Total prompt γ-ray emission in fission

The total prompt γ-ray energy distributions were measured for the neutron-induced fission of 235U, 239,241Pu at incident neutron energy of 0.025 eV–100 keV, and the spontaneous fission of 252Cf using the Detector for Advanced Neutron Capture Experiments (DANCE) array in coincidence with the detectio...

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Main Authors: Wu C.Y., Chyzh A., Kwan E., Henderson R.A., Bredeweg T.A., Haight R.C., Hayes-Sterbenz A.C., Lee H.Y., O'Donnell J.M., Ullmann J.L.
Format: Article
Language:English
Published: EDP Sciences 2017-01-01
Series:EPJ Web of Conferences
Online Access:https://doi.org/10.1051/epjconf/201714604037
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author Wu C.Y.
Chyzh A.
Kwan E.
Henderson R.A.
Bredeweg T.A.
Haight R.C.
Hayes-Sterbenz A.C.
Lee H.Y.
O'Donnell J.M.
Ullmann J.L.
author_facet Wu C.Y.
Chyzh A.
Kwan E.
Henderson R.A.
Bredeweg T.A.
Haight R.C.
Hayes-Sterbenz A.C.
Lee H.Y.
O'Donnell J.M.
Ullmann J.L.
author_sort Wu C.Y.
collection DOAJ
description The total prompt γ-ray energy distributions were measured for the neutron-induced fission of 235U, 239,241Pu at incident neutron energy of 0.025 eV–100 keV, and the spontaneous fission of 252Cf using the Detector for Advanced Neutron Capture Experiments (DANCE) array in coincidence with the detection of fission fragments by a parallel-plate avalanche counter. Corrections were made to the measured distribution by unfolding the two-dimension spectrum of total prompt γ-ray energy vs multiplicity using a simulated DANCE response matrix. A summary of this work is presented with the emphasis on the comparison of total prompt fission γ-ray energy between our results and previous ones. The mean values of the total prompt γ-ray energy ⟨Eγ,tot⟩, determined from the unfolded distributions, are ∼20% higher than those derived from measurements using single γ-ray detector for all the fissile nuclei studied.
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spelling doaj.art-8bafae2fa6dc44ec97d217e915db831a2022-12-21T22:06:52ZengEDP SciencesEPJ Web of Conferences2100-014X2017-01-011460403710.1051/epjconf/201714604037epjconf-nd2016_04037Total prompt γ-ray emission in fissionWu C.Y.0Chyzh A.Kwan E.Henderson R.A.1Bredeweg T.A.2Haight R.C.3Hayes-Sterbenz A.C.4Lee H.Y.5O'Donnell J.M.6Ullmann J.L.7Lawrence Livermore National LaboratoryLawrence Livermore National LaboratoryLos Alamos National LaboratoryLos Alamos National LaboratoryLos Alamos National LaboratoryLos Alamos National LaboratoryLos Alamos National LaboratoryLos Alamos National LaboratoryThe total prompt γ-ray energy distributions were measured for the neutron-induced fission of 235U, 239,241Pu at incident neutron energy of 0.025 eV–100 keV, and the spontaneous fission of 252Cf using the Detector for Advanced Neutron Capture Experiments (DANCE) array in coincidence with the detection of fission fragments by a parallel-plate avalanche counter. Corrections were made to the measured distribution by unfolding the two-dimension spectrum of total prompt γ-ray energy vs multiplicity using a simulated DANCE response matrix. A summary of this work is presented with the emphasis on the comparison of total prompt fission γ-ray energy between our results and previous ones. The mean values of the total prompt γ-ray energy ⟨Eγ,tot⟩, determined from the unfolded distributions, are ∼20% higher than those derived from measurements using single γ-ray detector for all the fissile nuclei studied.https://doi.org/10.1051/epjconf/201714604037
spellingShingle Wu C.Y.
Chyzh A.
Kwan E.
Henderson R.A.
Bredeweg T.A.
Haight R.C.
Hayes-Sterbenz A.C.
Lee H.Y.
O'Donnell J.M.
Ullmann J.L.
Total prompt γ-ray emission in fission
EPJ Web of Conferences
title Total prompt γ-ray emission in fission
title_full Total prompt γ-ray emission in fission
title_fullStr Total prompt γ-ray emission in fission
title_full_unstemmed Total prompt γ-ray emission in fission
title_short Total prompt γ-ray emission in fission
title_sort total prompt γ ray emission in fission
url https://doi.org/10.1051/epjconf/201714604037
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AT haightrc totalpromptgrayemissioninfission
AT hayessterbenzac totalpromptgrayemissioninfission
AT leehy totalpromptgrayemissioninfission
AT odonnelljm totalpromptgrayemissioninfission
AT ullmannjl totalpromptgrayemissioninfission