Physics – High Energy Physics – High Energy Physics - Experiment
Scientific paper
2006-05-12
Phys.Rev.D74:031103,2006
Physics
High Energy Physics
High Energy Physics - Experiment
Published version
Scientific paper
10.1103/PhysRevD.74.031103
We present branching fraction measurements of twelve B meson decays of the form B --> D^(*)D_s(J)^(*). The results are based on Y(4S) decays in BBbar pairs. One of the B mesons is fully reconstructed and the other decays to two charm mesons, of which one is reconstructed, and the mass and momentum of the other is inferred by kinematics. Combining these results with previous exclusive branching fraction measurements, we determine BR(D_s^- --> phi pi^-) = (4.62 +/- 0.36_stat. +/- 0.51_syst.)%, BR(D_sJ(2460)^- --> D_s^*- pi^0) = (56 +/- 13_stat. +/- 9_syst.)% and BR(D-sJ(2460)^- --> D_s^- gamma) = (16 +/- 4_stat. +/- 3_syst.)%.
"The BABAR Collaboration
Aubert B.
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