in oil from abrasion. 关键词:phosphating film; Ca2......
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