| 超声波化学镀铜制备钼铜复合粉体 |
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| 引用本文： | 王德志,王光君,周杰,吴壮志.超声波化学镀铜制备钼铜复合粉体[J].中南大学学报(自然科学版),2008,39(5). |
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| 作者姓名： | 王德志 王光君 周杰 吴壮志 |
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| 作者单位： | 中南大学,有色金属材料科学与工程教育部重点实验室,湖南,长沙,410083;中南大学,材料科学与工程学院,湖南,长沙,410083 |
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| 摘 要： | 利用超声波化学镀铜技术在钼粉表面进行化学镀铜;探讨预处理、超声波和施镀工艺对钼粉表面化学镀铜的影响;利用X射线衍射判断相组成,用X射线光电子能谱溅射分析复合粉末元素分布,用扫描电镜观察镀覆层的形貌.研究结果表明:通过严格的镀前预处理工艺可以增加钼粉表面的活化点;以乙二胺四乙酸(EDTA)和三乙醇胺(TEA)为双络合剂,在施镀过程中引入超声波,温度和pH值分别控制在50～55 ℃和12.5～13.0,实现钼粉表面的化学镀铜,沉积速度快,复合粉末分散性好;纳米铜微晶吸附在钼粉末周围形成粗糙表面,复合粉末中含有Cu2O,这是纳米Cu微晶颗粒自发氧化的结果.
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| 关 键 词： | 钼 铜 粉体 化学镀 超声波 |
Preparation of Mo/Cu composite powders with ultrasonic electroless plating copper |
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| WANG De-zhi,WANG Guang-jun,ZHOU Jie,WU Zhuang-zhi.Preparation of Mo/Cu composite powders with ultrasonic electroless plating copper[J].Journal of Central South University:Science and Technology,2008,39(5). |
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| Authors: | WANG De-zhi WANG Guang-jun ZHOU Jie WU Zhuang-zhi |
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| Institution: | WANG De-zhi1,2,WANG Guang-jun1,ZHOU Jie1,WU Zhuang-zhi1,2(1.Key Laboratory of Nonferrous Metal Materials Science , Engineering,Ministry of Education,Central South University,Changsha 410083,China,2.School of Materials Science , Engineering,China) |
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| Abstract: | Molybdenum powders were coated with uniform copper with ultrasonic electroless plating technique.The influences of pretreatment,ultrasonic and plating conditions on electroless plating copper were discussed.The coated powders were subjected to microstructural studies by scanning electron microscope(SEM),the elements distribution of composite powders was observed by sputtering depth profile with X-ray photoelectron spectroscopy(XPS),and the phase presents were analyzed by X-ray diffraction(XRD).The results i... |
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| Keywords: | Mo Cu powder electroless plating ultrasonic |
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