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Measurement of the average lifetime of B hadrons produced in ppa collisions at as =1.8 TeV

  • F. Abe
  • , M. Albrow
  • , D. Amidei
  • , C. Anway-Wiese
  • , G. Apollinari
  • , H. Areti
  • , P. Auchincloss
  • , F. Azfar
  • , P. Azzi
  • , N. Bacchetta
  • , W. Badgett
  • , M. W. Bailey
  • , J. Bao
  • , P. De Barbaro
  • , A. Barbaro-Galtieri
  • , V. E. Barnes
  • , B. A. Barnett
  • , G. Bauer
  • , T. Baumann
  • , F. Bedeschi
  • S. Behrends, S. Belforte, G. Bellettini, J. Bellinger, D. Benjamin, J. Benlloch, A. Beretvas, J. P. Berge, A. Bhatti, K. Biery, M. Binkley, F. Bird, D. Bisello, R. E. Blair, C. Blocker, A. Bodek, V. Bolognesi, C. Boswell, T. Boulos, G. Brandenburg, E. Buckley-Geer, H. S. Budd, K. Burkett, G. Busetto, A. Byon-Wagner, K. L. Byrum, C. Campagnari, M. Campbell, A. Caner, W. Carithers, D. Carlsmith, A. Castro, Y. Cen, F. Cervelli, J. Chapman, G. Chiarelli, T. Chikamatsu, S. Cihangir, A. G. Clark, M. Cobal, M. Contreras, J. Cooper, M. Cordelli, D. P. Coupal, D. Crane, J. D. Cunningham, T. Daniels, F. Dejongh, S. Della Agnello, M. Della Orso, L. Demortier, B. Denby, M. Deninno, P. F. Derwent, T. Devlin, M. Dickson, J. P. Done, R. B. Drucker, A. Dunn, K. Einsweiler, J. E. Elias, R. Ely, E. Engels, S. Eno, D. Errede, S. Errede, A. Etchegoyen, Q. Fan, B. Farhat, I. Fiori, B. Flaugher, G. W. Foster, M. Franklin, M. Frautschi, J. Freeman, J. Friedman, H. Frisch, A. Fry, T. A. Fuess, Y. Fukui, S. Funaki, S. Galeotti, A. F. Garfinkel, S. Geer, D. W. Gerdes, P. Giannetti, N. Giokaris, P. Giromini, L. Gladney, D. Glenzinski, M. Gold, J. Gonzalez, A. Gordon, A. T. Goshaw, K. Goulianos, H. Grassmann, A. Grewal, G. Grieco, L. Groer, C. Grosso-Pilcher, C. Haber, S. R. Hahn, R. Hamilton, R. Handler, R. M. Hans, K. Hara, B. Harral, R. M. Harris, S. A. Hauger, J. Hauser, C. Hawk, J. Heinrich, D. Hennessy, R. Hollebeek, L. Holloway, A. Hölscher, S. Hong, G. Houk, P. Hu, B. T. Huffman, R. Hughes, P. Hurst, J. Huth, J. Hylen, M. Incagli, J. Incandela, H. Iso, H. Jensen, C. P. Jessop, U. Joshi, R. W. Kadel, T. Kamon, T. Kaneko, D. A. Kardelis, H. Kasha, Y. Kato, L. Keeble, R. Kennedy, R. Kephart, P. Kesten, D. Kestenbaum, R. M. Keup, H. Keutelian, F. Keyvan, D. H. Kim, S. B. Kim, S. H. Kim, Y. K. Kim, L. Kirsch, P. Koehn, K. Kondo, J. Konigsberg, S. Kopp, K. Kordas, W. Koska, E. Kovacs, M. Krasberg, S. E. Kuhlmann, E. Kuns, A. T. Laasanen, S. Lammel, J. I. Lamoureux, T. Lecompte, S. Leone, J. D. Lewis, P. Limon, M. Lindgren, T. M. Liss, N. Lockyer, O. Long, M. Loreti, E. H. Low, J. Lu, D. Lucchesi, C. B. Luchini, P. Lukens, P. Maas, K. Maeshima, A. Maghakian, M. Mangano, J. Mansour, M. Mariotti, J. P. Marriner, A. Martin, J. A.J. Matthews, R. Mattingly, P. McIntyre, P. Melese, A. Menzione, E. Meschi, S. Mikamo, M. Miller, T. Mimashi, S. Miscetti, M. Mishina, H. Mitsushio, S. Miyashita, Y. Morita, S. Moulding, J. Mueller, A. Mukherjee, T. Muller, L. F. Nakae, I. Nakano, C. Nelson, D. Neuberger, C. Newman-Holmes, L. Nodulman, S. Ogawa, K. E. Ohl, R. Oishi, T. Okusawa, R. Paoletti, V. Papadimitriou, S. Park, J. Patrick, G. Pauletta, L. Pescara, M. D. Peters, T. J. Phillips, G. Piacentino, M. Pillai, R. Plunkett, L. Pondrom, N. Produit, J. Proudfoot, F. Ptohos, G. Punzi, F. Raffaeli, K. Ragan, F. Rimondi, L. Ristori, M. Roach-Bellino, W. J. Robertson, T. Rodrigo, J. Romano, L. Rosenson, W. K. Sakumoto, D. Saltzberg, A. Sansoni, V. Scarpine, A. Schindler, P. Schlabach, E. E. Schmidt, M. P. Schmidt, O. Schneider, G. Sciacca, A. Scribano, S. Segler, S. Seidel, Y. Seiya, G. Sganos, M. Shapiro, N. M. Shaw, Q. Shen, P. F. Shepard, M. Shimojima, M. Shochet, J. Siegrist, A. Sill, P. Sinervo, P. Singh, J. Skarha, K. Sliwa, D. A. Smith, F. D. Snider, L. Song, T. Song, J. Spalding, P. Sphicas, A. Spies, L. Stanco, J. Steele, A. Stefanini, G. Sullivan, K. Sumorok, R. L. Swartz, T. Takahashi, K. Takikawa, F. Tartarelli, Y. Teramoto, S. Tether, D. Theriot, J. Thomas, R. Thun, M. Timko, P. Tipton, A. Titov, S. Tkaczyk, A. Tollestrup, J. Tonnison, J. Tseng, M. Turcotte, N. Turini, N. Uemura, F. Ukegawa, S. Vejcik, R. Vidal, M. Vondracek, R. G. Wagner, R. L. Wagner, N. Wainer, R. C. Walker, J. Wang, Q. F. Wang, A. Warburton, G. Watts, T. Watts, R. Webb, C. Wendt, H. Wenzel, W. C. Wester, T. Westhusing, A. B. Wicklund, E. Wicklund, R. Wilkinson, H. H. Williams, B. L. Winer, J. Wolinski, D. Y. Wu, X. Wu, J. Wyss, A. Yagil, W. Yao, K. Yasuoka, Y. Ye, G. P. Yeh, M. Yin, J. Yoh, T. Yoshida, D. Yovanovitch, I. Yu, J. C. Yun, A. Zanetti, F. Zetti, S. Zhang, W. Zhang, S. Zucchelli
  • Argonne National Laboratory
  • Brandeis University
  • National Institute for Nuclear Physics
  • University of California at Los Angeles
  • The University of Chicago
  • Duke University
  • Fermi National Accelerator Laboratory
  • Harvard University
  • University of Illinois at Urbana-Champaign
  • McGill University
  • University of Toronto
  • Johns Hopkins University
  • High Energy Accelerator Research Organization, Tsukuba
  • Lawrence Berkeley National Laboratory
  • Massachusetts Institute of Technology
  • University of Michigan, Ann Arbor
  • Michigan State University
  • University of New Mexico
  • Osaka Metropolitan University
  • University of Padua
  • University of Pennsylvania
  • University of Pittsburgh
  • University of Pisa
  • Purdue University
  • University of Rochester
  • Rockefeller University
  • Rutgers - The State University of New Jersey, New Brunswick
  • Superconducting Super Collider Laboratory
  • Texas A&M University
  • University of Tsukuba
  • Tufts University
  • University of Wisconsin-Madison
  • Yale University

Research output: Contribution to journalArticlepeer-review

Abstract

The average b-hadron lifetime has been measured using a high statistics sample of BJ/ X decays recorded with the Collider Detector at Fermilab. The decay vertices of 5344 inclusive J/+- candidates have been reconstructed using information from a silicon vertex detector. The measured B lifetime, which is the average over all b hadrons produced in pp collisions at s =1.8 TeV weighted by their branching ratios into J/, is 1.460.06(stat)0.06(syst) ps.

Original languageEnglish
Pages (from-to)3421-3426
Number of pages6
JournalPhysical Review Letters
Volume71
Issue number21
DOIs
StatePublished - 1993
Externally publishedYes

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