
Observation of D+→η' μ+νμ and First Experimental Study of D+→η' l+νl Decay Dynamics
The BESIII collaboration has reported the observation of D+→η' μ+νμ and first experimental study of D+→η' l+νl decay dynamics. These results have been published in Physical Review Letters on 18 March 2025. [Phys. Rev. Lett. 134, 111801 (2025)].