Study of soft photon yield in pp and AA interactions at JINR Elena Kokoulina, Nurlan Barlykov, Vladimir Dudin, Vladimir Dunin, Andrey Kutov, Vladimir Nikitin, Vasilii Riadovikov and Roman Shulyakovsky EPJ Web Conf., 235 (2020) 03003 Published online: 16 June 2020 DOI: 10.1051/epjconf/202023503003