Calculation of Fission Fragment Yields for thermal neutron reaction of $^{239}$Pu

Fuente: arXiv
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Autor principal: Minato, Futoshi
Formato: Preprint
Publicado: 2024
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author Minato, Futoshi
author_facet Minato, Futoshi
contents Fission fragment yield evaluation in the past has been done mainly by considering independent and cumulative fission yields. In addition to them, the fission fragment yields are related to various observables such as total kinetic energy, prompt fission neutron, decay heats, etc. Various improvements were carried out in the fission fragment yield evaluation of JENDL-5, however it did not consider correlations between such fission observables and fragment yields. A new evaluation including fission observables is thus required for next generation of evaluated data. We recently developed a new calculation system using CCONE code to calculate fission fragment yields. This calculation system enables us to compare various fission observables with the experimental data simultaneously. In this work, we calculated thermal-induced fission of 239Pu. We present the result of prompt fission neutrons, decay heats, and delayed neutrons
format Preprint
id arxiv_https___arxiv_org_abs_2401_07545
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Calculation of Fission Fragment Yields for thermal neutron reaction of $^{239}$Pu
Minato, Futoshi
Nuclear Theory
Nuclear Experiment
Fission fragment yield evaluation in the past has been done mainly by considering independent and cumulative fission yields. In addition to them, the fission fragment yields are related to various observables such as total kinetic energy, prompt fission neutron, decay heats, etc. Various improvements were carried out in the fission fragment yield evaluation of JENDL-5, however it did not consider correlations between such fission observables and fragment yields. A new evaluation including fission observables is thus required for next generation of evaluated data. We recently developed a new calculation system using CCONE code to calculate fission fragment yields. This calculation system enables us to compare various fission observables with the experimental data simultaneously. In this work, we calculated thermal-induced fission of 239Pu. We present the result of prompt fission neutrons, decay heats, and delayed neutrons
title Calculation of Fission Fragment Yields for thermal neutron reaction of $^{239}$Pu
topic Nuclear Theory
Nuclear Experiment
url https://arxiv.org/abs/2401.07545