Flavour-symmetry correction to the ``naive'' Zweig rule for the scalar-meson flavour-singlet

Details Flavour-symmetry correction to the ``naive'' Zweig rule for the scalar-meson flavour-singlet Flavour-symmetry correction to the ``naive'' Zweig rule for the scalar-meson flavour-singlet

1999-02-10

arxiv.org/abs/hep-ph/9902301v2

Phys.Lett.B454:165-170,1999

Physics

High Energy Physics

High Energy Physics - Phenomenology

11 pages, plain LaTeX, minor changes, more references

Scientific paper

10.1016/S0370-2693(99)00364-0

We present flavour-symmetric couplings for the OZI-allowed three-meson
vertices of effective meson theories, which for the case of the two-meson
channels to which the flavour-singlet scalar meson couples, are endowed with a
correction factor with respect to the standard formula.

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