Measurement of the semileptonic branching fractions of the D0 meson ARGUS collaboration

  • H. Albrecht
  • , T. Hamacher
  • , R. P. Hofmann
  • , T. Kirchhoff
  • , R. Mankel
  • , A. Nau
  • , S. Nowak
  • , D. Reßing
  • , H. Schröder
  • , H. D. Schulz
  • , M. Walter
  • , R. Wurth
  • , C. Hast
  • , H. Kapitza
  • , H. Kolanoski
  • , A. Kosche
  • , A. Lange
  • , A. Lindner
  • , M. Schieber
  • , T. Siegmund
  • B. Spaan, H. Thurn, D. Töpfer, D. Wegener, P. Eckstein, C. Frankl, J. Graf, M. Schmidtler, M. Schramm, K. R. Schubert, R. Schwierz, R. Waldi, K. Reim, H. Wegener, R. Eckmann, H. Kuipers, O. Mai, R. Mundt, T. Oest, R. Reiner, W. Schmidt-Parzefall, J. Stiewe, S. Werner, K. Ehret, W. Hofmann, A. Hüpper, K. T. Knöpfle, J. Spengler, P. Krieger, D. B. MacFarlane, J. D. Prentice, P. R.B. Saull, K. Tzamariudaki, R. G. Van De Water, T. S. Yoon, M. Schneider, S. Weseler, G. Kernel, P. Križan, E. Križnič, T. Podobnik, T. Živko, V. Balagura, S. Barsuk, I. Belyaev, R. Chistov, M. Danilov, V. Eiges, L. Gershtein, Yu Gershtein, A. Golutvin, O. Igonkina, I. Korolko, G. Kostina, D. Litvintsev, P. Pakhlov, S. Semenov, A. Snizhko, I. Tichomirov, Yu Zaitsev

Research output: Contribution to journalArticlepeer-review

Abstract

Using the ARGUS detector at the e+e- storage ring DORIS II, we have measured the semileptonic branching ratios of the D0 meson to be Br(D0 → e+νeX) = (6.9 ± 0.3 ± 0.5)% and Br(D0 → μ+νμX) = (6.0 ± 0.7 ± 1.2)%, and the semileptonic branching ratio of the charmed hadron mixture from e+e- annihilation around 10 GeV to be Br(c → e-νeX) = (9.6 ± 0.4 ± 1.1)%.

Original languageEnglish
Pages (from-to)249-255
Number of pages7
JournalPhysics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Volume374
Issue number1-3
DOIs
Publication statusPublished - 2 May 1996
Externally publishedYes

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