Uncertainty Analysis of 208Pb Neutron Skin Predictions with Chiral Interactions

We report predictions for the neutron skin in 208Pb using chiral two- and three-body interactions at increasing orders of chiral effective field theory and varying resolution scales. Closely related quantities, such as the slope of the symmetry energy, are also discussed. The sensitivity of the skin...

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Main Author: Francesca Sammarruca
Format: Article
Language:English
Published: MDPI AG 2015-09-01
Series:Symmetry
Subjects:
Online Access:http://www.mdpi.com/2073-8994/7/3/1646
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author Francesca Sammarruca
author_facet Francesca Sammarruca
author_sort Francesca Sammarruca
collection DOAJ
description We report predictions for the neutron skin in 208Pb using chiral two- and three-body interactions at increasing orders of chiral effective field theory and varying resolution scales. Closely related quantities, such as the slope of the symmetry energy, are also discussed. The sensitivity of the skin to just pure neutron matter pressure when going from order 2 to order 4 of chiral effective theory is singled out in a set of calculations that employ an empirical equation of state for symmetric nuclear matter.
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spelling doaj.art-5067237f1f88493e8ebdf06c5707ed8b2022-12-22T04:01:23ZengMDPI AGSymmetry2073-89942015-09-01731646165410.3390/sym7031646sym7031646Uncertainty Analysis of 208Pb Neutron Skin Predictions with Chiral InteractionsFrancesca Sammarruca0Physics Department, University of Idaho, Moscow, ID 83844-0903, USAWe report predictions for the neutron skin in 208Pb using chiral two- and three-body interactions at increasing orders of chiral effective field theory and varying resolution scales. Closely related quantities, such as the slope of the symmetry energy, are also discussed. The sensitivity of the skin to just pure neutron matter pressure when going from order 2 to order 4 of chiral effective theory is singled out in a set of calculations that employ an empirical equation of state for symmetric nuclear matter.http://www.mdpi.com/2073-8994/7/3/1646nuclear matterneutron matterneutron skinsymmetry energychiral nuclear interactions
spellingShingle Francesca Sammarruca
Uncertainty Analysis of 208Pb Neutron Skin Predictions with Chiral Interactions
Symmetry
nuclear matter
neutron matter
neutron skin
symmetry energy
chiral nuclear interactions
title Uncertainty Analysis of 208Pb Neutron Skin Predictions with Chiral Interactions
title_full Uncertainty Analysis of 208Pb Neutron Skin Predictions with Chiral Interactions
title_fullStr Uncertainty Analysis of 208Pb Neutron Skin Predictions with Chiral Interactions
title_full_unstemmed Uncertainty Analysis of 208Pb Neutron Skin Predictions with Chiral Interactions
title_short Uncertainty Analysis of 208Pb Neutron Skin Predictions with Chiral Interactions
title_sort uncertainty analysis of 208pb neutron skin predictions with chiral interactions
topic nuclear matter
neutron matter
neutron skin
symmetry energy
chiral nuclear interactions
url http://www.mdpi.com/2073-8994/7/3/1646
work_keys_str_mv AT francescasammarruca uncertaintyanalysisof208pbneutronskinpredictionswithchiralinteractions