Direct Observation of Longitudinally Polarised $W^{\pm}$ Bosons

Autor: Acciarri, M, Achard, P, Adriani, O, Aguilar-Benitez, M, Alcaraz, J, Alemanni, G, Allaby, J, Aloisio, A, Alviggi, MG, Ambrosi, G, Anderhub, H, Andreev, VP, Angelescu, T, Anselmo, F, Arefiev, A, Azemoon, T, Aziz, T, Bagnaia, P, Baksay, L, Balandras, A, Ball, RC, Banerjee, S, Barczyk, A, Barillere, R, Barone, L, Bartalini, P, Basile, M, Battiston, R, Bay, A, Becattini, F, Becker, U, Behner, F, Bellucci, L, Berdugo, J, Berges, P, Bertucci, B, Betev, BL, Bhattacharya, S, Biasini, M, Biland, A, Blaising, JJ, Blyth, SC, Bobbink, GJ, Bohm, A, Boldizsar, L, Borgia, B, Bourilkov, D, Bourquin, M, Braccini, S, Branson, JG, Brigljevic, V, Brochu, F, Buffini, A, Buijs, A, Burger, JD, Burger, WJ, Button, A, Cai, XD, Campanelli, M, Capell, M, Romeo, GC, Carlino, G, Cartacci, AM, Casaus, J, Castellini, G, Cavallari, F, Cavallo, N, Cecchi, C, Cerrada, M, Cesaroni, F, Chamizo, M, Chang, YH, Chaturvedi, UK, Chemarin, H, Chen, A, Chen, G, Chen, GM, Chen, HF, Chen, HS, Chiefari, G, Cifarelli, L, Cindolo, F, Civinini, C, Clare, I, Clare, R, Coignet, G, Colijn, AP, Colino, N, Costantini, S, Cotorobai, F, Cozzoni, B, de la Cruz, B, Csilling, A, Cucciarelli, S, Dai, TS, van Dalen, JA, D'Alessandro, R, de Asmundis, R, Deglon, P, Degre, A, Deiters, K, della Volpe, D, Denes, P, DeNotaristefani, F, De Salvo, A, Diemoz, M, van Dierendonck, D, Di Lodovico, F, Dionisi, C, Dittmar, M, Dominguez, A, Doria, A, Dova, MT, Duchesneau, D, Dufournaud, D, Duinker, P, Duran, I, El Mamouni, H, Engler, A, Eppling, FJ, Erne, FC, Extermann, P, Fabre, M, Faccini, R, Falagan, MA, Falciano, S, Favara, A, Fay, J, Fedin, O, Felcini, M, Ferguson, T, Ferroni, F, Fesefeldt, H, Fiandrini, E, Field, JH, Filthaut, F, Fisher, PH, Fisk, I, Forconi, G, Fredj, L, Freudenreich, K, Furetta, C, Galaktionov, Y, Ganguli, SN, Garcia-Abia, P, Gataullin, M, Gau, SS, Gentile, S, Gheordanescu, N, Giagu, S, Gong, ZF, Grenier, G, Grimm, O, Gruenewald, MW, Guida, M, van Gulik, R, Gupta, VK, Gurtu, A, Gutay, LJ, Haas, D, Hasan, A, Hatzifotiadou, D, Hebbecker, T, Herve, A, Hidas, P, Hirschfelder, J, Hofer, H, Holzner, G, Hoorani, H, Hou, SR, Iashvili, I, Jin, BN, Jones, LW, de Jong, P, Josa-Mutuberria, I, Khan, RA, Kaur, M, Kienzle-Focacci, MN, Kim, D, Kim, DH, Kim, JK, Kim, SC, Kirkby, J, Kiss, D, Kittel, W, Klimentov, A, Konig, AC, Kopp, A, Koutsenko, V, Kraber, M, Kraemer, RW, Krenz, W, Kruger, A, Kunin, A, de Guevara, PL, Laktineh, I, Landi, G, Lassila-Perini, K, Lebeau, M, Lebedev, A, Lebrun, P, Lecomte, P, Lecoq, P, Le Coultre, P, Lee, HJ, Le Goff, JM, Leiste, R, Leonardi, E, Levtchenko, P, Li, C, Likhoded, S, Lin, CH, Lin, WT, Linde, FL, Lista, L, Liu, ZA, Lohmann, W, Longo, E, Lu, YS, Lubelsmeyer, K, Luci, C, Luckey, D, Lugnier, L, Luminari, L, Lustermann, W, Ma, WG, Maity, M, Malgeri, L, Malinin, A, Mana, C, Mangeol, D, Marchesini, P, Marian, G, Martin, JP, Marzano, F, Massaro, GGG, Mazumdar, K, McNeil, RR, Mele, S, Merola, L, Meschini, M, Metzger, WJ, von der Mey, M, Mihul, A, Milcent, H, Mirabelli, G, Mnich, J, Mohanty, GB, Molnar, P, Monteleoni, B, Moulik, T, Muanza, GS, Muheim, F, Muijs, AJM, Musy, M, Napolitano, M, Nessi-Tedaldi, F, Newman, H, Niessen, T, Nisati, A, Nowak, H, Oh, YD, Organtini, G, Oulianov, A, Palomares, C, Pandoulas, D, Paoletti, S, Paolucci, P, Paramatti, R, Park, HK, Park, IH, Pascale, G, Passaleva, G, Patricelli, S, Paul, T, Pauluzzi, M, Paus, C, Pauss, F, Pedace, M, Pensotti, S, Perret-Gallix, D, Petersen, B, Piccolo, D, Pierella, F, Pieri, M, Piroue, PA, Pistolesi, E, Plyaskin, V, Pohl, M, Pojidaev, V, Postema, H, Pothier, J, Produit, N, Prokofiev, DO, Prokofiev, D, Quartieri, J, Rahal-Callot, G, Rahaman, MA, Raics, P, Raja, N, Ramelli, R, Rancoita, PG, Raspereza, A, Raven, G, Razis, P, Ren, D, Rescigno, M, Reucroft, S, van Rhee, T, Riemann, S, Riles, K, Robohm, A, Rodin, J, Roe, BP, Romero, L, Rosca, A, Rosier-Lees, S, Rubio, JA, Ruschmeier, D, Rykaczewski, H, Saremi, S, Sarkar, S, Salicio, J, Sanchez, E, Sanders, MP, Sarakinos, ME, Schafer, C, Schegelsky, V, Schmidt-Kaerst, S, Schmitz, D, Schopper, H, Schotanus, DJ, Schwering, G, Sciacca, C, Sciarrino, D, Seganti, A, Servoli, L, Shevchenko, S, Shivarov, N, Shoutko, V, Shumilov, E, Shvorob, A, Siedenburg, T, Son, D, Smith, B, Spillantini, P, Steuer, M, Stickland, DP, Stone, A, Stone, H, Stoyanov, B, Straessner, A, Sudhakar, K, Sultanov, G, Sun, LZ, Suter, H, Swain, JD, Szillasi, Z, Sztaricskai, T, Tang, XW, Tauscher, L, Taylor, L, Timmermans, C, Ting, SCC, Ting, SM, Tonwar, SC, Toth, J, Tully, C, Tung, KL, Uchida, Y, Ulbricht, J, Valente, E, Vesztergombi, G, Vetlitsky, I, Vicinanza, D, Viertel, G, Villa, S, Vivargent, M, Vlachos, S, Vodopianov, I, Vogel, H, Vogt, H, Vorobiev, I, Vorobyov, AA, Vorvolakos, A, Wadhwa, M, Wallraff, W, Wang, M, Wang, XL, Wang, ZM, Weber, A, Weber, M, Wienemann, P, Wilkens, H, Wu, SX, Wynhoff, S, Xie, L, Xu, ZZ, Yang, BZ, Yang, CG, Yang, HJ, Yang, M, Ye, JB, Yeh, SC, Zalite, A, Zalite, Y, Zhang, ZP, Zhu, GY, Zhu, RY, Zichichi, A, Zilizi, G, Zoller, M, Collaboration, L

Publikováno v: Physics Letters B
Physics Letters B, Elsevier, 2000, 474, pp.194-204
Physics Letters. B, Vol. 474, No 1-2 (2000) pp. 194-204
Physics Letters B, 474, 194-204. Elsevier
SEDICI (UNLP)
Universidad Nacional de La Plata
instacron:UNLP

The three different helicity states of W± bosons, produced in the reaction e+e−→W+W−→ℓνqq̄ are studied using leptonic and hadronic W decays at √s = 183 GeV and 189 GeV. The W polarisation is also measured as a function of the scatterin

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http://hal.in2p3.fr/in2p3-00009682

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