Improved Measurements of $D^{+}\to \hat{I}\cdot e^{+}\hat{I}{½}_e$ and $D^{+}\to \hat{I}\cdot \hat{I}{¼}^{+}\hat{I}{½}_{\hat{I}}¼$

BESIII Collaboration, M. Ablikim, M. N. Achasov +677

Using 20.3 fb${}^{-1}$ of $e^{+}{e}^{-}$ collision data collected at the center-of-mass energy of 3.773 GeV with the BESIII detector, we measure the branching fractions of $D^+\to ηe^+ν_…