Revisiting radiative transitions of charmonium states in covariant confined quark model

Aidos Issadykov, Mikhail A. Ivanov, Dang-Khoa N. Nguyen +3

We calculate the amplitudes and branching fractions of ${\chi }_{cJ}$, $h_c$, $J/\psi$, and $\psi (2S)$ radiative decays in the framework of the covariant confined quark model. First, we explic…