采用座滴法研究了CuO对Ag/SnO2间润湿角的影响,利用扫描电镜(SEM)和电子探针显微分析(EPMA)测试了试样界面微观形貌及过渡区成分变化.结果表明,随着CuO含量的增加,SnO2与Ag的润湿性提高,7%CuO的加入,使Ag/SnO2的润湿角从90°减小到29°.加入CuO后,液态银渗入氧化物颗粒间隙,同时发生氧化物向银区的扩散,形成牢固的润湿界面.
参考文献
| [1] | Shen Y S;Zdanuk E J;Krock R H .The Effect of Additives from Groups IA and ⅡA on the Morphology and Properties of Silver-Cadmium Oxide Contacts[J].IEEE Transactions on PHP,1972,8(01):16-25. |
| [2] | Wingert P C;Kim H J .Development of the Arc-Induced Erosion Surface in Silver-Cadmium Oxide[J].IEEE Transactions on Components Hybrids and Manufacturing Technology,1985,8(01):119-122. |
| [3] | Behrens V.;Honig T. .An advanced silver/tin oxide contact material[J].IEEE Transactions on Components, Packaging, and Manufacturing Technology. Part A,1994(1):24-31. |
| [4] | 刘海英,王亚平,丁秉钧.纳米AgSnO2触头材料的制备与组织分析[J].稀有金属材料与工程,2002(02):122-124. |
| [5] | 王宝珠;王景琴;吕玉申 et al.Influence of Bi2O3. Additive on the Microstructure of AgSnO2 Contact Materials[J].电工合金,2000,3:7-10. |
| [6] | Gengenbach B;Mayer U;Michal R et al.Investigation on the Switching Behavior of AgSnO2 Materials in Commercial Contactors[J].IEEE Transactions on Components Hybrids and Manufacturing Technology,1985,8(01):58-63. |
| [7] | Jeannot D.;Pinard J. .Physical and chemical properties of metal oxide additions to Ag-SnO/sub 2/ contact materials and predictions of electrical performance[J].IEEE Transactions on Components, Packaging, and Manufacturing Technology. Part A,1994(1):17-23. |
| [8] | 沃丁柱.复合材料大全[M].北京:化学工业出版社,2000:235-237. |
| [9] | Ambier J.;Bourda C. .Modification in the microstructure of materials with air-break switching at high currents[J].IEEE transactions on components, hybrids, and manufacturing technology,1991(1):153-161. |
| [10] | 黄培云.粉末冶金原理[M].北京:冶金工业出版社,1997:307-320. |
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