INVESTIGATION OF A SELF-ACTUATED, GRAVITY-DRIVEN SHUTDOWN SYSTEM IN A SMALL LEAD-COOLED REACTOR Govatsa Acharya, Fredrik Dehlin, Sara Bortot and Ignas Mickus EPJ Web Conf., 247 (2021) 07007 Published online: 22 February 2021 DOI: 10.1051/epjconf/202124707007