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Robert Karas

Building SEM TECH: open-source electrochemical recovery of critical minerals from mine waste. DIY ion exchange membranes, CC0.

Lake Wales, Florida, USA
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This user joined on 06/11/2026.

Things I've Built

Open-Source Off-the-Shelf Ion Exchange Membrane

Homogeneous ion exchange membrane made from off-the-shelf precursors for under $1/sqft (commercial: $400/sqft). Full recipes, cell designs, and patent released CC0. 117 GitHub stars in week one: github.com/Rowow-LLC/Open-sourced-off-the-shelf-ion-exchange-membrane

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