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Charge symmetry breaking in the pion-nucleon coupling constants and the proton spin problem

✍ Scribed by N.I. Kochelev


Book ID
111712175
Publisher
Elsevier Science
Year
1993
Tongue
English
Weight
179 KB
Volume
301
Category
Article
ISSN
0370-2693

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UA(1) symmetry breaking, scalar mesons a
✍ V. DmitraΕ‘inoviΔ‡ πŸ“‚ Article πŸ“… 2001 πŸ› Elsevier Science 🌐 English βš– 133 KB

We establish a relationship between the scalar-meson spectrum and the U A (1) symmetry-breaking 't Hooft interaction on one hand and the constituent-quark flavor singlet axial coupling constant g (0) A,Q on the other, using an effective chiral quark field theory. This analysis leads to the new sum