Search for pair-produced neutralinos in events with photons and missing energy from e+e- collisions at √s=130-183 GeV

Επιστημονική δημοσίευση - Άρθρο Περιοδικού uoadl:3037994 33 Αναγνώσεις

Μονάδα:
Ερευνητικό υλικό ΕΚΠΑ
Τίτλος:
Search for pair-produced neutralinos in events with photons and missing energy from e+e- collisions at √s=130-183 GeV
Γλώσσες Τεκμηρίου:
Αγγλικά
Περίληψη:
The events with two photons and missing (transverse) energy collected by the DELPHI detector at centre-of-mass energies between 130 GeV and 183 GeV have been studied to search for processes of the type e+e- → YY with the subsequent decay Y → Xγ, where X is an undetectable neutral particle. Reactions of this kind are expected in supersymmetric models, where the Y particle can be either the lightest neutralino, decaying to a photon and a gravitino, or the next-to-lightest neutralino, decaying to a photon and the lightest neutralino. To study the case of long-lived Y particles, a search for single-photon events with the reconstructed photon axis pointing far from the beam interaction region has also been performed. No evidence for a deviation from Standard Model expectations has been observed in the data and upper limits have been derived on the signal cross-section as a function of the the X and Y masses and of the Y mean decay path.
Έτος δημοσίευσης:
1999
Συγγραφείς:
Abreu, P.
Adye, T.
Adzic, P.
Ajinenko, I.
Alekseev, G.D.
Alemany, R.
Allport, P.P.
Almehed, S.
Amaldi, U.
Amato, S.
Anassontzis, E.G.
Andersson, P.
Andreazza, A.
Andringa, S.
Antilogus, P.
Apel, W.-D.
Arnoud, Y.
Åsman, B.
Augustin, J.-E.
Augustinus, A.
Baillon, P.
Bambade, P.
Barao, F.
Barbiellini, G.
Barbier, R.
Bardin, D.Y.
Barker, G.
Baroncelli, A.
Battaglia, M.
Baubillier, M.
Becks, K.-H.
Begalli, M.
Beilliere, P.
Belokopytov, Yu.
Benvenuti, A.C.
Berat, C.
Berggren, M.
Bertini, D.
Bertrand, D.
Besancon, M.
Bianchi, F.
Bigi, M.
Bilenky, M.S.
Bizouard, M.-A.
Bloch, D.
Blom, H.M.
Bonesini, M.
Bonivento, W.
Boonekamp, M.
Booth, P.S.L.
Borgland, A.W.
Borisov, G.
Bosio, C.
Botner, O.
Boudinov, E.
Bouquet, B.
Bourdarios, C.
Bowcock, T.J.V.
Boyko, I.
Bozovic, I.
Bozzo, M.
Branchini, P.
Brenke, T.
Brenner, R.A.
Bruckman, P.
Brunet, J.-M.
Bugge, L.
Buran, T.
Burgsmueller, T.
Buschmann, P.
Cabrera, S.
Caccia, M.
Calvi, M.
Camacho Rozas, A.J.
Camporesi, T.
Canale, V.
Carena, F.
Carroll, L.
Caso, C.
Castillo Gimenez, M.V.
Cattai, A.
Cavallo, F.R.
Cerruti, C.
Chabaud, V.
Charpentier, Ph.
Chaussard, L.
Checchia, P.
Chelkov, G.A.
Chierici, R.
Chliapnikov, P.
Chochula, P.
Chorowicz, V.
Chudoba, J.
Collins, P.
Colomer, M.
Contri, R.
Cortina, E.
Cosme, G.
Cossutti, F.
Cowell, J.-H.
Crawley, H.B.
Crennell, D.
Crosetti, G.
Cuevas Maestro, J.
Czellar, S.
Damgaard, G.
Davenport, M.
da Silva, W.
Deghorain, A.
Delia Ricca, G.
Delpierre, P.
Demaria, N.
de Angelis, A.
de Boer, W.
de Brabandere, S.
de Clercq, C.
de Lotto, B.
de Min, A.
de Paula, L.
Dijkstra, H.
di Ciaccio, L.
di Diodato, A.
Dolbeau, J.
Doroba, K.
Dracos, M.
Drees, J.
Dris, M.
Duperrin, A.
Durand, J.-D.
Ehret, R.
Eigen, G.
Ekelof, T.
Ekspong, G.
Ellert, M.
Elsing, M.
Engel, J.-P.
Erzen, B.
Espirito Santo, M.
Falk, E.
Fanourakis, G.
Fassouliotis, D.
Fayot, J.
Feindt, M.
Ferrari, P.
Ferrer, A.
Ferrer-Ribas, E.
Fichet, S.
Firestone, A.
Fischer, P.-A.
Flagmeyer, U.
Foeth, H.
Fokitis, E.
Fontanelli, F.
Franek, B.
Frodesen, A.G.
Fruhwirth, R.
Fulda-Quenzer, F.
Fuster, J.
Galloni, A.
Gamba, D.
Gamblin, S.
Gandelman, M.
Garcia, C.
Garcia, J.
Gaspar, C.
Gaspar, M.
Gasparini, U.
Gavillet, Ph.
Gazis, E.N.
Gele, D.
Gerber, J.-P.
Gerdyukov, L.
Ghodbane, N.
Gil, I.
Gìege, F.
Gokieli, R.
Golob, B.
Goncalves, P.
Gonzalez Caballero, I.
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Gorn, L.
Gorski, M.
Gouz, Yu.
Gracco, V.
Grahl, J.
Graziani, E.
Green, C.
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Gunther, M.
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Hahn, F.
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Haider, S.
Hallgren, A.
Hamacher, K.
Harris, F.J.
Hedberg, V.
Heising, S.
Hernandez, J.J.
Herquet, P.
Herr, H.
Hessing, T.L.
Heuser, J.-M.
Higon, E.
Holmgren, S.-O.
Holt, P.J.
Holthuizen, D.
Hoorelbeke, S.
Houlden, M.
Hrubec, J.
Huet, K.
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Jackson, J.N.
Jacobsson, R.
Jalocha, P.
Janik, R.
Jarlskog, C.
Jarlskog, G.
Jarry, P.
Jean-Marie, B.
Johansson, E.K.
Jonsson, P.
Joram, C.
Juillot, P.
Kapusta, F.
Karafasoulis, K.
Katsanevas, S.
Katsoufis, E.C.
Keranen, R.
Khomenko, B.A.
Khovanski, N.N.
Kiiskinen, A.
King, B.
Kjaer, N.J.
Klapp, O.
Klein, H.
Kluit, P.
Knoblauch, D.
Kokkinias, P.
Koratzinos, M.
Kostioukhine, V.
Kourkoumelis, C.
Kouznetsov, O.
Krammer, M.
Kreuter, C.
Kriznic, E.
Krstic, J.
Krumstein, Z.
Kubinec, P.
Kucewicz, W.
Kurvinen, K.
Lamsa, J.W.
Lane, D.W.
Langefeld, P.
Lapin, V.
Laugier, J.-P.
Lauhakangas, R.
Leder, G.
Ledroit, F.
Lefebure, V.
Leinonen, L.
Leisos, A.
Leitner, R.
Lemonne, J.
Lenzen, G.
Lepeltier, V.
Lesiak, T.
Lethuillier, M.
Libby, J.
Liko, D.
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Loerstad, B.
Loken, J.G.
Lopes, J.H.
Lopez, J.M.
Lopez-Fernandez, R.
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Lutz, P.
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Mahon, J.R.
Maio, A.
Malek, A.
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Malychev, V.
Mandl, F.
Marco, J.
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Marechal, B.
Margoni, M.
Marin, J.-C.
Mariotti, C.
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Martinez-Rivero, C.
Martinez-Vidal, F.
Marti i Garcia, S.
Mastroyiannopoulos, N.
Matorras, F.
Matteuzzi, C.
Matthiae, G.
Mazik, J.
Mazzucato, F.
Mazzucato, M.
McCubbin, M.
McKay, R.
McNulty, R.
McPherson, G.
Meroni, C.
Meyer, W.T.
Miagkov, A.
Migliore, E.
Mirabito, L.
Mitaroff, W.A.
Mjoernmark, U.
Moa, T.
Moeller, R.
Moenig, K.
Monge, M.R.
Moreau, X.
Morettini, P.
Morton, G.
Mueller, U.
Muenich, K.
Mulders, M.
Mulet-Marquis, C.
Muresan, R.
Murray, W.J.
Muryn, B.
Myatt, G.
Myklebust, T.
Naraghi, F.
Navarria, F.L.
Navas, S.
Nawrocki, K.
Negri, P.
Neufeld, N.
Neumeister, N.
Nicolaidou, R.
Nielsen, B.S.
Nikolaenko, V.
Nikolenko, M.
Nomokonov, V.
Normand, A.
Nygren, A.
Obraztsov, V.
Olshevski, A.G.
Onofre, A.
Orava, R.
Orazi, G.
Osterberg, K.
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Paganoni, M.
Paiano, S.
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Palka, H.
Papadopoulou, T.D.
Papageorgiou, K.
Pape, L.
Parkes, C.
Parodi, F.
Parzefall, U.
Passeri, A.
Passon, O.
Pegoraro, M.
Peralta, L.
Pernicka, M.
Perrotta, A.
Petridou, C.
Petrolini, A.
Phillips, H.T.
Piana, G.
Pierre, F.
Pimenta, M.
Piotto, E.
Podobnik, T.
Pol, M.E.
Polok, G.
Poropat, P.
Pozdniakov, V.
Privitera, P.
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Pullia, A.
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Rakoczy, D.
Ratoff, P.N.
Read, A.L.
Rebecchi, P.
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Regler, M.
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Resvanis, L.K.
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Saarikko, H.
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Simonetto, F.
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Smadja, G.
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Stugu, B.
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Szeptycka, M.
Tabarelli, T.
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Tegenfeldt, F.
Terranova, F.
Thomas, J.
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Timmermans, J.
Tkatchev, L.G.
Todorov, T.
Todorova, S.
Toet, D.Z.
Tomaradze, A.
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Tonazzo, A.
Tortora, L.
Transtromer, G.
Treille, D.
Tristram, G.
Troncon, C.
Tsirou, A.
Turluer, M.-L.
Tyapkin, I.A.
Tzamarias, S.
Ueberschaer, B.
Ullaland, O.
Uvarov, V.
Valenti, G.
Vallazza, E.
van Apeldoorn, G.W.
van Dam, P.
van Doninck, W.K.
van Eldik, J.
van Lysebetten, A.
van Vulpen, I.
Vassilopoulos, N.
Vegni, G.
Ventura, L.
Venus, W.
Verbeure, F.
Verlato, M.
Vertogradov, L.S.
Verzi, V.
Vilanova, D.
Vitale, L.
Vlasov, E.
Vodopyanov, A.S.
Voulgaris, G.
Vrba, V.
Wahlen, H.
Walck, C.
Weiser, C.
Wicke, D.
Wickens, J.H.
Wilkinson, G.R.
Winter, M.
Witek, M.
Wolf, G.
Yi, J.
Yushchenko, O.
Zalewska, A.
Zalewski, P.
Zavrtanik, D.
Zevgolatakos, E.
Zimin, N.I.
Zucchelli, G.C.
Zumerle, G.
Περιοδικό:
The European Physical Journal C - Particles and Fields
Εκδότης:
Springer New York LLC
Τόμος:
6
Αριθμός / τεύχος:
3
Σελίδες:
371-384
Επίσημο URL (Εκδότης):
DOI:
10.1007/s100529801044
Το ψηφιακό υλικό του τεκμηρίου δεν είναι διαθέσιμο.