Multilayered targets for superheavy element production Noemi Cerboni, Kyle J. Stephens, Nick A. Shepelin, Elisabeth A. Müller, Patrick Steinegger and Emilio A. Maugeri EPJ Web Conf., 327 (2025) 01011 Published online: 26 June 2025 DOI: 10.1051/epjconf/202532701011