Fig. 1: Schematic illustrations of different surface properties of Pt-based cathodes during HER in natural seawater. | Nature Communications

Fig. 1: Schematic illustrations of different surface properties of Pt-based cathodes during HER in natural seawater.

From: Supersolidophobic Pt catalyst for long-term natural seawater electrolysis with hydrogen production and magnesium extraction

Fig. 1: Schematic illustrations of different surface properties of Pt-based cathodes during HER in natural seawater.The alternative text for this image may have been generated using AI.

a Conventional Pt/Ti cathode which will be gradually covered by Mg(OH)2 precipitates. b Halogen-modified Pt-X/Ti (X: F, Cl, Br, I) cathode which can be stably operated due to the like-charge repulsion towards OH-.

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