Shakespeare reckoned that a man went through seven stages in his life.All the world’s a stage, And all the men and women merely players. They have their exits and their entrances, And one man in his time plays many parts, His acts being seven ages.
Well, an EUV mask seems to only go through three main stages:
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If you want to know the state of play in lithography, there is no better place than the special session on lithography at Semicon West. This year was no exception. The session was given the punchy title Still a tale of 2 paths: multi-patterning lithography at 20nm and below: EUVL source and infrastructure progress.
In the blue corner… Read More
There’s a dirty secret problem about EUV that people don’t seem to to be talking about. There’s no pellicle on a EUV mask. OK, probably you have no idea what that means, a lot of jargon words, nor why it would be important, but it seems to me it could be the killer problem for EUV.
In refractive masks, you print a pattern… Read More