Measurement of the decay B- → D*0-λ

  • H. Albrecht
  • , H. Ehrlichmann
  • , T. Hamacher
  • , A. Krüger
  • , A. Nau
  • , A. Nippe
  • , S. Nowak
  • , M. Reidenbach
  • , M. Schäfer
  • , H. Schröder
  • , H. D. Schulz
  • , M. Walter
  • , R. Wurth
  • , R. D. Appuhn
  • , C. Hast
  • , G. Herrera
  • , H. Kolanoski
  • , A. Lange
  • , A. Lindner
  • , R. Mankel
  • M. Schieber, T. Siegmund, B. Spaan, H. Thurn, D. Töpfer, A. Walther, D. Wegener, M. Paulini, K. Reim, H. Wegener, R. Mundt, T. Oest, W. Schmidt-Parzefall, W. Funk, J. Stiewe, S. Werner, K. Ehret, A. Hölscher, W. Hofmann, A. Hüpper, S. Khan, K. T. Knöpfle, J. Spengler, D. I. Britton, C. E.K. Charlesworth, K. W. Edwards, H. Kapitza, P. Krieger, D. B. MacFarlane, P. M. Patel, J. D. Prentice, S. C. Seidel, K. Tzamariudaki, R. G. Van de Water, T. S. Yoon, D. Reßing, M. Schmidtler, M. Schneider, K. R. Schubert, K. Strahl, R. Waldi, S. Weseler, G. Kernel, P. Križan, E. Križnič, T. Podobnik, T. Živko, H. I. Cronström, L. Jönsson, V. Balagura, I. Belyaev, M. Danilov, A. Droutskoy, B. Fominykh, A. Golutvin, I. Gorelov, G. Kostina, V. Lubimov, P. Murat, P. Pakhlov, F. Ratnikov, A. Rostovtsev, A. Semenov, S. Semenov, V. Soloshenko, I. Tichomirov, Yu Zaitsev

Research output: Contribution to journalArticlepeer-review

Abstract

Using the ARGUS detector at the e+e- storage ring DORIS II at DESY we have studied the decay B- → D*0-λ, where ℓ- = e- or μ-, using the D0γ and D0π0 decay modes of the D*0 meson. B mesons were produced in 209 000 decays of γ(4S). Assuming electron-muon universality, we obtain a value for the branching ratio of BR(B- → D*0-λ)= (5.8 ± 1.4 ± 1.3)%.

Original languageEnglish
Pages (from-to)195-201
Number of pages7
JournalPhysics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Volume275
Issue number1-2
DOIs
Publication statusPublished - 23 Jan 1992
Externally publishedYes

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