Research Article
Corrosion and Leaching Behaviours of Sn-0.7Cu-0.05Ni Lead-Free Solder in 3.5 wt.% NaCl Solution
Figure 9
Surface morphology analysis of Sn-Cu-Ni (a) solder alloy and (b) solder joint and their corresponding EDS spectra after 30-day leaching measurements in 3.5 wt.% NaCl solution.
(a) |
(b) |