Abstract
We report an improved measurement of the B+→D+D̄0 and B0→D0D̄0 decays based on 657×106 BB̄ events collected with the Belle detector at KEKB. We measure the branching fraction and charge asymmetry for the B+→D+D̄0 decay: B(B+→D+D̄0)=(3. 85±0.31±0.38)×10-4 and ACP(B+→D+D̄0)=0. 00±0.08±0.02, where the first error is statistical and the second is systematic. We also set the upper limit for the B0→D0D̄0 decay: B(B0→D0D̄0)<0.43×10-4 at 90% CL.
| Original language | English |
|---|---|
| Article number | 091101 |
| Journal | Physical Review D - Particles, Fields, Gravitation and Cosmology |
| Volume | 77 |
| Issue number | 9 |
| DOIs | |
| State | Published - 7 May 2008 |
| Externally published | Yes |
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