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Reprinted from [116] with permission from ACS. Stencil printed carbon electrodes on transparency film shown as a (A) printed sheet that is (B) flexible. (C) A single printed electrode image showing carbon working (WE), silver paint reference (RE), and carbon counter (CE) electrode geometries and connections. (D) Final device image with 30 µL of solution contained within the central well and connected to potentiostat leads.
