The $ωσγ$-vertex in light cone QCD sum rules

Details The $ωσγ$-vertex in light cone QCD sum rules The $ωσγ$-vertex in light cone QCD sum rules

2002-02-09

arxiv.org/abs/hep-ph/0202091v2

J.Phys.G28:1287-1291,2002

Physics

High Energy Physics

High Energy Physics - Phenomenology

5 pages, RevTex, 1 Figure

Scientific paper

10.1088/0954-3899/28/6/311

We investigate the $\omega\sigma\gamma$-vertex and estimate the coupling
constant g$_{\omega\sigma\gamma}$ in the framework of the light cone QCD sum
rules. We compare our result with the values of this coupling constant deduced
from a phenomenological analysis of $\omega\to\pi\pi\gamma$ decays.

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