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In a previous article [1], the Rayleigh criterion was mentioned as the resolution limit for the distance between two features. On the other hand, in a following article [2], the minimum pitch was mentioned for the resolution limit for arrayed features. In this article, we reconcile the two by considering gaps between arrayed features,… Read More
As any semiconductor process advances to the next generation or “node”, a sticky point is how to achieve the required higher resolution. As noted in another article [1], multipatterning (the required use of repeated patterning steps for a particular feature) has been practiced already for many years, and many have… Read More
