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Quark-meson coupling model for finite nuclei

1996/02/20 by P. G. Blunden, Peter G. Blunden, Gerald A. Miller · 11 citations
Physics and Astronomy · #High-Energy Particle Collisions Research #Particle physics theoretical and experimental studies #Quantum Chromodynamics and Particle Interactions #nucl-th

paper · pdf · doi:10.1103/physrevc.54.359

published as Phys.Rev.C54:359-370,1996 · 33 pages REVTeX plus 2 postscript figures

arxiv created 1996/02/20 · openalex publication_date 1996/07/01 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

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. \textcopyright 1996 The American Physical Society.

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