sirkilgoretrout

sirkilgoretrout t1_iv89gxn wrote

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sirkilgoretrout t1_iv89382 wrote

Mind blown. When I was doing microfluidic devices with PDMS, I always ended up with surfaces that would collect dust and lint like a little kid’s squishy toy. They’d be great on day 1, but we usually re-made samples regularly. Our lab shifted to deep SU-8 molding in part to avoid some of these surface issues.

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sirkilgoretrout t1_iv88oxd wrote

You obviously read the comments, and the Mod’s submission statement has it too.

But I do appreciate your 3rd grade level attention span and commitment to the reddit ways. You’re part of what makes this place special 😀

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sirkilgoretrout t1_iv77zvh wrote

Its in the second paragraph, first sentence. Common materials in layers. Silicon dioxide, silicon nitride, aluminum oxide, titanium dioxide, all on top of standard glass, with a topper of PDMS.

I’m pretty confused, as PDMS is a flexible plastic and kind of jelly-like. It doesn’t seem like something with a PDMS top layer would even be close to durable.

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