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ilovecurl
952 days ago
nitpick: TSMC's EUV process uses lasers to vaporize tin, not lead, into EUV emitting plasma.
1 comments
londons_explore
952 days ago
Does the tin itself lase? Is the radiation given off from the tin single-frequency and phase coherent?
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foobiekr
952 days ago
No. And it doesn’t matter for their use case.
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londons_explore
952 days ago
seems like a recipe for fragility... The mixtures of wavelengths will make optimizing other parts of the process very hard. And even keeping a consistent mix of wavelengths isn't easy.
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foobiekr
950 days ago
Well, go apply here:
https://www.cymer.com/careers/
Given the criticality of the tech, I'm sure the price will be met.
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