A study of the construction of the correlation matrix of 241Pu(nth,f) isobaric fission yields Sylvain Julien-Laferrière, Abdelaziz Chebboubi, Grégoire Kessedjian and Olivier Serot EPJ Nuclear Sci. Technol., 4 (2018) 25 Published online: 14 November 2018 DOI: 10.1051/epjn/2018036