ESFR SMART PROJECT CONCEPTUAL DESIGN OF IN-VESSEL CORE CATCHER Joel Guidez, Antoine Gerschenfeld, Janos Bodi, Konstantin Mikityuk, Francisco Alvarez-Velarde, Pablo Romojaro and U. Diaz-Chiron EPJ Web Conf., 247 (2021) 01002 Published online: 22 February 2021 DOI: 10.1051/epjconf/202124701002