Measurement of the Ratios of Branching Fractions B(B{sub s}{sup 0}{yields}D{sub s}{sup -}{pi}{sup +}{pi}{sup +}{pi}{sup -})/B(B{sup 0}{yields}D{sup -}{pi}{sup +}{pi}{sup +}{pi}{sup -}) and B(B{sub s}{sup 0}{yields}D{sub s}{sup -}{pi}{sup +})/B(B{sup 0}{yields}D{sup -}{pi}{sup +})
Journal Article
·
· Physical Review Letters
- University of Illinois, Urbana, Illinois 61801 (United States)
- Enrico Fermi Institute, University of Chicago, Chicago, Illinois 60637 (United States)
Using 355 pb{sup -1} of data collected by the CDF II detector in pp collisions at {radical}(s)=1.96 TeV at the Fermilab Tevatron, we study the fully reconstructed hadronic decays B{sub (s)}{sup 0}{yields}D{sub (s)}{sup -}{pi}{sup +} and B{sub (s)}{sup 0}{yields}D{sub (s)}{sup -}{pi}{sup +}{pi}{sup +}{pi}{sup -}. We present the first measurement of the ratio of branching fractions B(B{sub s}{sup 0}{yields}D{sub s}{sup -}{pi}{sup +}{pi}{sup +}{pi}{sup -})/B(B{sup 0}{yields}D{sup -}{pi}{sup +}{pi}{sup +}{pi}{sup -})=1.05{+-}0.10(stat){+-}0.22(syst). We also update our measurement of B(B{sub s}{sup 0}{yields}D{sub s}{sup -}{pi}{sup +})/B(B{sup 0}{yields}D{sup -}{pi}{sup +}) to 1.13{+-}0.08(stat){+-}0.23(syst), improving the statistical uncertainty by more than a factor of 2. We find B(B{sub s}{sup 0}{yields}D{sub s}{sup -}{pi}{sup +})=[3.8{+-}0.3(stat){+-}1.3(syst)]x10{sup -3} and B(B{sub s}{sup 0}{yields}D{sub s}{sup -}{pi}{sup +}{pi}{sup +}{pi}{sup -})=[8.4{+-}0.8(stat){+-}3.2(syst)]x10{sup -3}.
- OSTI ID:
- 20955440
- Journal Information:
- Physical Review Letters, Journal Name: Physical Review Letters Journal Issue: 6 Vol. 98; ISSN 0031-9007; ISSN PRLTAO
- Country of Publication:
- United States
- Language:
- English
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