Search for the radiative transition ${\chi }_{c1}(3872)\to \gamma {\psi }_2(3823)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +645

Using 9.0 $\mathrm{f}{\mathrm{b}}^{-1}$ of $e^{+}{e}^{-}$ collision data collected at center-of-mass energies from 4.178 to 4.278 GeV with the BESIII detector at the BEPCII collider, we perform the firs…