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, Sheldon 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 τD 0 = (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 +D 0 = 2.3 ± 0.5 and τDs +D 0 = 0.9 ± 0.5.

Original languageEnglish (US)
Pages (from-to)318-322
Number of pages5
JournalPhysics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Volume191
Issue number3
DOIs
StatePublished - Jun 11 1987
Externally publishedYes

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ASJC Scopus subject areas

  • Nuclear and High Energy Physics

Cite this

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, Section B: Nuclear, Elementary Particle and High-Energy Physics, 191(3), 318-322. https://doi.org/10.1016/0370-2693(87)90263-2