Underwater laser cutting and silver sintering to make ceramic circuit boards

Lasers
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Laser cutting ceramic sheet: keep the surface of the sheet 2mm under water. Making ceramic circuit boards: a recipe for sintered silver traces for ceramic boards.

Bonus: raspberry pi reflow / kiln controller:

https://apollo.open-resource.org/mission:resources:picoreflow

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That was pretty awesome and everything looks doable with typical maker space tools.
I don’t yet know when I’ll be doing this but something to stash away for sure.