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Production of single W bosons at √s = 189 GeV and measurement of WWγ gauge couplings

  • M. Acciarri
  • , P. Achard
  • , O. Adriani
  • , M. Aguilar-Benitez
  • , J. Alcaraz
  • , G. Alemanni
  • , J. Allaby
  • , A. Aloisio
  • , M. G. Alviggi
  • , G. Ambrosi
  • , H. Anderhub
  • , V. P. Andreev
  • , T. Angelescu
  • , F. Anselmo
  • , A. Arefiev
  • , T. Azemoon
  • , T. Aziz
  • , P. Bagnaia
  • , A. Bajo
  • , L. Baksay
  • A. Balandras, S. V. Baldew, S. Banerjee, S. W. Banerjee, A. Barczyk, R. Barillère, L. Barone, P. Bartalini, M. Basile, R. Battiston, A. Bay, F. Becattini, U. Becker, F. Behner, L. Bellucci, R. Berbeco, J. Berdugo, P. Berges, B. Bertucci, B. L. Betev, S. Bhattacharya, M. Biasini, A. Biland, J. J. Blaising, S. C. Blyth, G. J. Bobbink, A. Böhm, L. Boldizsar, B. Borgia, D. Bourilkov, M. Bourquin, S. Braccini, J. G. Branson, V. Brigljevic, F. Brochu, A. Buffini, A. Buijs, J. D. Burger, W. J. Burger, X. D. Cai, M. Campanelli, M. Capell, G. Cara Romeo, G. Carlino, A. M. Cartacci, J. Casaus, G. Castellini, F. Cavallari, N. Cavallo, C. Cecchi, M. Cerrada, F. Cesaroni, M. Chamizo, Y. H. Chang, U. K. Chaturvedi, M. Chemarin, A. Chen, G. Chen, G. M. Chen, H. F. Chen, H. S. Chen, G. Chiefari, L. Cifarelli, F. Cindolo, C. Civinini, I. Clare, R. Clare, G. Coignet, N. Colino, S. Costantini, F. Cotorobai, B. de la Cruz, A. Csilling, S. Cucciarelli, T. S. Dai, J. A. van Dalen, R. D'Alessandro, R. de Asmundis, P. Déglon, A. Degré, K. Deiters, D. della Volpe, E. Delmeire, P. Denes, F. DeNotaristefani, A. de Salvo, M. Diemoz, M. Dierckxsens, D. van Dierendonck, F. di Lodovico, C. Dionisi, M. Dittmar, A. Dominguez, A. Doria, M. T. Dova, D. Duchesneau, D. Dufournaud, P. Duinker, I. Duran, H. El Mamouni, A. Engler, F. J. Eppling, F. C. Erné, P. Extermann, M. Fabre, R. Faccini, M. A. Falagan, S. Falciano, A. Favara, J. Fay, O. Fedin, M. Felcini, T. Ferguson, F. Ferroni, H. Fesefeldt, E. Fiandrini, J. H. Field, F. Filthaut, P. H. Fisher, I. Fisk, G. Forconi, K. Freudenreich, C. Furetta, Yu Galaktionov, S. N. Ganguli, P. Garcia-Abia, M. Gataullin, S. S. Gau, S. Gentile, N. Gheordanescu, S. Giagu, Z. F. Gong, G. Grenier, O. Grimm, M. W. Gruenewald, M. Guida, R. van Gulik, V. K. Gupta, A. Gurtu, L. J. Gutay, D. Haas, A. Hasan, D. Hatzifotiadou, T. Hebbeker, A. Hervé, P. Hidas, J. Hirschfelder, H. Hofer, G. Holzner, H. Hoorani, S. R. Hou, Y. Hu, I. Iashvili, B. N. Jin, L. W. Jones, P. de Jong, I. Josa-Mutuberría, R. A. Khan, M. Kaur, M. N. Kienzle-Focacci, D. Kim, J. K. Kim, J. Kirkby, D. Kiss, W. Kittel, A. Klimentov, A. C. König, A. Kopp, V. Koutsenko, M. Kräber, R. W. Kraemer, W. Krenz, A. Krüger, A. Kunin, P. Ladron de Guevara, I. Laktineh, G. Landi, K. Lassila-Perini, M. Lebeau, A. Lebedev, P. Lebrun, P. Lecomte, P. Lecoq, P. le Coultre, H. J. Lee, J. M. le Goff, R. Leiste, E. Leonardi, P. Levtchenko, C. Li, S. Likhoded, C. H. Lin, W. T. Lin, F. L. Linde, L. Lista, Z. A. Liu, W. Lohmann, E. Longo, Y. S. Lu, K. Lübelsmeyer, C. Luci, D. Luckey, L. Lugnier, L. Luminari, W. Lustermann, W. G. Ma, M. Maity, L. Malgeri, A. Malinin, C. Maña, D. Mangeol, J. Mans, P. Marchesini, G. Marian, J. P. Martin, F. Marzano, K. Mazumdar, R. R. McNeil, S. Mele, L. Merola, M. Meschini, W. J. Metzger, M. von der Mey, A. Mihul, H. Milcent, G. Mirabelli, J. Mnich, G. B. Mohanty, P. Molnar, T. Moulik, G. S. Muanza, A. J.M. Muijs, B. Musicar, M. Musy, M. Napolitano, F. Nessi-Tedaldi, H. Newman, T. Niessen, A. Nisati, H. Nowak, G. Organtini, A. Oulianov, C. Palomares, D. Pandoulas, S. Paoletti, P. Paolucci, R. Paramatti, H. K. Park, I. H. Park, G. Passaleva, S. Patricelli, T. Paul, M. Pauluzzi, C. Paus, F. Pauss, M. Pedace, S. Pensotti, D. Perret-Gallix, B. Petersen, D. Piccolo, F. Pierella, M. Pieri, P. A. Piroué, E. Pistolesi, V. Plyaskin, M. Pohl, V. Pojidaev, H. Postema, J. Pothier, D. O. Prokofiev, D. Prokofiev, J. Quartieri, G. Rahal-Callot, M. A. Rahaman, P. Raics, N. Raja, R. Ramelli, P. G. Rancoita, A. Raspereza, G. Raven, P. Razis, D. Ren, M. Rescigno, S. Reucroft, S. Riemann, K. Riles, A. Robohm, J. Rodin, B. P. Roe, L. Romero, A. Rosca, S. Rosier-Lees, J. A. Rubio, G. Ruggiero, D. Ruschmeier, H. Rykaczewski, S. Saremi, S. Sarkar, J. Salicio, E. Sanchez, M. P. Sanders, M. E. Sarakinos, C. Schäfer, V. Schegelsky, S. Schmidt-Kaerst, D. Schmitz, H. Schopper, D. J. Schotanus, G. Schwering, C. Sciacca, D. Sciarrino, A. Seganti, L. Servoli, S. Shevchenko, N. Shivarov, V. Shoutko, E. Shumilov, A. Shvorob, T. Siedenburg, D. Son, B. Smith, P. Spillantini, M. Steuer, D. P. Stickland, A. Stone, B. Stoyanov, A. Straessner, K. Sudhakar, G. Sultanov, L. Z. Sun, H. Suter, J. D. Swain, Z. Szillasi, T. Sztaricskai, X. W. Tang, L. Tauscher, L. Taylor, B. Tellili, C. Timmermans, Samuel C.C. Ting, S. M. Ting, S. C. Tonwar, J. Tóth, C. Tully, K. L. Tung, Y. Uchida, J. Ulbricht, E. Valente, G. Vesztergombi, I. Vetlitsky, D. Vicinanza, G. Viertel, S. Villa, P. Violini, M. Vivargent, S. Vlachos, I. Vodopianov, H. Vogel, H. Vogt, I. Vorobiev, A. A. Vorobyov, A. Vorvolakos, M. Wadhwa, W. Wallraff, M. Wang, X. L. Wang, Z. M. Wang, A. Weber, M. Weber, P. Wienemann, H. Wilkens, S. X. Wu, S. Wynhoff, L. Xia, Z. Z. Xu, J. Yamamoto, B. Z. Yang, C. G. Yang, H. J. Yang, M. Yang, J. B. Ye, S. C. Yeh, A. Zalite, Yu Zalite, Z. P. Zhang, G. Y. Zhu, R. Y. Zhu, A. Zichichi, G. Zilizi, M. Zöller
  • National Institute for Nuclear Physics
  • University of Geneva
  • CIEMAT
  • University of Lausanne
  • CERN
  • Swiss Federal Institute of Technology Zurich
  • Louisiana State University
  • Nuclear Physics Institute
  • Institute of Atomic Physics and University of Bucharest
  • Alikhanov Institute for Theoretical and Experimental Physics
  • University of Michigan, Ann Arbor
  • Tata Institute of Fundamental Research
  • University of Alabama
  • IN2P3-CNRS
  • University of Amsterdam
  • Paul Scherrer Institute
  • University of Perugia
  • Massachusetts Institute of Technology
  • Carnegie Mellon University
  • RWTH Aachen University
  • Hungarian Academy of Sciences
  • University of California at San Diego
  • Utrecht University
  • University of Basilicata
  • University of Salento
  • National Central University
  • ICSC - World Laboratory
  • Institut de Physique des 2 Infinis de Lyon
  • CAS - Institute of High Energy Physics
  • University of Science and Technology of China
  • University of Salerno
  • University of Basel
  • Radboud University Nijmegen
  • Princeton University
  • University of Santiago de Compostela
  • California Institute of Technology
  • Northeastern University
  • Humboldt University of Berlin
  • Purdue University
  • University of Cyprus
  • Kyungpook National University
  • German Electron Synchrotron
  • Institute for Nuclear Research
  • University of Helsinki
  • University of Hamburg
  • Bulgarian Academy of Sciences
  • National Tsing Hua University

Research output: Contribution to journalArticlepeer-review

16 Scopus citations

Abstract

Single W boson production in electron-positron collisions is studied with the L3 detector at LEP. The data sample collected at a centre-of-mass energy of √s = 188.7 GeV corresponds to an integrated luminosity of 176.4 pb-1. Events with a single energetic lepton or two acoplanar hadronic jets are selected. Within phase-space cuts, the total cross-section is measured to be 0.53 ± 0.12 ± 0.03 pb, consistent with the Standard Model expectation. Including our single W boson results obtained at lower √s, the WWγ gauge couplings κ(γ) and λ(γ) are determined to be κ(γ) = 0.93 ± 0.16 ± 0.09 and λ(γ) = -0.31-0.19/+0.68 ± 0.13. (C) 2000 Elsevier Science B.V.

Original languageEnglish
Pages (from-to)229-240
Number of pages12
JournalPhysics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Volume487
Issue number3-4
DOIs
StatePublished - Aug 17 2000

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