Whisker inhibited Sn–Bi alloy coating on copper surface to increase copper bonding strength for signal loss reduction of PCB in high-frequency
Guoyun Zhou, Yepei Tao, Wei He, Shouxu Wang, Yan Hong, Chia‐Yun Chen, Yuanming Chen, Chong Wang, Chaoying Ma, Shan Guo, Hua Miao, Jinqun Zhou
Topics & Concepts
CopperMaterials scienceWhiskerX-ray photoelectron spectroscopyScanning electron microscopeSurface roughnessCoatingAlloySurface finishMetallurgyPlating (geology)Composite materialLayer (electronics)Chemical engineeringGeophysicsGeologyEngineeringElectronic Packaging and Soldering Technologies3D IC and TSV technologiesAdvanced Welding Techniques Analysis