INTRODUCTION OF OSCAR-4 AT THE HIGH FLUX REACTOR (PETTEN) B. Erasmus, J.A. Hendriks, A. Hogenbirk, S.C. van der Marck and N.L. Asquith EPJ Web Conf., 247 (2021) 10029 Published online: 22 February 2021 DOI: 10.1051/epjconf/202124710029