(bul)/(bcl) from the end point of the lepton momentum spectrum in semileptonic B decay

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, W. C. Li, X. C. Lou, C. R. Sun, V. Tanikella, D. Bortoletto, A. Chen, M. Goldberg, R. Holmes, N. Horwitz, A. JawaheryP. Lubrano, G. C. Moneti, V. Sharma, I. P.J. Shipsey, P. Thoma, 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. Ehrlich, R. S. Galik, M. G.D. Gilchriese, B. Gittelman, S. W. Gray, A. M. Halling

Research output: Contribution to journalArticle

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Abstract

We have used the measured yield of leptons near the end point of the momentum spectrum from semileptonic B decay to obtain an upper limit on (bul)/(bcl) and a corresponding limit on Vub/Vcb.

Original languageEnglish (US)
Pages (from-to)407-410
Number of pages4
JournalPhysical review letters
Volume59
Issue number4
DOIs
StatePublished - Jan 1 1987

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    Behrends, S., Guida, J. M., Guida, J. A., Morrow, F., Poling, R., Thorndike, E. H., Tipton, P., Alam, M. S., Katayama, N., Kim, I. J., Li, W. C., Lou, X. C., Sun, C. R., Tanikella, V., Bortoletto, D., Chen, A., Goldberg, M., Holmes, R., Horwitz, N., ... Halling, A. M. (1987). (bul)/(bcl) from the end point of the lepton momentum spectrum in semileptonic B decay. Physical review letters, 59(4), 407-410. https://doi.org/10.1103/PhysRevLett.59.407