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Electric quadrupole moments of the decuplet and the strangeness content of the proton

1994/05/11 by J. Kroll, B. Schwesinger · 2 citations
Physics and Astronomy · #High-Energy Particle Collisions Research #Particle physics theoretical and experimental studies #Quantum Chromodynamics and Particle Interactions #hep-ph

paper · pdf · doi:10.1016/0370-2693(94)90689-0

published as Phys.Lett.B334:287-289,1994 · 6 pages, LATEX, (1 LATEX-figure), hardcopy : preprint# SI-94-TP3S1

arxiv created 1994/05/11 · openalex publication_date 1994/08/01 · arxiv updated 2009/11/30 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/29

Abstract

In the SU3 Skyrme model the electric quadrupole moments of (3)/(2)+ baryons show a strong sensitivity with respect to flavor distortions in baryon wavefunctions. SU3 symmetric wavefunctions lead to quadrupole moments proportional to the charge of the baryon whereas for strongly broken flavor symmetry a proportionality to baryonic isospin emerges. Since the flavor distortions in the wavefunctions also determine the strangeness content of the proton the Skyrme model provides a link between both quantities.

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