Effect of halogen-free direct coating process on free air ball morphology of palladium-coated copper wire
1.Henan Key Laboratory of Non-ferrous Materials Science and Processing Technology,Henan University of Science and Technology,Luoyang 471023,Henan,China
2.Henan Academy of Sciences,Zhengzhou 450052,China
3.School of Mechanical and Power Engineering,Henan Polytechnic University,Jiaozuo 454000,Henan,China
4.School of Materials Science and Engineering,Xi’an University of Technology,Xi’an 710000,China
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