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Phys. Rev. C 67, 051601(R) (2003) [5 pages]

Measuring neutron separation energies far from stability

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W. A. Friedman
Department of Physics, University of Wisconsin, Madison, Wisconsin 53706

M. B. Tsang
National Superconducting Cyclotron Laboratory, Michigan State University, East Lansing, Michigan 48824

Received 3 February 2003; published 14 May 2003

A method is proposed for the experimental measurement of neutron separation energies for nuclei far from stability. The procedure is based on determining cross sections for the production of nuclei, by projectile fragmentation, for which only protons are removed but for which the number of neutrons is left unchanged. A simple abrasion-ablation analysis leads to a cross section prediction that is sensitive to the neutron separation energy after a single parameter is adjusted in comparison with data. Examples that illustrate the method are presented.

© 2003 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevC.67.051601
DOI:
10.1103/PhysRevC.67.051601
PACS:
21.10.Dr, 25.70.Mn, 25.75.-q