2 ms·
The stamp doesn't touch the silicon or any other solid material, it hovers just above. It only touches a liquid photo-resist that is spread on the wafer. The s
by phire 3y ago
The stamp doesn't touch the silicon or any other solid material, it hovers just above.
It only touches a liquid photo-resist that is spread on the wafer. The stamp is transparent, which allows UV light to shine though and exposes the photo-resist, which solidifies into a mask matching the stamp.
- jacquesm 3y agoAh ok! I thought the two were actually in contact. Ok, in that case they might get some life out of them.