Preliminary proliferation study of the molten salt fast reactor Michel Allibert, Elsa Merle, Sylvie Delpech, Delphine Gerardin, Daniel Heuer, Axel Laureau and Simon Moreau EPJ Nuclear Sci. Technol., 6 (2020) 5 Published online: 28 January 2020 DOI: 10.1051/epjn/2019062