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China bans export of rare earths processing tech over national security
(www.channelnewsasia.com)
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this post was submitted on 22 Dec 2023
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“Okay, China built a jump gate to Alpha Centauri, and I’m currently working as a Bloodbag for Immortan Joe, but seriously, when are these tankies going to admit that communism and fascism are the same?”
Ok, but what the heck does that reply have to do with anything?
People were really underestimating how quickly China could make chip progress, too
Whatever people's estimations, we've yet to see this progress that you are talking about. It's an interesting race for sure.
https://www.tomshardware.com/tech-industry/semiconductors/china-poised-to-break-5nm-barrier-huawei-lists-5nm-processor-presumably-built-with-smic-tech-defying-us-sanctions
SMIC makes 5nm chips with DUV tech when Intel can’t break 5nm with EUV and billions in subsidies.
What it implies to stretch the DUV process into ever thinner lithography: https://www.youtube.com/watch?v=Th4E-0VFaEA
Some background on how it was made: https://arstechnica.com/information-technology/2023/11/how-huawei-made-a-cutting-edge-chip-in-china-and-surprised-the-us/
tl;dr/dw: China managed to produce small batches of semiconductors using stockpiled american and japanese equipment before sanctions kicked-in