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One-neutron knockout of O-23

Cortina-Gil, D ; Fernandez-Vazquez, J ; Aumann, T ; Baumann, T ; Benlliure, J ; Borge, M J G ; Chulkov, L V ; Pramanik, U D ; Forssen, C and Fraile, L M , et al. (2005) In European Physical Journal A. Hadrons and Nuclei 25(Suppl. 1). p.343-346
Abstract
Breakup reactions were used to study the ground-state configuration of the neutron-rich isotope 23O. The 22O fragments produced in one-nucleon removal from 23O at 938 MeV/nucleon in a carbon target were detected in coincidence with de-exciting γ rays, allowing to discern between 22O ground-state and excited-states contributions. From the comparison of exclusive experimental momentum distributions for the one-neutron removal channel to theoretical momentum distributions calculated in an Eikonal model for the knockout process, and spin and parity assignment of Iπ = 1/2+ was deduced for the 23O ground state. This result solved the existent experimental discrepancy.
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publishing date
type
Contribution to journal
publication status
published
in
European Physical Journal A. Hadrons and Nuclei
volume
25
issue
Suppl. 1
pages
343 - 346
publisher
Springer
external identifiers
  • scopus:24944505185
ISSN
1434-6001
DOI
10.1140/epjad/i2005-06-149-2
language
English
LU publication?
no
id
68446ef2-bee9-4118-ad63-74f7a0c8e0f9 (old id 1133270)
date added to LUP
2016-04-01 16:54:42
date last changed
2022-04-06 11:30:23
@article{68446ef2-bee9-4118-ad63-74f7a0c8e0f9,
  abstract     = {{Breakup reactions were used to study the ground-state configuration of the neutron-rich isotope 23O. The 22O fragments produced in one-nucleon removal from 23O at 938 MeV/nucleon in a carbon target were detected in coincidence with de-exciting γ rays, allowing to discern between 22O ground-state and excited-states contributions. From the comparison of exclusive experimental momentum distributions for the one-neutron removal channel to theoretical momentum distributions calculated in an Eikonal model for the knockout process, and spin and parity assignment of Iπ = 1/2+ was deduced for the 23O ground state. This result solved the existent experimental discrepancy.}},
  author       = {{Cortina-Gil, D and Fernandez-Vazquez, J and Aumann, T and Baumann, T and Benlliure, J and Borge, M J G and Chulkov, L V and Pramanik, U D and Forssen, C and Fraile, L M and Geissel, H and Gerl, J and Hammache, F and Itahashi, K and Janik, R and Jonson, B and Mandal, S and Markenroth Bloch, Karin and Meister, M and Mocko, M and Münzenberg, G and Ohtsubo, T and Ozawa, A and Prezado, Y and Pribora, V and Riisager, K and Scheit, H and Schneider, R and Schrieder, G and Simon, H and Sitar, B and Stolz, A and Strmen, P and Sümmerer, K and Szarka, I and Weick, H}},
  issn         = {{1434-6001}},
  language     = {{eng}},
  number       = {{Suppl. 1}},
  pages        = {{343--346}},
  publisher    = {{Springer}},
  series       = {{European Physical Journal A. Hadrons and Nuclei}},
  title        = {{One-neutron knockout of O-23}},
  url          = {{http://dx.doi.org/10.1140/epjad/i2005-06-149-2}},
  doi          = {{10.1140/epjad/i2005-06-149-2}},
  volume       = {{25}},
  year         = {{2005}},
}