The Effect of the Cu additions on the structure of the soldered (96.5- x)Sn - (3.5)Ag -(x)Cu alloy with x=0.2, 0.4, 0.6, 0.8 and 1 wt %: There is none. jast. 2026;4(6):2254-2264. doi:10.59628/jast.v4i6.2827