Scalar meson exchange in phi->P0P0gamma decays

Rafel Escribano

The scalar meson exchange in $\varphi \to P^0{P}^0\gamma$ decays is discussed in a chiral invariant framework where the scalar meson poles are incorporated explicitly. $\varphi \to {\pi }^0{\pi }^0\gamma$ and $ϕ\toπ^…