Particles on Chips: A Metal Ball

Here is the large size picture of a metal particle, probably a tiny drop of Al that was burnt of by a an electrical discharge in a sputtering machine and hit the Si as a solidified droplet . It was coated with Al which was subsequently structured by etching. Four conducting lines are now short circuited.
Metal ball on memory chip

With frame With frame as PDF

go to Particles on Chips

© H. Föll (Electronic Materials - Script)