Thermal photons from $πρ\ra πγ$ revisited

Jan-e Alam, Pradip Roy, Sourav Sarkar

We evaluate the photon spectra from the reaction $πρ\ra πγ$ for the exchange of $\pi$, $\rho$, $\omega$, $\varphi$ and $a_1$ as intermediary mesons. It is found that the contributions from the int…