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Shape coexistence in 72 Se investigated following the β decay of 72 Br

dc.contributor.authorMcCutchan, E A
dc.contributor.authorLister, C J
dc.contributor.authorAhn, T.
dc.contributor.authorCasperson, R.J.
dc.contributor.authorHeinz, A.
dc.contributor.authorIlie, G.
dc.contributor.authorQian, J.
dc.contributor.authorWilliams, Elizabeth
dc.contributor.authorWinkler, R.
dc.contributor.authorWerner, V.
dc.date.accessioned2015-12-10T22:58:20Z
dc.date.issued2011
dc.date.updated2015-12-10T08:05:36Z
dc.description.abstractThe structure of Se72 was investigated following the ?/? + decay of Br72 produced in the Ni58(O16, pn) reaction at 50 MeV. Using a beam chopping system, off-beam ?-ray decay data was collected with an array of clover Ge detectors. ?-? coincidence measurements provided a significant modification of the prior level scheme, and ?-? angular correlation measurements allowed spin determinations and multipole mixing ratio extraction. The new information on the non-yrast states was combined with previous in-beam data to investigate the issue of shape coexistence by comparing to various configuration mixing approaches. Clear evidence for shape coexistence is found, with a ground state of modest, or slightly oblate, deformation and a well-deformed prolate shape that would lie at an unperturbed excitation of 875 keV. The shape mixing is near complete at low spin. � 2011 American Physical Society.
dc.identifier.issn0556-2813
dc.identifier.urihttp://hdl.handle.net/1885/60811
dc.publisherAmerican Physical Society
dc.rightsAuthor/s retain copyrighten_AU
dc.sourcePhysical Review C: Nuclear Physics
dc.titleShape coexistence in 72 Se investigated following the β decay of 72 Br
dc.typeJournal article
dcterms.accessRightsOpen Accessen_AU
local.bibliographicCitation.issue2
local.bibliographicCitation.lastpage12
local.bibliographicCitation.startpage1
local.contributor.affiliationMcCutchan, E A, Argonne National Laboratory
local.contributor.affiliationLister, C J, Argonne National Laboratory
local.contributor.affiliationAhn, T., Yale University
local.contributor.affiliationCasperson, R.J., Yale University
local.contributor.affiliationHeinz, A., Yale University
local.contributor.affiliationIlie, G., Yale University
local.contributor.affiliationQian, J., Yale University
local.contributor.affiliationWilliams, Elizabeth, College of Physical and Mathematical Sciences, ANU
local.contributor.affiliationWinkler, R., Yale University
local.contributor.affiliationWerner, V., Yale University
local.contributor.authoruidWilliams, Elizabeth, u5199930
local.description.notesImported from ARIES
local.identifier.absfor020202 - Nuclear Physics
local.identifier.ariespublicationu4155331xPUB565
local.identifier.citationvolume83
local.identifier.doi10.1103/PhysRevC.83.024310
local.identifier.scopusID2-s2.0-79952324723
local.type.statusPublished Version

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