Baryon Spin and Magnetic Moments in Relativistic Chiral Quark Models

Author:

Weber H. J.1,Bodoor K.1

Affiliation:

1. Institute of Nuclear and Particle Physics, University of Virginia, Charlottesville, VA 22901, USA

Abstract

The spin and flavor fractions of constituent quarks in the baryon octet are obtained from their lowest order chiral fluctuations involving Goldstone bosons. SU(3) breaking suggested by the mass difference between the strange and up, down quarks is included, as are relativistic effects by means of a light-cone quark model for the proton, and the gluon contribution from the axial anomaly in the singlet channel. Magnetic moments from the Karl-Sehgal formulas are analyzed in this framework as well.

Publisher

World Scientific Pub Co Pte Lt

Subject

General Physics and Astronomy,Nuclear and High Energy Physics

Cited by 7 articles. 订阅此论文施引文献 订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献

1. Study of Electromagnetic Properties of Light Baryons in the Hypercentral Approach;International Journal of Theoretical Physics;2018-05-23

2. Electromagnetic properties of nonstrange Baryons in a nonrelativistic quark model;International Journal of Modern Physics E;2017-07

3. QUARK ORBITAL ANGULAR MOMENTUM IN THE BARYON;International Journal of Modern Physics A;2001-09-10

4. Weak magnetism in chiral quark models;The European Physical Journal C;2000-01

5. PROTON STRUCTURE FUNCTIONS FROM CHIRAL DYNAMICS AND QCD CONSTRAINTS;International Journal of Modern Physics A;1999-07-30

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