Top Traders Unplugged cover image

IL10: Chip War (FT's Best Business Book 2022) ft. Chris Miller

Top Traders Unplugged

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The New Type of Light Is Ultraviolet

ASML spent three decades and many tens of billions of dollars developing the systems needed to produce a lot of UV. They've got tiny balls of tin, 30 microns of 30 millions of meter wide, dropping at a very rapid speed several hundred miles an hour through a canister inside the machine. After shooting it twice, it explodes into a plasma at several hundred thousand degrees Fahrenheit. And that plasma emits light, this UV light at 13.5 nanometers, which is then collected by a set of mirrors. So they've got the flattest mirrors ever produced by humans in each of these machines. Then the light is collected via these optics and it shines through a mask onto the silicon w

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