2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/82117Open-source data exists, in widely scattered places, on photofission of the important nuclear isotopes ^{235}U and ^{239}Pu. This data is useful for studies aimed at detecting these materials at ports of entry. An introductory survey is given to access that data.Nuclear Theorytext