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Scalar and vector mesons of flavor chiral symmetry breaking in the Klebanov-Strassler background

✍ Scribed by Matthias Ihl; Marcus A. C. Torres; Henrique Boschi-Filho; C. A. Ballon Bayona

Publisher
Springer-Verlag
Year
2011
Tongue
English
Weight
624 KB
Volume
2011
Category
Article
ISSN
1126-6708

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UA(1) symmetry breaking, scalar mesons a
UA(1) symmetry breaking, scalar mesons and the nucleon spin problem in an effective chiral field theory
✍ V. Dmitrašinović 📂 Article 📅 2001 🏛 Elsevier Science 🌐 English ⚖ 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