The data taken by DELPHI at centre-of-mass energies between 189 and 209 GeV are used to place limits on the CP-conserving trilinear gauge boson couplings DeltagZ1, λγ and Deltaκγ associated to W+W− and single W production at LEP2. Using data from the jjlν, jjjj, jjX and lX final states, where j , l and X represent a jet, a lepton and missing four-momentum, respectively, the following limits are set on the couplings when one parameter is allowed to vary and the others are set to their Standard Model values of zero: DeltagZ1=−0.025+0.033−0.030, λγ = 0.002+0.035−0.035 and Deltaκγ = 0.024+0.077−0.081. Results are also presented when two or three parameters are allowed to vary. All observations are consistent with the predictions of the Standard Model and supersede the previous results on these gauge coupling parameters published by DELPHI.

Measurements of CP-conserving trilinear gauge boson couplings WWV (V≡γ,Z) in e+e− collisions at LEP2 / J. Abdallah, P. Abreu, W. Adam, P. Adzic, T. Albrecht, R. Alemany-Fernandez, T. Allmendinger, P. P. Allport, U. Amaldi, N. Amapane, S. Amato, E. Anashkin, A. Andreazza, S. Andringa, N. Anjos, P. Antilogus, W. Apel, Y. Arnoud, S. Ask, B. Asman, J. E. Augustin, A. Augustinus, P. Baillon, A. Ballestrero, P. Bambade, R. Barbier, D. Bardin, G. J. Barker, A. Baroncelli, M. Battaglia, M. Baubillier, K. Becks, M. Begalli, A. Behrmann, E. Ben-Haim, N. Benekos, A. Benvenuti, C. Berat, M. Berggren, D. Bertrand, M. Besancon, N. Besson, D. Bloch, M. Blom, M. Bluj, M. Bonesini, M. Boonekamp, P. S. L. Booth, G. Borisov, O. Botner, B. Bouquet, T. J. V. Bowcock, I. Boyko, M. Bracko, R. Brenner, E. Brodet, P. Bruckman, J. M. Brunet, B. Buschbeck, P. Buschmann, M. Calvi, T. Camporesi, V. Canale, F. Carena, N. Castro, F. Cavallo, M. Chapkin, P. Charpentier, P. Checchia, R. Chierici, P. Chliapnikov, J. Chudoba, S. U. Chung, K. Cieslik, P. Collins, R. Contri, G. Cosme, F. Cossutti, M. J. Costa, D. Crennell, J. Cuevas, J. D’Hondt, T. da Silva, W. Da Silva, G. Della Ricca, A. Angelis, W. Boer, C. Clercq, B. Lotto, N. Maria, A. Min, L. Paula, L. Di Ciaccio, A. Di Simone, K. Doroba, J. Drees, G. Eigen, T. Ekelof, M. Ellert, M. Elsing, M. C. Espirito Santo, G. Fanourakis, D. Fassouliotis, M. Feindt, J. Fernandez, A. Ferrer, F. Ferro, U. Flagmeyer, H. Foeth, E. Fokitis, F. Fulda-Quenzer, J. Fuster, M. Gandelman, C. Garcia, P. Gavillet, E. Gazis, R. Gokieli, B. Golob, G. Gomez-Ceballos, P. Goncalves, E. Graziani, G. Grosdidier, K. Grzelak, J. Guy, C. Haag, A. Hallgren, K. Hamacher, K. Hamilton, S. Haug, F. Hauler, V. Hedberg, M. Hennecke, J. Hoffman, S. Holmgren, P. J. Holt, M. A. Houlden, J. N. Jackson, G. Jarlskog, P. Jarry, D. Jeans, E. K. Johansson, P. Jonsson, C. Joram, L. Jungermann, F. Kapusta, S. Katsanevas, E. Katsoufis, G. Kernel, B. P. Kersevan, U. Kerzel, B. T. King, N. J. Kjaer, P. Kluit, P. Kokkinias, V. Kostioukhine, C. Kourkoumelis, O. Kouznetsov, Z. Krumstein, M. Kucharczyk, J. Lamsa, G. Leder, F. Ledroit, L. Leinonen, R. Leitner, J. Lemonne, V. Lepeltier, T. Lesiak, J. Libby, W. Liebig, D. Liko, A. Lipniacka, J. H. Lopes, J. M. Lopez, D. Loukas, P. Lutz, L. Lyons, J. MacNaughton, A. Malek, S. Maltezos, F. Mandl, J. Marco, R. Marco, B. Marechal, M. Margoni, J. Marin, C. Mariotti, A. Markou, C. Martinez-Rivero, J. Masik, N. Mastroyiannopoulos, F. Matorras, C. Matteuzzi, F. Mazzucato, M. Mazzucato, R. Mc Nulty, C. Meroni, E. Migliore, W. Mitaroff, U. Mjoernmark, T. Moa, M. Moch, K. Moenig, R. Monge, J. Montenegro, D. Moraes, S. Moreno, P. Morettini, U. Mueller, K. Muenich, M. Mulders, L. Mundim, W. Murray, B. Muryn, G. Myatt, T. Myklebust, M. Nassiakou, F. Navarria, K. Nawrocki, S. Nemecek, R. Nicolaidou, M. Nikolenko, A. Oblakowska-Mucha, V. Obraztsov, A. Olshevski, A. Onofre, R. Orava, K. Osterberg, A. Ouraou, A. Oyanguren, M. Paganoni, S. Paiano, J. P. Palacios, H. Palka, T. D. Papadopoulou, L. Pape, C. Parkes, F. Parodi, U. Parzefall, A. Passeri, O. Passon, L. Peralta, V. Perepelitsa, A. Perrotta, A. Petrolini, J. Piedra, L. Pieri, F. Pierre, M. Pimenta, E. Piotto, T. Podobnik, V. Poireau, M. E. Pol, G. Polok, V. Pozdniakov, N. Pukhaeva, A. Pullia, D. Radojicic, P. Rebecchi, J. Rehn, D. Reid, R. Reinhardt, P. Renton, F. Richard, J. Ridky, M. Rivero, D. Rodriguez, A. Romero, P. Ronchese, P. Roudeau, T. Rovelli, V. Ruhlmann-Kleider, D. Ryabtchikov, A. Sadovsky, L. Salmi, J. Salt, C. Sander, A. Savoy-Navarro, U. Schwickerath, R. Sekulin, M. Siebel, A. Sisakian, G. Smadja, O. Smirnova, A. Sokolov, A. Sopczak, R. Sosnowski, T. Spassov, M. Stanitzki, A. Stocchi, J. Strauss, B. Stugu, M. Szczekowski, M. Szeptycka, T. Szumlak, T. Tabarelli, F. Tegenfeldt, F. Terranova, J. Timmermans, L. Tkatchev, M. Tobin, S. Todorovova, B. Tome, A. Tonazzo, P. Tortosa, P. Travnicek, D. Treille, G. Tristram, M. Trochimczuk, C. Troncon, M. Turluer, I. A. Tyapkin, P. Tyapkin, S. Tzamarias, V. Uvarov, G. Valenti, P. Dam, J. Eldik, A. Lysebetten, N. Remortel, I. Vulpen, G. Vegni, F. Veloso, W. Venus, P. Verdier, V. Verzi, D. Vilanova, L. Vitale, V. Vrba, H. Wahlen, A. J. Washbrook, C. Weiser, D. Wicke, J. Wickens, G. Wilkinson, M. Winter, M. Witek, O. Yushchenko, A. Zalewska, P. Zalewski, D. Zavrtanik, V. Zhuravlov, N. I. Zimin, A. Zintchenko, M. Zupan. - In: THE EUROPEAN PHYSICAL JOURNAL. C, PARTICLES AND FIELDS. - ISSN 1434-6044. - 66:1-2(2010), pp. 35-56. [10.1140/epjc/s10052-010-1254-1]

Measurements of CP-conserving trilinear gauge boson couplings WWV (V≡γ,Z) in e+e− collisions at LEP2

A. Andreazza;C. Meroni;G. Vegni;
2010

Abstract

The data taken by DELPHI at centre-of-mass energies between 189 and 209 GeV are used to place limits on the CP-conserving trilinear gauge boson couplings DeltagZ1, λγ and Deltaκγ associated to W+W− and single W production at LEP2. Using data from the jjlν, jjjj, jjX and lX final states, where j , l and X represent a jet, a lepton and missing four-momentum, respectively, the following limits are set on the couplings when one parameter is allowed to vary and the others are set to their Standard Model values of zero: DeltagZ1=−0.025+0.033−0.030, λγ = 0.002+0.035−0.035 and Deltaκγ = 0.024+0.077−0.081. Results are also presented when two or three parameters are allowed to vary. All observations are consistent with the predictions of the Standard Model and supersede the previous results on these gauge coupling parameters published by DELPHI.
DELPHI ; LEP ; W boson ; gauge boson coupling
Settore FIS/04 - Fisica Nucleare e Subnucleare
2010
Article (author)
File in questo prodotto:
File Dimensione Formato  
fulltext.pdf

accesso aperto

Tipologia: Publisher's version/PDF
Dimensione 1.09 MB
Formato Adobe PDF
1.09 MB Adobe PDF Visualizza/Apri
Pubblicazioni consigliate

I documenti in IRIS sono protetti da copyright e tutti i diritti sono riservati, salvo diversa indicazione.

Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/2434/160639
Citazioni
  • ???jsp.display-item.citation.pmc??? ND
  • Scopus 20
  • ???jsp.display-item.citation.isi??? 21
social impact