Observation of IV(4=S) decays into non-=BBA final states containing I mesons

J. Alexander, M. Artuso, C. Bebek, K. Berkelman, D. G. Cassel, E. Cheu, D. M. Coffman, G. Crawford, J. W. DeWire, P. S. Drell, R. Ehrlich, R. S. Galik, B. Gittelman, S. W. Gray, A. M. Halling, D. L. Hartill, B. K. Heltsley, J. Kandaswamy, N. Katayama, D. L. KreinickJ. D. Lewis, N. B. Mistry, J. Mueller, R. Namjoshi, S. Nandi, E. Nordberg, C. Grady, D. Peterson, M. Pisharody, D. Riley, M. Sapper, A. Silverman, S. Stone, H. Worden, M. Worris, A. J. Sadoff, P. Avery, D. Besson, L. Garren, J. Yelton, T. Bowcock, K. Kinoshita, F. M. Pipkin, M. Procario, R. Wilson, J. Wolinski, D. Xiao, R. Ammar, P. Baringer, D. Coppage, P. Haas, Ha Lam, A. Jawahery, C. H. Park, Y. Kubota, J. K. Nelson, D. Perticone, R. Poling, R. Fulton, T. Jensen, D. R. Johnson, H. Kagan, R. Kass, F. Morrow, J. Whitmore, P. Wilson, W. Y. Chen, J. Dominick, R. L. McIlwain, D. H. Miller, C. R. Ng, S. F. Schaffner, E. I. Shibata, W. M. Yao, K. Sparks, E. H. Thorndike, C. H. Wang, M. S. Alam, I. J. Kim, W. C. Li, X. C. Lou, C. R. Sun, P. N. Wang, M. I. Zoeller, D. Bortoletto, M. Goldberg, N. Horwitz, V. Jain, M. D. Mestayer, G. C. Moneti, V. Sharma, I. P.J. Shipsey, T. Skwarnicki, M. Thulasidas, S. E. Csorna, T. Letson

Research output: Contribution to journalArticle

21 Scopus citations


We report on the observation of I mesons from IV(4=S) decays which are too energetic to come from =B mesons. These events provide the first evidence for non-=BBA decays of the IV(4=S). The measured rate is =B [IV(4=s)A I=X]=(0.22A+0.06A+0.04)% for I momentum above 2 GeV/=c.

Original languageEnglish (US)
Pages (from-to)2226-2229
Number of pages4
JournalPhysical Review Letters
Issue number19
StatePublished - 1990

ASJC Scopus subject areas

  • Physics and Astronomy(all)

Fingerprint Dive into the research topics of 'Observation of IV(4=S) decays into non-=BBA final states containing I mesons'. Together they form a unique fingerprint.

  • Cite this

    Alexander, J., Artuso, M., Bebek, C., Berkelman, K., Cassel, D. G., Cheu, E., Coffman, D. M., Crawford, G., DeWire, J. W., Drell, P. S., Ehrlich, R., Galik, R. S., Gittelman, B., Gray, S. W., Halling, A. M., Hartill, D. L., Heltsley, B. K., Kandaswamy, J., Katayama, N., ... Letson, T. (1990). Observation of IV(4=S) decays into non-=BBA final states containing I mesons. Physical Review Letters, 64(19), 2226-2229. https://doi.org/10.1103/PhysRevLett.64.2226