Search for $\nu_\mu \to \nu_\tau$ oscillation using the $\tau$ decay modes into a single charged particle

Part of the neutrino events collected in 1994-1995 by the CHORUS experiment has been analysed. A search was performed for $\nu_{\tau}$ charged current interactions followed by the $\tau$ lepton deca y into a single charged negative hadron, a possible indication for $\numtonut$ oscillation. A sample...

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Detalles Bibliográficos
Autores principales: Eskut, E, Kayis, A, Onengüt, G, Van Dantzig, R, De Jong, M, Konijn, J, Melzer, O, Oldeman, R G C, Van der Poel, C A F J, Uiterwijk, J W E, Visschers, J L, Güler, M, Serin-Zeyrek, M, Sever, R, Tolun, P, Zeyrek, M T, Armenise, N, Cassol, F, Catanesi, M G, Muciaccia, M T, Radicioni, E, Simone, S, Vivolo, L, Bülte, A, Patzak, T, Winter, Klaus, Annis, P, El-Aidi, R, Gruwé, M, Mommaert, C, Van der Donckt, M, Van de Vyver, B L, Vilain, P, Wilquet, G, Righini, P, Saitta, B, Di Capua, E, Luppi, C, Zucchelli, P, Ishi, Y, Kawamura, T, Kazuno, M, Ogawa, S, Shibuya, H, Brunner, J, Cussans, D G, Fabre, Jean-Paul, Ferreira, R, Flegel, Wilfried, Litmaath, M, Macina, Daniela, Meijer-Drees, R, Meinhard, H, Migliozzi, P, Niu, E, Øverås, H, Panman, J, Papadopoulos, I M, Pesen, E, Riccardi, F, Ricciardi, S, Rozanov, A N, Saltzberg, D, Strolin, P, Tsenov, R V, Weinheimer, C, Wong, H, Goldberg, J, Höpfner, K, Chikawa, M, Arik, E, Mailov, A A, Jang, H I, Park, I G, Song, J S, Yoon, C S, Kodama, K, Ushida, N, Aoki, S, Hara, T, Brooijmans, G, Favart, D, Grégoire, G, Hérin, J, Artamonov, S A, Gorbunov, P, Khovanskii, V D, Shamanov, V V, Bonekämper, D, Frekers, D, Rondeshagen, D, Wolff, T, Hoshino, K, Kobayashi, M, Komatsu, M, Kotaka, Y, Kozaki, T, Miyanishi, M, Nakamura, M, Nakazawa, K, Nakano, T, Niu, K, Niwa, K, Obayashi, Y, Sato, O, Toshito, T, Buontempo, S, Cocco, A G, D'Ambrosio, N, De Lellis, G, Ereditato, A, Fiorillo, G, Garufi, F, Messina, M, Palladino, Vittorio, Sorrentino, S, Tioukov, V, Nakamura, K, Okusawa, T, Yoshida, T, Capone, A, De Pedis, D, Di Liberto, S, Dore, U, Loverre, P F, Ludovici, L, Maslennikov, A M, Mazzoni, M A, Piredda, G, Santacesaria, R, Satta, A, Barbuto, E, Di Bartolomeo, A, Bozza, C, Grella, G, Iovane, G, Romano, G, Rosa, G, Sato, Y, Tezuka, I
Lenguaje:eng
Publicado: 1998
Materias:
Particle Physics - Experiment
Acceso en línea:https://dx.doi.org/10.1016/S0370-2693(98)00781-3
http://cds.cern.ch/record/357716
Descripción
Sumario:Part of the neutrino events collected in 1994-1995 by the CHORUS experiment has been analysed. A search was performed for $\nu_{\tau}$ charged current interactions followed by the $\tau$ lepton deca y into a single charged negative hadron, a possible indication for $\numtonut$ oscillation. A sample of 6,844 events without an identified muon has been located in the emulsion target. Within the s election criteria, no $\tau^-$ candidate has been found. Combining this result with the one from the search for $\nu_\tau$ interactions using the muonic decay mode (36,182 events with an identified muon), a 90\% C.L. limit on the mixing angle $\sin2t < 1.8\cdot 10^{-3}$ (at large $\Delta m^2$) has been derived.

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