Classical dynamical modelling of near-barrier breakup

The complete fusion of light, weakly-bound nuclides is known to be significantly suppressed with respect to comparable well-bound projectiles or with respect to single barrier penetration model calculations. Strong α-clustering in these light systems mean that they very easily disintegrate into clus...

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Main Authors: Simpson E. C., Cook K. J., Kalkal Sunil, Luong D. H., Carter I. P., Dasgupta M., Hinde D. J.
Format: Article
Language:English
Published: EDP Sciences 2017-01-01
Series:EPJ Web of Conferences
Online Access:https://doi.org/10.1051/epjconf/201716300056
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author Simpson E. C.
Cook K. J.
Kalkal Sunil
Luong D. H.
Carter I. P.
Dasgupta M.
Hinde D. J.
author_facet Simpson E. C.
Cook K. J.
Kalkal Sunil
Luong D. H.
Carter I. P.
Dasgupta M.
Hinde D. J.
author_sort Simpson E. C.
collection DOAJ
description The complete fusion of light, weakly-bound nuclides is known to be significantly suppressed with respect to comparable well-bound projectiles or with respect to single barrier penetration model calculations. Strong α-clustering in these light systems mean that they very easily disintegrate into clusters, either via direct excitation of their intrinsic cluster continuum, or via transfer reactions which connect to unbound states in neighbouring nuclides. This breakup is thought to reduce the probability for complete fusion. Here we discuss which processes cause breakup, whether or not breakup happens fast enough, and the interpretation of measurements made at the Australian National University of breakup using classical dynamical models. Understanding the intimate details of breakup, and the resonances through which it proceeds, will be crucial in determining its likely influence on fusion.
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spelling doaj.art-b7845d02e926438a96536b5df9ecacea2022-12-21T22:21:48ZengEDP SciencesEPJ Web of Conferences2100-014X2017-01-011630005610.1051/epjconf/201716300056epjconf_fusion2017_00056Classical dynamical modelling of near-barrier breakupSimpson E. C.Cook K. J.Kalkal SunilLuong D. H.Carter I. P.Dasgupta M.Hinde D. J.The complete fusion of light, weakly-bound nuclides is known to be significantly suppressed with respect to comparable well-bound projectiles or with respect to single barrier penetration model calculations. Strong α-clustering in these light systems mean that they very easily disintegrate into clusters, either via direct excitation of their intrinsic cluster continuum, or via transfer reactions which connect to unbound states in neighbouring nuclides. This breakup is thought to reduce the probability for complete fusion. Here we discuss which processes cause breakup, whether or not breakup happens fast enough, and the interpretation of measurements made at the Australian National University of breakup using classical dynamical models. Understanding the intimate details of breakup, and the resonances through which it proceeds, will be crucial in determining its likely influence on fusion.https://doi.org/10.1051/epjconf/201716300056
spellingShingle Simpson E. C.
Cook K. J.
Kalkal Sunil
Luong D. H.
Carter I. P.
Dasgupta M.
Hinde D. J.
Classical dynamical modelling of near-barrier breakup
EPJ Web of Conferences
title Classical dynamical modelling of near-barrier breakup
title_full Classical dynamical modelling of near-barrier breakup
title_fullStr Classical dynamical modelling of near-barrier breakup
title_full_unstemmed Classical dynamical modelling of near-barrier breakup
title_short Classical dynamical modelling of near-barrier breakup
title_sort classical dynamical modelling of near barrier breakup
url https://doi.org/10.1051/epjconf/201716300056
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