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The problem is that you can't make mirrors or lenses for electrons, so the mask can't be bigger than the chip. There's also the significant problem that shootin
by adgjlsfhk1 2y ago
The problem is that you can't make mirrors or lenses for electrons, so the mask can't be bigger than the chip. There's also the significant problem that shooting electrons at things tends to damage them, so making a mask that can survive the process sounds very tricky.