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. 2025 Dec 13;17:757. doi: 10.1038/s41467-025-67439-4

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© The Author(s) 2025

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Fig. 1 — a Schematics and b involved mechanism of the sacrificial corrosion strategy. SEM images of corrosion product grown on c carbon cloth, d Cu foam, e Ti mesh, f Ni foam, and g Fe foam based on a sacrificial corrosion strategy.