Quark structure of f0(980) from the radiative decays phi(1020)->gamma f0(980), gamma eta, gamma eta', gamma pi0 and f0(980)->gamma gamma

A. V. Anisovich, V. V. Anisovich, V. A. Nikonov

Partial widths of the radiative decays $\varphi (1020)\to \gamma f_0(980)$, $\gamma \eta$, $\gamma {\eta }^{\prime }$, $\gamma {\pi }^0$ and $f_0(980)\to \gamma \gamma$ are calculated assuming all mesons under consideration to be $q\bar{q}$ states:…