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arxiv: hep-ph/0306065 · v1 · submitted 2003-06-07 · ✦ hep-ph

Radiative Decays involving a0(980) and f0(980) in the Vector Meson Dominance Model

classification ✦ hep-ph
keywords gammamodeldecaysdominanceinvolvingmesonomegaradiative
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We summarize some features of the vector meson dominance model which was recently proposed for studying radiative decays involving the scalar mesons. Using the experimental values of $\Gamma(a_0 \to \gamma\gamma)$, $\Gamma(f_0 \to \gamma\gamma)$ and $\Gamma(\phi \to a_0 \gamma)$ as inputs, we show that the model predicts a large hierarchy between $\Gamma(a_0 \to \omega \gamma)$ and $\Gamma(a_0 \to \rho \gamma)$ as well as between $\Gamma(f_0 \to \omega \gamma)$ and $\Gamma(f_0 \to \rho \gamma)$.

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