A Study on 3D Printed CFRP-Metal Sandwich Structures for Hydrogen Transportation and Storage in Aerospace and Automotive SystemsMebin Varghese, Arivazhagan Anbalagan, Shone George and Marcos KauffmanEPJ Web Conf., 354 (2026) 01002DOI: https://doi.org/10.1051/epjconf/202635401002