Search for the decay $D_s^{+}\to a_0(980{)}^0{e}^{+}{\nu }_e$

BESIII Collaboration, M. Ablikim, M. N. Achasov +506

Using 6.32 fb${}^{-1}$ of electron-positron collision data recorded by the BESIII detector at center-of-mass energies between 4.178 and 4.226~GeV, we present the first search for the…