Using data collected at the ψ(3770) resonance with the CLEO-c detector at the Cornell e+e- storage ring, we present improved measurements of the absolute branching fractions of D+ decays to K̄0e+νe, π0e+νe, K̄*0e+νe, and ρ0e+νe, and the first observation and absolute branching fraction measurement of D+→ωe+νe. We also report the most precise tests to date of isospin invariance in semileptonic D0 and D+ decays.
Physical Review Letters
Department of Physics

Huang, G.S. (G. S.), Miller, D.H. (D. H.), Pavlunin, V. (V.), Sanghi, B. (B.), Shipsey, I.P.J. (I. P.J.), Adams, G.S. (G. S.), … Ramirez, J. (J.). (2005). Absolute branching fraction measurements of exclusive D+ semileptonic decays. Physical Review Letters, 95(18). doi:10.1103/PhysRevLett.95.181801