Validation of calculational determination of 18O(p,n) secondary neutron field Marek Zmeškal, Michal Košt’ál, Tomáš Czakoj, Jan Šimon, Václav Zach, Ondřej Lebeda and Zdeněk Matěj EPJ Web of Conf., 284 (2023) 09004 Published online: 26 May 2023 DOI: 10.1051/epjconf/202328409004