Abstract
The branching fractions of Ds± meson decays serve to normalize many measurements of processes involving charm quarks. Using 298pb-1 of e+e- collisions recorded at a center of mass energy of 4.17 GeV, we determine absolute branching fractions for eight Ds± decays with a double tag technique. In particular we determine the branching fraction B(Ds+→K-K+π+)=(5.50±0.23±0.16)%, where the uncertainties are statistical and systematic, respectively. We also provide partial branching fractions for kinematic subsets of the K-K+π+ decay mode.
| Original language | English (US) |
|---|---|
| Article number | 161804 |
| Journal | Physical review letters |
| Volume | 100 |
| Issue number | 16 |
| DOIs | |
| State | Published - Apr 23 2008 |
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