Sub-Coulomb barrier penetration for a 6Li with a clustered and deformed ground-state

The penetrability of the Coulomb barrier of 6Li by a proton is studied using a quantum cluster model. We focus on the role of quadrupole deformations in the nucleus ground-state, in terms of which a 6Li–p form factor with tensor components is computed. We find that the diagonal part of the tensor te...

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Main Authors: Perrotta Salvatore Simone, Fortunato Lorenzo, Lay José Antonio, Colonna Maria
Format: Article
Language:English
Published: EDP Sciences 2023-01-01
Series:EPJ Web of Conferences
Online Access:https://www.epj-conferences.org/articles/epjconf/pdf/2023/01/epjconf_enas112023_02011.pdf
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author Perrotta Salvatore Simone
Fortunato Lorenzo
Lay José Antonio
Colonna Maria
author_facet Perrotta Salvatore Simone
Fortunato Lorenzo
Lay José Antonio
Colonna Maria
author_sort Perrotta Salvatore Simone
collection DOAJ
description The penetrability of the Coulomb barrier of 6Li by a proton is studied using a quantum cluster model. We focus on the role of quadrupole deformations in the nucleus ground-state, in terms of which a 6Li–p form factor with tensor components is computed. We find that the diagonal part of the tensor term reduces the average barrier penetrability of the system. However, the tensor interaction due only to the mechanism studied at present is very small, regardless of the specific adopted construction, and yields negligible effects.
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spelling doaj.art-fd48ea426f1448f08e3f75fd6f5737442023-02-21T08:06:41ZengEDP SciencesEPJ Web of Conferences2100-014X2023-01-012750201110.1051/epjconf/202327502011epjconf_enas112023_02011Sub-Coulomb barrier penetration for a 6Li with a clustered and deformed ground-statePerrotta Salvatore Simone0Fortunato Lorenzo1Lay José Antonio2Colonna Maria3Università degli Studi di Catania –Università degli Studi di Padova –Universidad de Sevilla – SevilleIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali del Sud –The penetrability of the Coulomb barrier of 6Li by a proton is studied using a quantum cluster model. We focus on the role of quadrupole deformations in the nucleus ground-state, in terms of which a 6Li–p form factor with tensor components is computed. We find that the diagonal part of the tensor term reduces the average barrier penetrability of the system. However, the tensor interaction due only to the mechanism studied at present is very small, regardless of the specific adopted construction, and yields negligible effects.https://www.epj-conferences.org/articles/epjconf/pdf/2023/01/epjconf_enas112023_02011.pdf
spellingShingle Perrotta Salvatore Simone
Fortunato Lorenzo
Lay José Antonio
Colonna Maria
Sub-Coulomb barrier penetration for a 6Li with a clustered and deformed ground-state
EPJ Web of Conferences
title Sub-Coulomb barrier penetration for a 6Li with a clustered and deformed ground-state
title_full Sub-Coulomb barrier penetration for a 6Li with a clustered and deformed ground-state
title_fullStr Sub-Coulomb barrier penetration for a 6Li with a clustered and deformed ground-state
title_full_unstemmed Sub-Coulomb barrier penetration for a 6Li with a clustered and deformed ground-state
title_short Sub-Coulomb barrier penetration for a 6Li with a clustered and deformed ground-state
title_sort sub coulomb barrier penetration for a 6li with a clustered and deformed ground state
url https://www.epj-conferences.org/articles/epjconf/pdf/2023/01/epjconf_enas112023_02011.pdf
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AT fortunatolorenzo subcoulombbarrierpenetrationfora6liwithaclusteredanddeformedgroundstate
AT layjoseantonio subcoulombbarrierpenetrationfora6liwithaclusteredanddeformedgroundstate
AT colonnamaria subcoulombbarrierpenetrationfora6liwithaclusteredanddeformedgroundstate