Measurement of the D0, D+ and Ds+ meson lifetimes at √s = 10.58 GeV

S. E. Csorna, M. D. Mestayer, R. S. Panvini, G. B. Word, A. Bean, G. J. Bobbink, I. C. Brock, A. Engler, T. Ferguson, R. W. Kraemer, C. Rippich, H. Vogel, C. Bebek, K. Berkelman, E. Blucher, D. G. Cassel, T. Copie, R. Desalvo, J. W. Dewire, R. EhrlichR. S. Galik, M. G.D. Gilchriese, B. Gittelman, S. W. Gray, A. M. Halling, D. L. Hartill, B. K. Heltsley, S. Holzner, M. Ito, J. Kandaswamy, R. Kowalewski, D. L. Kreinick, Y. Kubota, N. B. Mistry, J. Mueller, R. Namjoshi, E. Nordberg, M. Ogg, D. Perticone, D. Peterson, M. Pisharody, K. Read, D. Riley, A. Silverman, S. Stone, Xia Yi, A. J. Sadoff, P. Avery, D. Besson, T. Bowcock, R. T. Giles, J. Hassard, K. Kinoshita, F. M. Pipkin, Richard Wilson, J. Wolinski, D. Xiao, T. Gentile, P. Haas, M. Hempstead, T. Jensen, H. Kagan, R. Kass, S. Behrends, Jan M. Guida, Joan A. Guida, F. Morrow, R. Poling, E. H. Thorndike, P. Tipton, M. S. Alam, N. Katayama, I. J. Kim, C. R. Sun, V. Tanikella, D. Bortoletto, A. Chen, L. Garren, M. Goldberg, R. Holmes, N. Horwitz, A. Jawahery, P. Lubrano, G. C. Moneti, V. Sharma

Research output: Contribution to journalArticle

7 Scopus citations

Abstract

We have measured the lifetimes of the D0, D+ and Ds+ mesons with data from the CLEO detector. We find τD0 = (5.0 ± 0.7 ± 0.4) × 10-13s, τD+ = (11.4 ± 1.6 ± 0.7) × 10-13s and τDs+ = (4.7 ± 2.2 ± 0.5) × 10-13s, giving lifetime ratios τD+D0 = 2.3 ± 0.5 and τDs+D0 = 0.9 ± 0.5.

Original languageEnglish (US)
Pages (from-to)318-322
Number of pages5
JournalPhysics Letters B
Volume191
Issue number3
DOIs
StatePublished - Jun 11 1987

ASJC Scopus subject areas

  • Nuclear and High Energy Physics

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    Csorna, S. E., Mestayer, M. D., Panvini, R. S., Word, G. B., Bean, A., Bobbink, G. J., Brock, I. C., Engler, A., Ferguson, T., Kraemer, R. W., Rippich, C., Vogel, H., Bebek, C., Berkelman, K., Blucher, E., Cassel, D. G., Copie, T., Desalvo, R., Dewire, J. W., ... Sharma, V. (1987). Measurement of the D0, D+ and Ds+ meson lifetimes at √s = 10.58 GeV. Physics Letters B, 191(3), 318-322. https://doi.org/10.1016/0370-2693(87)90263-2