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White paper: From bound states to the continuum

Johnson, Calvin W. ; Launey, Kristina D. ; Auerbach, Naftali ; Bacca, Sonia ; Barrett, Bruce R. ; Brune, Carl R. ; Caprio, Mark A. ; Descouvemont, Pierre ; Dickhoff, W. H. and Elster, Charlotte , et al. (2020) In Journal of Physics G: Nuclear and Particle Physics 47(12).
Abstract

This white paper reports on the discussions of the 2018 Facility for Rare Isotope Beams Theory Alliance (FRIB-TA) topical program ‘From bound states to the continuum: Connecting bound state calculations with scattering and reaction theory’. One of the biggest and most important frontiers in nuclear theory today is to construct better and stronger bridges between bound state calculations and calculations in the continuum, especially scattering and reaction theory, as well as teasing out the influence of the continuum on states near threshold. This is particularly challenging as many-body structure calculations typically use a bound state basis, while reaction calculations more commonly utilize few-body continuum approaches. The many-body... (More)

This white paper reports on the discussions of the 2018 Facility for Rare Isotope Beams Theory Alliance (FRIB-TA) topical program ‘From bound states to the continuum: Connecting bound state calculations with scattering and reaction theory’. One of the biggest and most important frontiers in nuclear theory today is to construct better and stronger bridges between bound state calculations and calculations in the continuum, especially scattering and reaction theory, as well as teasing out the influence of the continuum on states near threshold. This is particularly challenging as many-body structure calculations typically use a bound state basis, while reaction calculations more commonly utilize few-body continuum approaches. The many-body bound state and few-body continuum methods use different language and emphasize different properties. To build better foundations for these bridges, we present an overview of several bound state and continuum methods and, where possible, point to current and possible future connections.

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@article{0c0c557b-319e-4fc7-b31c-c2abca2fc649,
  abstract     = {{<p>This white paper reports on the discussions of the 2018 Facility for Rare Isotope Beams Theory Alliance (FRIB-TA) topical program ‘From bound states to the continuum: Connecting bound state calculations with scattering and reaction theory’. One of the biggest and most important frontiers in nuclear theory today is to construct better and stronger bridges between bound state calculations and calculations in the continuum, especially scattering and reaction theory, as well as teasing out the influence of the continuum on states near threshold. This is particularly challenging as many-body structure calculations typically use a bound state basis, while reaction calculations more commonly utilize few-body continuum approaches. The many-body bound state and few-body continuum methods use different language and emphasize different properties. To build better foundations for these bridges, we present an overview of several bound state and continuum methods and, where possible, point to current and possible future connections.</p>}},
  author       = {{Johnson, Calvin W. and Launey, Kristina D. and Auerbach, Naftali and Bacca, Sonia and Barrett, Bruce R. and Brune, Carl R. and Caprio, Mark A. and Descouvemont, Pierre and Dickhoff, W. H. and Elster, Charlotte and Fasano, Patrick J. and Fossez, Kevin and Hergert, Heiko and Hjorth-Jensen, Morten and Hlophe, Linda and Hu, Baishan and Id Betan, Rodolfo M. and Idini, Andrea and König, Sebastian and Kravvaris, Konstantinos and Lee, Dean and Lei, Jin and Mercenne, Alexis and Perez, Rodrigo Navarro and Nazarewicz, Witold and Nunes, Filomena M. and Płoszajczak, Marek and Rotureau, Jimmy and Rupak, Gautam and Shirokov, Andrey M. and Thompson, Ian and Vary, James P. and Volya, Alexander and Xu, Furong and Zegers, Remco G.T. and Zelevinsky, Vladimir and Zhang, Xilin}},
  issn         = {{0954-3899}},
  keywords     = {{Few-body systems; Nuclear structure; Reactions}},
  language     = {{eng}},
  number       = {{12}},
  publisher    = {{IOP Publishing}},
  series       = {{Journal of Physics G: Nuclear and Particle Physics}},
  title        = {{White paper: From bound states to the continuum}},
  url          = {{http://dx.doi.org/10.1088/1361-6471/abb129}},
  doi          = {{10.1088/1361-6471/abb129}},
  volume       = {{47}},
  year         = {{2020}},
}