Different Diffusion Behavior of Cu and Ni Undergoing Liquid-solid Electromigration |
Fig. 3 SEM images of CuSnNi interconnects after L-S interfacial reaction at 250 #cod#x000b0;C without electron current for various times: a and b 10 min; c and d 1 h; e and f 2 h; g and h 4 h. |
![]() |