Title: | Search for resonant t(t)over-bar production in lepton+jets events in pp collisions at √s=7 TeV |
Authors: | Chatrchyan, S Khachatryan, V Sirunyan, AM Tumasyan, A Adam, W Aguilo, E Bergauer, T Dragicevic, M Ero, J Fabjan, C Friedl, M Civinini, C Bylsma, B Pavlunin, V Chasco, M Dimitrov, A Rebassoo, F Ribnik, J Hohlmann, M Richman, J Rossin, R Murray, M D'Alessandro, R de Troconiz, JF Aguilar-Benitez, M Bagliesi, G Cousins, R Sinthuprasith, T Otiougova, P Pagano, D Virdee, T Suarez, RG Stuart, D Takahashi, M To, W Saini, LK Apresyan, A De Mattia, M Bornheim, A Golutvin, I Chen, Y Hernandez, JM Di Marco, E Petrakou, E Giordano, F Custodio, A Dierlamm, A Liu, H Jeitler, M Wakefield, S Hadjiiska, R Czellar, S Gorbunov, I Duarte, J Magini, N Focardi, E Gataullin, M Alcaraz Maestre, J Loveless, R Gomez Moreno, B Ma, Y Wayand, S Mott, A Pant, LM Everett, A Oehler, A Foudas, C Kalakhety, H Belyaev, A Newman, HB Rogan, C Tiko, A Molnar, J Kamel, AE Spiropulu, M Timciuc, V Robmann, P Frosali, S Veverka, J Gollapinni, S Boccali, T Kreuzer, P Wilkinson, R Betchart, B Kozhuharov, V Xie, S Wardle, N Klapoetke, K Piparo, D Arce, P Vodopiyanov, I Yang, Y Kamenev, A Snoek, H Barth, C Graziano, A Palinkas, J Hu, Z Linacre, J Heo, SG Zhu, RY Akgun, B Damgov, J Stahl, A Azzolini, V Narain, M Calamba, A Bodek, A Askew, A Broccolo, G Pollack, B Ostapchuk, A Carroll, R Ferguson, T Iiyama, Y Adams, MR Merschmeyer, M Mohapatra, A Zaganidis, N Chung, YS Szillasi, Z Kirn, M Willmott, C Jang, DW Litov, L Battilana, C Jones, M Tupputi, S Whyntie, T Liu, YF Paulini, M Vogel, H Erhan, S Luk, M Fu, Y Ojalvo, I Castaldi, R Chabert, EC Staiano, A Vorobiev, I Cumalat, JP Marinelli, N Verzetti, M Kadija, K Gallo, E Noonan, D Covarelli, R Drell, BR Karjavin, V Ford, WT Biino, C Chadwick, M Gaz, A Lopez, EL Smith, JG Gonzi, S Bansal, M Fernandez, M Sarycheva, L Calvo, E Muniz, L Bilin, B Pavlov, B Chan, KM Sperka, D Spiegel, L Meschini, M Stenson, K Anghel, IM Cole, JE de Barbaro, P Ulmer, KA Wagner, SR Meyer, A Kozlov, G Alexander, J Vargas, JER Lee, KS Chatterjee, A Palmonari, F Eggert, N Gibbons, LK Demina, R Heltsley, B Koybasi, O Barberis, E Khukhunaishvili, A Lanev, A Miceli, T Torre, P Dell'Orso, R Olschewski, M Chang, YH Maroussov, V Eshaq, Y Apanasevich, L Malberti, M Bai, Y Zang, J Ozturk, S Bazterra, VE Merola, M Betts, RR Bucinskaite, I Lemaitre, V Girone, M Longo, E Hobson, PR Shi, X Velde, CV Boutle, S Papacz, P Callner, J Cavanaugh, R Duris, J Kress, M Guragain, S Evdokimov, O Vilar Cortabitarte, R Reis, T Tenchini, R Polese, G Gauthier, L Pierro, GA Gerber, CE Chen, KH Hofman, DJ Perchalla, L Speer, T Khan, A Anderson, J Karancsi, J Rodrigo, T Chen, M Khalatyan, S Zhang, Z Lacroix, F Teo, WD Bhattacharya, S Malek, M Josa, MI Malakhov, A Puljak, I Breedon, R Perelygin, V O'Brien, C Parashar, N Breuker, H Codispoti, G Kyberd, P Silkworth, C Raics, P Ptochos, F Ross, I Perrozzi, L Basegmez, S Petrov, V Strom, D Turner, P Varelas, N Kuo, CM Akgun, U Thom, J Albayrak, EA Pieta, H Bilki, B Paoletti, S Knuenz, V Dragoiu, C Viret, S Moisenz, P Savin, A Duarte Campderros, J Asawatangtrakuldee, C Merino, G Trocsanyi, ZL Blekman, F Sguazzoni, G Brochero Cifuentes, JA Adair, A Clarida, W Sharma, A Duru, F Verdier, P Nash, D Martin, MA Griffiths, S Chamizo Llatas, M Marage, PE Merlo, J-P Gill, K Mermerkaya, H Hollar, J Ferbel, T Mestvirishvili, A Moeller, A Ott, J Ujvari, B Nachtman, J Janot, P Smith, WH Newsom, CR Reithler, H Tonelli, G Norbeck, E Garcia-Bellido, A Krammer, M Gonzalez Sanchez, J Li, SW Roland, G Fay, J Krychkine, V Thompson, J Puerta Pelayo, J Swanson, J Ban, Y Onel, Y Remington, R Frisch, B Collard, C Butt, J Hoffmann, KH Beri, SB Bilmis, S Ozok, F du Pree, T Sen, S Tan, P Vila, I Zou, W Tiras, E Lagana, C Tropiano, A Venturi, A Wetzel, J Yetkin, T Durkin, LS Tucker, J Merkel, P Yi, K Lin, W Morovic, S Boulahouache, C Fabbri, F Benussi, L CMS Collaboration Bhatnagar, V Barnett, BA Quintario Olmeda, A Blumenfeld, B Palichik, V Bochenek, J Guo, Y Bolognesi, S Goldenzweig, P Bianco, S Fehling, D Schmitz, SA Liu, ZK Sulak, L Verdini, PG Giurgiu, G Bian, JG Flix, J Gritsan, AV Kalogeropoulos, A Sharma, V Behrenhoff, W Guo, ZJ Hu, G Leggat, D Ecklund, KM Maksimovic, P Halyo, V Johnson, KF Sonnenschein, L Avila, C Evangelou, I Rappoccio, S Safronov, G Redondo, I Swartz, M Whitbeck, A Barone, L Vaughan, J Dhingra, N Li, W Kubota, Y Amapane, N Leslie, D Shmatov, S Jorda, C Gamsizkan, H Han, J Flugge, G Harel, A Scarborough, T Miner, DC Mehta, P Polatoz, A Tkaczyk, S Bauerdick, LAT Mikulec, I Mans, J Meridiani, P Sgandurra, L Hill, C Vishnevskiy, D Zielinski, M Bhatti, A Pozdnyakov, A Wolf, R Trapani, PP Ciesielski, R Sanders, S Demortier, L Chang, YW Marinho, F Uplegger, L Grundler, U Goulianos, K Rogerson, S Attikis, A Singh, JB Fruhwirth, R Beretvas, A Romero, L Lungu, G Micheli, F Drouhin, F Geenen, H Chao, Y Brownson, E Lei, YJ Gao, Y Malik, S Mesropian, C Arora, S Park, M Charaf, O Barker, A Wyslouch, B Chou, JP Colafranceschi, S Kumar, A Contreras-Campana, C Ivanov, Y Contreras-Campana, E Ferro, C Zeise, M Taylor, L Chen, KF Geisler, M Chen, GM Garcia-Abia, P Fabbri, F Duggan, D Ferencek, D Nourbakhsh, S Biasini, M Kim, V Nuttens, C Galanti, M Martin, W Gershtein, Y Costa, M Gomez, G Gray, R Weiler, T Marinov, A Aziz, T Halkiadakis, E Yang, M Levchenko, P Hidas, D Steggemann, J Foa, L Gascon, S Lath, A Smith, K Eerola, P Panwalkar, S Park, M Lazzizzera, I Organtini, G Patel, R Murzin, V Weng, Y Moser, R Ahmad, WH Rekovic, V Kumar, A Lopez Virto, A Robles, J Fedi, G Liko, D Mavromanolakis, G Henderson, C Hammer, J Mignerey, AC Cavallari, F Quast, G Berryhill, J Yilmaz, Y Rose, K Hoehle, F Salur, S Schnetzer, S Tully, C Paganoni, M Bunkowski, K Boeser, C Stringer, R Maes, M Paolucci, P Paramatti, R Clare, R Seitz, C Rumerio, P Somalwar, S Stone, R Quertenmont, L Kargoll, B Pernicka, M Ryan, MJ Thomas, S Bhat, PC Oreshkin, V Marco, J Cerizza, G Hollingsworth, M De Oliveira Martins, C Piccolo, D Yoon, AS Sanabria, JC Spanier, S Tinti, G Avetisyan, A Voutilainen, M Mousa, J Romanowska-Rybinska, K Smirnov, I Kress, T Cox, B Rahatlou, S Yang, ZC York, A Eusebi, R Cartiglia, N Dietz, C Leonardo, N Flanagan, W Gilmore, J Harkonen, J Fabbricatore, P Sulimov, V Kamon, T Ahuja, S Bose, T Lipton, R Wood, JS Marco, R Khotilovich, V Zanetti, M Gerbaudo, D Fanfani, A Hunt, A Montalvo, R Sigamani, M Sacchi, R Guchait, M Osipenkov, I Pakhotin, Y Liu, S Bloch, I Nicolaou, C Perloff, A Husemann, U Padula, SS Zablocki, J Bhardwaj, A Shumeiko, N Giassi, A Roe, J Heikkinen, A Zhukova, V Safonov, A Sakuma, T Musenich, R Sengupta, S Martinez Rivero, C Cooper, SI Soffi, L Suarez, I Cornelis, T Bloch, P Burkett, K Lu, YJ Hou, W-S Tosi, S Karimaki, V Ellison, J Kinnunen, R Dutta, S Kortelainen, MJ Green, D Lampen, T Kim, GN Everaerts, P Barfuss, AF Benaglia, A Kolb, J Pastika, N Kuessel, Y De Wolf, EA Abbaneo, D Ulrich, R Fonseca De Souza, S Lassila-Perini, K Lehti, S Linden, T Pedro, K Li, W Bruno, G Rahbaran, B Garrido, RGR Luukka, P Jeong, C Maenpaa, T Bhattacharya, S Gutsche, O Luo, W Pellett, D Laird, E Bolton, T Peltola, T Mirman, N Tuominen, E Demaria, N Tuominiemi, J Rusack, R Kovitanggoon, K Tuovinen, E Beliy, N Auffray, E De Boer, W Tsang, KV Gomber, B Cutts, D Wang, J Segala, M Dominguez, A Ungaro, D Wendland, L Mossolov, V Banzuzi, K Stickland, D Hanlon, J Hagopian, V Karjalainen, A Rohringer, C Korpela, A Uvarov, L Mariotti, C Tuuva, T Mohammadi, A Shiu, JG Besancon, M Descroix, A Fano, L Reid, ID Karmgard, DJ Ferapontov, A Jain, S Sasseville, M Lopez, A Fasanella, D Pelliccioni, M Vavilov, S Choudhury, S Dejardin, M Auzinger, G Delgado Peris, A Buontempo, S Tzeng, YM Denegri, D Fabbro, B Butler, JN Lingemann, J Faure, JL Christiansen, T Polic, D Ferri, F Bilei, GM Mannelli, M Freeman, J Son, DC Ganjour, S Rohringer, H De Guio, F Wan, X Givernaud, A Choudhary, BC Cuevas, J Rabbertz, K Gras, P Beernaert, K Chakaberia, I Behrens, U de Monchenault, GH Piedra Gomez, J Jarry, P Sobol, A Bachtis, M Locci, E Wang, M Dahmes, B Pfeffer, A Jain, S Winstrom, L Malcles, J Kesisoglou, S Maselli, S Millischer, L Nayak, A Bergholz, M Rander, J Rosowsky, A Harris, RM Heintz, U Karchin, PE Ivanov, A Martini, L Matorras, F Margoni, M Singovsky, A Schoefbeck, R Shreyber, I Khurana, R Titov, M Baffioni, S Liang, D Stolin, V Peterman, A Del Re, D Theofilatos, K Ragazzi, S Lee, SW Migliore, E Andreev, V Baillon, P Diamond, B Beaudette, F Hirschauer, J Di Matteo, L Benhabib, L Mekterovic, D Bianchini, L Guler, AM Sarkar, S Bethani, A Patterson, JR Bluj, M Tambe, N Asavapibhop, B Moon, DH Broutin, C Busson, P Khalil, S Charlot, C Jabeen, S Vorobyev, A Strauss, J Grunewald, M Daci, N Libeiro, T Katkov, I Hooberman, B Borras, K Dahms, T Santaolalla, J Sanchez, AK Srimanobhas, N Sharan, M Tsamalaidze, Z Ball, AH Dobrzynski, L Giacomelli, P Racz, A de Cassagnac, RG Haguenauer, M Cerminara, G Kukartsev, G Smirnov, V Gomez, JP Mine, P Mironov, C Burgmeier, A Vorobyev, A Fiorendi, S Adiguzel, A Naranjo, IN Monaco, V Jindariani, S Haley, J Makouski, M Roh, Y Nguyen, M Ochando, C Taurok, A Gennai, S Novaes, SF Szleper, M Piperov, S Paganini, P Barney, D Giordano, D Maravin, Y Kim, JY Sabes, D Salerno, R Ricci-tam, F Volobouev, I Turkewitz, J Sirois, Y Veelken, C Azzi, P Vaandering, EW Duric, S Teyssier, D Musich, M Kokkas, P Francis, B Fernandez Menendez, J Zabi, A Cakir, A Appelt, E Agram, JL Andrea, J Andreev, Y Bloch, D Olbrechts, A Bodin, D Ghezzi, A Waltenberger, W Benitez, JF Brom, JM Abdulsalam, A Daskalakis, G Cremaldi, LM Heister, A Landsberg, G Dermenev, A Shrestha, S Govoni, P Calligaris, L Haas, J Campbell, A Belforte, S Castro, E Eads, M Costanza, F Maeki, T Sellers, P Delannoy, AG Roberts, J Vitulo, P Gninenko, S Piotrzkowski, K Janssen, X Choudhury, RK Maity, M Dammann, D Ratti, SP Breto, G Pardos, CD Malvezzi, S Eckerlin, G Svintradze, I Eckstein, D Don, CKK Razis, PA Bakirci, MN Flucke, G Candelise, V Geiser, A Gele, D Sogut, K Glushkov, I Maeshima, K Park, H Keller, J Garcia, JMV Gartner, J Newman-Holmes, C Florez, C Gunnellini, P Stephans, GSF Jo, M Manzoni, RA Habib, S Perez, JAC Hauk, J Mao, Y Luyckx, S Goerlach, U Hellwig, G Golubev, N Jung, H Sala, S Martelli, A Tran, NV Casarsa, M Marraffino, JM Hebda, P Lacaprara, S Spalding, WJ Van Mulders, P Kasemann, M Katsas, P Loukas, D Reece, W Kleinwort, C Jiang, CH Kravchenko, I Marono, MV Kluge, H Kraan, A Knutsson, A Kraemer, M Cerci, S D'Enterria, D Massironi, A Krucker, D Kirsanov, M Sanchez, MCDLB Kuznetsova, E de Fatis, TT Fernandez Ramos, JP Padley, BP Chetluru, V Pin, A Maruyama, S Kaadze, K Cossutti, F Mucibello, L Wang, X Wrochna, G Georgiou, G Dozen, C Lange, W Fiori, F Lohmann, W Lutz, B Ferrando, A Lazo-Flores, J Dubinin, M Chauhan, S Mankel, R Marfin, I Kroeger, R Kailas, S Marienfeld, M Gronberg, J Majumder, G Menasce, D Matos Figueiredo, D Melzer-Pellmann, I-A Dominguez Vazquez, D Dabrowski, A Claes, DR Meijers, F Meyer, AB Mnich, J Krasnikov, N Lange, D Goodell, J Chertok, M Mussgiller, A Pastrone, N Ochesanu, S Meneguzzo, 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Clerbaux, B Kovac, M Lusito, L Gonzalez Caballero, I Ryu, G Maggi, G Maggi, M Teodorescu, L Houtz, R Marangelli, B Kossov, M My, S Karaman, T Whitmore, J Nuzzo, S Cho, Y Bunichev, V Morse, DM Finger, M Moroni, L Perera, L Hackstein, C Anastassov, A Lychkovskaya, N Harris, P Pacifico, N Ranjan, K Raval, A Stieger, B Pazzini, J Ko, W Mahmoud, MA Pompili, A Brun, H Pugliese, G Selvaggi, G Hughes, R Karavakis, E De Lentdecker, G Bernet, C Wu, W Silvestris, L Singh, G Fanelli, C Van Mechelen, P Chang, S Venditti, R Snook, B Mozer, MU Gyun, D Popov, V Kopecky, A Zito, G Kubik, A Abbiendi, G Qian, SJ Van Doninck, W Hartl, C Benvenuti, AC Choi, Y Bonacorsi, D Karapinar, G Tuo, S Autermann, C Yang, F Braibant-Giacomelli, S Funk, W Baumgartel, D Brigliadori, L Troshin, S Oguri, V Capiluppi, P Dero, V Chasserat, J Hong, B Castro, A Arcidiacono, R Ganguly, S Topaksu, AK Kousouris, K Cavallo, FR Roland, C Mucia, N Cuffiani, M Dallavalle, GM Yumiceva, F Hartmann, F Lander, R Harvey, J Marcken, GV Widl, E Kolberg, T Pearson, T Kadastik, M Choi, YK Cerci, DS Goh, J Ille, B Kim, MS Dinardo, ME Patras, V Pardo, PL Delaere, C Bisello, D Cheng, T Da Costa, EM Grassi, M Kwon, E Lee, B Lee, J Montoya, CAC Snowball, M Lee, S Gay, APR Ryckbosch, D Hirosky, R Bianchi, G Hajdu, C Neu, C Seo, H Mulders, M Iaydjiev, P Ceard, L Martschei, D Odell, N Yu, I Das, S Tauscher, L Tali, B Finger, M Harr, R Van Spilbeeck, A Bilinskas, MJ Grigelionis, I Janulis, M Naimuddin, M Kurca, T Juodagalvis, A Cavallo, N Castilla-Valdez, H Smith, J De La Cruz-Burelo, E Skuja, A Heredia-de La Cruz, I Thea, A Lazic, D Papadopoulos, I Ledovskoy, A Topakli, H Schul, N Lopez-Fernandez, R Strobbe, N De Gruttola, M Klima, B Temple, J Militaru, O Musella, P Chierici, R Magana Villalba, R Konigsberg, J Martinez-Ortega, J Lawson, P Goy Lopez, S Hanson, G Sanchez-Hernandez, A Thomas, L Tonjes, MB Villasenor-Cendejas, LM Mundim, L Liang, S Carrillo Moreno, S Wang, J Rolandi, G Vazquez Valencia, F Salazar Ibarguen, HA 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Keywords: | Hadron-Hadron Scattering |
Issue Date: | 2012 |
Publisher: | Springer-Verlag |
Citation: | Journal of High Energy Physics 2012: 015, Dec 2012 |
Abstract: | A model-independent search for the production of heavy resonances decaying into top-antitop quark pairs is presented. The search is based on events containing one lepton (muon or electron) and at least two jets selected from data samples corresponding to an integrated luminosity of 4.4-5.0 fb−1 collected in pp collisions at √s=7 TeV. Results are presented from the combination of two dedicated searches optimized for boosted production and production at threshold. No excess of events is observed over the expected yield from the standard model processes. Topcolor Z′ bosons with narrow (wide) width are excluded at 95% confidence level for masses below 1.49 (2.04) TeV and an upper limit of 0.3 (1.3) pb or lower is set on the production cross section times branching fraction for resonance masses above 1 TeV. Kaluza-Klein excitations of a gluon with masses below 1.82 TeV (at 95% confidence level) in the Randall-Sundrum model are also excluded, and an upper limit of 0.7 pb or lower is set on the production cross section times branching fraction for resonance masses above 1 TeV. |
Description: | This is the pre-print version of the Article. The official published version can be accessed from the link below - Copyright @ 2012 Springer-Verlag. |
URI: | http://link.springer.com/article/10.1007%2FJHEP12%282012%29015 http://bura.brunel.ac.uk/handle/2438/7342 |
DOI: | http://dx.doi.org/10.1007/JHEP12(2012)015 |
ISSN: | 1126-6708 |
Appears in Collections: | Electronic and Electrical Engineering Dept of Electronic and Electrical Engineering Research Papers
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