Implementing and testing theoretical fission fragment yields in a Hauser-Feshbach statistical decay framework

We implement fission fragment yields, calculated using Brownian shape-motion on a macroscopic-microscopic potential energy surface in six dimensions, into the Hauser-Feshbach statistical decay code CGMF. This combination allows us to test the impact of utilizing theoretically-calculated fission frag...

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Main Authors: Jaffke Patrick, Möller Peter, Stetcu Ionel, Talou Patrick, Schmitt Christelle
Format: Article
Language:English
Published: EDP Sciences 2018-01-01
Series:EPJ Web of Conferences
Online Access:https://doi.org/10.1051/epjconf/201816900006
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author Jaffke Patrick
Möller Peter
Stetcu Ionel
Talou Patrick
Schmitt Christelle
author_facet Jaffke Patrick
Möller Peter
Stetcu Ionel
Talou Patrick
Schmitt Christelle
author_sort Jaffke Patrick
collection DOAJ
description We implement fission fragment yields, calculated using Brownian shape-motion on a macroscopic-microscopic potential energy surface in six dimensions, into the Hauser-Feshbach statistical decay code CGMF. This combination allows us to test the impact of utilizing theoretically-calculated fission fragment yields on the subsequent prompt neutron and γ-ray emission. We draw connections between the fragment yields and the total kinetic energy TKE of the fission fragments and demonstrate that the use of calculated yields can introduce a difference in the 〈TKE〉 and, thus, the prompt neutron multiplicity v, as compared with experimental fragment yields. We deduce the uncertainty on the 〈TKE〉 and v from this procedure and identify possible applications.
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spelling doaj.art-96b3baaa0bd54c9fb6d1b2b548ecd5be2022-12-21T22:06:05ZengEDP SciencesEPJ Web of Conferences2100-014X2018-01-011690000610.1051/epjconf/201816900006epjconf_theory42018_00006Implementing and testing theoretical fission fragment yields in a Hauser-Feshbach statistical decay frameworkJaffke PatrickMöller PeterStetcu IonelTalou PatrickSchmitt ChristelleWe implement fission fragment yields, calculated using Brownian shape-motion on a macroscopic-microscopic potential energy surface in six dimensions, into the Hauser-Feshbach statistical decay code CGMF. This combination allows us to test the impact of utilizing theoretically-calculated fission fragment yields on the subsequent prompt neutron and γ-ray emission. We draw connections between the fragment yields and the total kinetic energy TKE of the fission fragments and demonstrate that the use of calculated yields can introduce a difference in the 〈TKE〉 and, thus, the prompt neutron multiplicity v, as compared with experimental fragment yields. We deduce the uncertainty on the 〈TKE〉 and v from this procedure and identify possible applications.https://doi.org/10.1051/epjconf/201816900006
spellingShingle Jaffke Patrick
Möller Peter
Stetcu Ionel
Talou Patrick
Schmitt Christelle
Implementing and testing theoretical fission fragment yields in a Hauser-Feshbach statistical decay framework
EPJ Web of Conferences
title Implementing and testing theoretical fission fragment yields in a Hauser-Feshbach statistical decay framework
title_full Implementing and testing theoretical fission fragment yields in a Hauser-Feshbach statistical decay framework
title_fullStr Implementing and testing theoretical fission fragment yields in a Hauser-Feshbach statistical decay framework
title_full_unstemmed Implementing and testing theoretical fission fragment yields in a Hauser-Feshbach statistical decay framework
title_short Implementing and testing theoretical fission fragment yields in a Hauser-Feshbach statistical decay framework
title_sort implementing and testing theoretical fission fragment yields in a hauser feshbach statistical decay framework
url https://doi.org/10.1051/epjconf/201816900006
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AT stetcuionel implementingandtestingtheoreticalfissionfragmentyieldsinahauserfeshbachstatisticaldecayframework
AT taloupatrick implementingandtestingtheoreticalfissionfragmentyieldsinahauserfeshbachstatisticaldecayframework
AT schmittchristelle implementingandtestingtheoreticalfissionfragmentyieldsinahauserfeshbachstatisticaldecayframework