China begins mass production of homegrown DUV chipmaking tools

(tomshardware.com)

6 points | by yogthos 6 hours ago ago

2 comments

  • DivingForGold 4 hours ago ago

    ... Immersion DUV prints 28nm-class features in a single exposure and reaches 7nm through multipatterning, at a cost in overlay errors and yield. ...

    So, this is not EUV, this is still DUV, which still means substantially reduced yield due to overlay errors.

    • yogthos 3 hours ago ago

      You have to start somewhere.