Abstract
Using [Formula Presented] of [Formula Presented] data collected at the [Formula Presented] with the CLEO detector using the Cornell Electron Storage Ring, measurements are reported for both the branching fractions and the helicity amplitudes for the decays [Formula Presented] and [Formula Presented] The fraction of longitudinal polarization in [Formula Presented] is found to be consistent with that in [Formula Presented] at [Formula Presented] indicating that the factorization approximation works well. The longitudinal polarization in the [Formula Presented] mode is similar. The measurements also show evidence of nontrivial final-state interaction phases for the helicity amplitudes.
| Original language | English |
|---|---|
| Journal | Physical Review D - Particles, Fields, Gravitation and Cosmology |
| Volume | 67 |
| Issue number | 11 |
| DOIs | |
| State | Published - 2003 |
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