New Information on the Occurrence of the O(6) Symmetry in Nuclei

New γγ-coincidence relations and E2 decay transition rates in the isotopes 194,196Pt have been deduced from γ-ray spectroscopy experiments using the Gammasphere spectrometer in projectile-Coulomb excitation reactions of beams of 194,196Pt ions provided by the ATLAS accelerator facility. The results...

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Main Authors: Pietralla N., Möller T., Lister C.J., McCutchan E.A., Rainovski G., Bauer C., Carpenter M.P., Janssens R.V.F., Seweryniak D., Zhu S.
Format: Article
Language:English
Published: EDP Sciences 2015-01-01
Series:EPJ Web of Conferences
Online Access:http://dx.doi.org/10.1051/epjconf/20159301002
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author Pietralla N.
Möller T.
Lister C.J.
McCutchan E.A.
Rainovski G.
Bauer C.
Carpenter M.P.
Janssens R.V.F.
Seweryniak D.
Zhu S.
author_facet Pietralla N.
Möller T.
Lister C.J.
McCutchan E.A.
Rainovski G.
Bauer C.
Carpenter M.P.
Janssens R.V.F.
Seweryniak D.
Zhu S.
author_sort Pietralla N.
collection DOAJ
description New γγ-coincidence relations and E2 decay transition rates in the isotopes 194,196Pt have been deduced from γ-ray spectroscopy experiments using the Gammasphere spectrometer in projectile-Coulomb excitation reactions of beams of 194,196Pt ions provided by the ATLAS accelerator facility. The results give access to observables that are crucial for a classification of excited quadrupole-collective states in terms of quantum numbers associated with the analytically solvable O(6) dynamical symmetry of the interacting boson model. The data on 196Pt corroborate the qualitative pattern of excitation energies and E2 transition rates expected from the O(6) solution but the excitation energies significantly deviate from it on a quantitative level.
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spelling doaj.art-c2650f43a9e54615a3c1f3f5cfde508c2022-12-21T22:36:07ZengEDP SciencesEPJ Web of Conferences2100-014X2015-01-01930100210.1051/epjconf/20159301002epjconf_cgs2015_01002New Information on the Occurrence of the O(6) Symmetry in NucleiPietralla N.0Möller T.1Lister C.J.McCutchan E.A.Rainovski G.2Bauer C.3Carpenter M.P.4Janssens R.V.F.5Seweryniak D.6Zhu S.7Institut für Kernphysik, Technische Universiät DarmstadtInstitut für Kernphysik, Technische Universiät DarmstadtFaculty of Physics, St. Kliment Ohridski University of SofiaInstitut für Kernphysik, Technische Universiät DarmstadtPhysics Division, Argonne National LaboratoryPhysics Division, Argonne National LaboratoryPhysics Division, Argonne National LaboratoryPhysics Division, Argonne National LaboratoryNew γγ-coincidence relations and E2 decay transition rates in the isotopes 194,196Pt have been deduced from γ-ray spectroscopy experiments using the Gammasphere spectrometer in projectile-Coulomb excitation reactions of beams of 194,196Pt ions provided by the ATLAS accelerator facility. The results give access to observables that are crucial for a classification of excited quadrupole-collective states in terms of quantum numbers associated with the analytically solvable O(6) dynamical symmetry of the interacting boson model. The data on 196Pt corroborate the qualitative pattern of excitation energies and E2 transition rates expected from the O(6) solution but the excitation energies significantly deviate from it on a quantitative level.http://dx.doi.org/10.1051/epjconf/20159301002
spellingShingle Pietralla N.
Möller T.
Lister C.J.
McCutchan E.A.
Rainovski G.
Bauer C.
Carpenter M.P.
Janssens R.V.F.
Seweryniak D.
Zhu S.
New Information on the Occurrence of the O(6) Symmetry in Nuclei
EPJ Web of Conferences
title New Information on the Occurrence of the O(6) Symmetry in Nuclei
title_full New Information on the Occurrence of the O(6) Symmetry in Nuclei
title_fullStr New Information on the Occurrence of the O(6) Symmetry in Nuclei
title_full_unstemmed New Information on the Occurrence of the O(6) Symmetry in Nuclei
title_short New Information on the Occurrence of the O(6) Symmetry in Nuclei
title_sort new information on the occurrence of the o 6 symmetry in nuclei
url http://dx.doi.org/10.1051/epjconf/20159301002
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