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Measurement of semileptonic branching fractions of B mesons to narrow D-** states
dc.contributor.author | Baringer, Philip S. | |
dc.contributor.author | Bean, Alice | |
dc.contributor.author | Christofek, L. | |
dc.contributor.author | Coppage, Don | |
dc.contributor.author | Gardner, J. | |
dc.contributor.author | Hensel, Carsten | |
dc.contributor.author | Jabeen, S. | |
dc.contributor.author | Moulik, Tania | |
dc.contributor.author | Wilson, Graham Wallace | |
dc.date.accessioned | 2007-05-14T18:35:07Z | |
dc.date.available | 2007-05-14T18:35:07Z | |
dc.date.issued | 2005-10 | |
dc.identifier.citation | Abazov, VM; Abbott, B, et al. Measurement of semileptonic branching fractions of B mesons to narrow D-** states. PHYSICAL REVIEW LETTERS. October 2005. 95(17) | |
dc.identifier.uri | http://hdl.handle.net/1808/1560 | |
dc.description.abstract | Using the data accumulated in 2002-2004 with the D0 detector in proton-antiproton collisions at the Fermilab Tevatron collider with a center-of-mass energy of 1.96 TeV, the branching fractions of the decays B ->(D) over bar (0)(1)(2420)mu(+)nu(mu)X and B ->(D) over bar (*0)(2)(2460)mu(+)nu(mu)X and their ratio have been measured: B (b) over bar -> B)xB(B -> (D) over bar (0)(1)mu(+)nu(mu)X)xB((D) over bar (0)(1)-> D(*-)pi(+))=[0.087 +/- 0.007(stat)+/- 0.014(syst)]%; B((b) over bar -> B)xB(B ->(D) over bar (*0)(2)mu(+)nu(mu)X)xB((D) over bar (*0)(2)-> D(*-)pi(+))=[0.035 +/- 0.007(stat)+/- 0.008(syst)]% and [B(B ->(D) over bar (*0)(2)mu(+)nu(mu)X)xB((D) over bar (*0)(2)-> D(*-)pi(+))]/[B(B ->(D) over bar (0)(1)mu(+)nu(mu)X)xB((D) over bar (0)(1)-> D(*-)pi(+))]=0.39 +/- 0.09(stat)+/- 0.12(syst), where the charge conjugated states are always implied. | |
dc.language.iso | en_US | |
dc.publisher | AMERICAN PHYSICAL SOC | |
dc.title | Measurement of semileptonic branching fractions of B mesons to narrow D-** states | |
dc.type | Article | |
dc.identifier.doi | 10.1103/PhysRevLett.95.171803 | |
dc.rights.accessrights | openAccess |