Fuente: Material advances Mater. Adv., 2026, Advance ArticleDOI: 10.1039/D6MA00204H, Paper Open Access   This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Shahid Khaleel, Christian Lacroix, Darren Hall, Marjorie Cavarroc, David Ménard, Clara SantatoHydration alters EPR signatures and reduces Ms and Mr in Sepia melanin, while ferromagnetism persists beyond 360 K. INAA/XPS indicates that magnetism arises primarily from intrinsic organic radicals, not detected metals.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry