Deformation-induced splitting of the monopole giant resonance in 24Mg

The strong deformation splitting of the isoscalar giant monopole resonance (ISGMR), recently observed in (α, α′) reaction in prolate 24Mg, is analyzed in the framework of the Skyrme quasiparticle randomphase-approximation (QRPA) approach with the Skyrme forces SkM*, SVbas and SkPδ. The calculations...

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Main Authors: Kvasil J., Nesterenko V.O., Repko A., Reinhard P.-G., Kleinig W.
Format: Article
Language:English
Published: EDP Sciences 2016-01-01
Series:EPJ Web of Conferences
Online Access:http://dx.doi.org/10.1051/epjconf/201610705003
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author Kvasil J.
Nesterenko V.O.
Repko A.
Reinhard P.-G.
Kleinig W.
author_facet Kvasil J.
Nesterenko V.O.
Repko A.
Reinhard P.-G.
Kleinig W.
author_sort Kvasil J.
collection DOAJ
description The strong deformation splitting of the isoscalar giant monopole resonance (ISGMR), recently observed in (α, α′) reaction in prolate 24Mg, is analyzed in the framework of the Skyrme quasiparticle randomphase-approximation (QRPA) approach with the Skyrme forces SkM*, SVbas and SkPδ. The calculations with these forces give close results and confirm that the low-energy E0-peak is caused by the deformation-induced coupling of ISGMR with the K = 0 branch of the isoscalar giant quadrupole resonance.
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spelling doaj.art-b023e57eeb4e43cc86b7f596f7b346662022-12-21T22:52:49ZengEDP SciencesEPJ Web of Conferences2100-014X2016-01-011070500310.1051/epjconf/201610705003epjconf_nsrt2016_05003Deformation-induced splitting of the monopole giant resonance in 24MgKvasil J.0Nesterenko V.O.1Repko A.2Reinhard P.-G.3Kleinig W.Institute of Particle and Nuclear Physics, Charles UniversityBogoliubov Laboratory of Theoretical Physics, Joint Institute for Nuclear Research,Institute of Particle and Nuclear Physics, Charles UniversityInstitut für Theoretische Physik II, Universität ErlangenThe strong deformation splitting of the isoscalar giant monopole resonance (ISGMR), recently observed in (α, α′) reaction in prolate 24Mg, is analyzed in the framework of the Skyrme quasiparticle randomphase-approximation (QRPA) approach with the Skyrme forces SkM*, SVbas and SkPδ. The calculations with these forces give close results and confirm that the low-energy E0-peak is caused by the deformation-induced coupling of ISGMR with the K = 0 branch of the isoscalar giant quadrupole resonance.http://dx.doi.org/10.1051/epjconf/201610705003
spellingShingle Kvasil J.
Nesterenko V.O.
Repko A.
Reinhard P.-G.
Kleinig W.
Deformation-induced splitting of the monopole giant resonance in 24Mg
EPJ Web of Conferences
title Deformation-induced splitting of the monopole giant resonance in 24Mg
title_full Deformation-induced splitting of the monopole giant resonance in 24Mg
title_fullStr Deformation-induced splitting of the monopole giant resonance in 24Mg
title_full_unstemmed Deformation-induced splitting of the monopole giant resonance in 24Mg
title_short Deformation-induced splitting of the monopole giant resonance in 24Mg
title_sort deformation induced splitting of the monopole giant resonance in 24mg
url http://dx.doi.org/10.1051/epjconf/201610705003
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AT nesterenkovo deformationinducedsplittingofthemonopolegiantresonancein24mg
AT repkoa deformationinducedsplittingofthemonopolegiantresonancein24mg
AT reinhardpg deformationinducedsplittingofthemonopolegiantresonancein24mg
AT kleinigw deformationinducedsplittingofthemonopolegiantresonancein24mg