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Phys. Rev. C 54, 359–370 (1996)

Quark-meson coupling model for finite nuclei

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Peter G. Blunden and Gerald A. Miller
Institute for Nuclear Theory, University of Washington, Seattle, Washington 98195
Department of Physics and Astronomy, Box 351560, University of Washington, Seattle, Washington 98195

Received 20 February 1996; published in the issue dated July 1996

A quark-meson coupling (QMC) model is extended to finite nuclei in the relativistic mean-field or Hartree approximation. The ultrarelativistic quarks are assumed to be bound in nonoverlapping nucleon bags, and the interaction between nucleons arises from a coupling of vector and scalar meson fields to the quarks. We develop a perturbative scheme for treating the spatial nonuniformity of the meson fields over the volume of the nucleon as well as the nucleus. Results of calculations for spherical nuclei are given, based on a fit to the equilibrium properties of nuclear matter. Several possible extensions of the model are also considered. © 1996 The American Physical Society.

© 1996 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevC.54.359
DOI:
10.1103/PhysRevC.54.359
PACS:
24.85.+p, 12.39.-x, 21.60.Jz, 21.65.+f