Search for gluino mediated bottom- and top-squark production in multijet final states in pp collisions at 8 TeV
Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics 725:4-5 (2013) 243-270
Authors:
S Chatrchyan, V Khachatryan, AM Sirunyan, A Tumasyan, W Adam, T Bergauer, M Dragicevic, J Erö, C Fabjan, M Friedl, R Frühwirth, VM Ghete, N Hörmann, J Hrubec, M Jeitler, W Kiesenhofer, V Knünz, M Krammer, I Krätschmer, D Liko, I Mikulec, D Rabady, B Rahbaran, C Rohringer, H Rohringer, R Schöfbeck, J Strauss, A Taurok, W Treberer-Treberspurg, W Waltenberger, CE Wulz, V Mossolov, N Shumeiko, J Suarez Gonzalez, S Alderweireldt, M Bansal, S Bansal, T Cornelis, EA De Wolf, X Janssen, A Knutsson, S Luyckx, L Mucibello, S Ochesanu, B Roland, R Rougny, Z Staykova, H Van Haevermaet, P Van Mechelen, N Van Remortel, A Van Spilbeeck, F Blekman, S Blyweert, J D'Hondt, A Kalogeropoulos, J Keaveney, M Maes, A Olbrechts, S Tavernier, W Van Doninck, P Van Mulders, GP Van Onsem, I Villella, B Clerbaux, G De Lentdecker, L Favart, APR Gay, T Hreus, A Léonard, PE Marage, A Mohammadi, L Perniè, T Reis, T Seva, L Thomas, C Vander Velde, P Vanlaer, J Wang, V Adler, K Beernaert, L Benucci, A Cimmino, S Costantini, S Dildick, G Garcia, B Klein, J Lellouch, A Marinov, J Mccartin, AA Ocampo Rios, D Ryckbosch, M Sigamani, N Strobbe, F Thyssen, M Tytgat, S Walsh, E Yazgan, N Zaganidis, S Basegmez, C BeluffiAbstract:
A search for supersymmetry is presented based on events with large missing transverse energy, no isolated electron or muon, and at least three jets with one or more identified as a bottom-quark jet. A simultaneous examination is performed of the numbers of events in exclusive bins of the scalar sum of jet transverse momentum values, missing transverse energy, and bottom-quark jet multiplicity. The sample, corresponding to an integrated luminosity of 19.4fb-1, consists of proton-proton collision data recorded at a center-of-mass energy of 8TeV with the CMS detector at the LHC in 2012. The observed numbers of events are found to be consistent with the standard model expectation, which is evaluated with control samples in data. The results are interpreted in the context of two simplified supersymmetric scenarios in which gluino pair production is followed by the decay of each gluino to an undetected lightest supersymmetric particle and either a bottom or top quark-antiquark pair, characteristic of gluino mediated bottom- or top-squark production. Using the production cross section calculated to next-to-leading-order plus next-to-leading-logarithm accuracy, and in the limit of a massless lightest supersymmetric particle, we exclude gluinos with masses below 1170GeV and 1020GeV for the two scenarios, respectively. © 2013 CERN.Measurement of the WW cross section in pp collisions at {Mathematical expression} and limits on anomalous WW γ and WWZ couplings
European Physical Journal C 73:10 (2013) 1-22
Authors:
S Chatrchyan, V Khachatryan, AM Sirunyan, A Tumasyan, W Adam, T Bergauer, M Dragicevic, J Erö, C Fabjan, M Friedl, R Frühwirth, VM Ghete, N Hörmann, J Hrubec, M Jeitler, W Kiesenhofer, V Knünz, M Krammer, I Krätschmer, D Liko, I Mikulec, D Rabady, B Rahbaran, C Rohringer, H Rohringer, R Schöfbeck, J Strauss, A Taurok, W Treberer-Treberspurg, W Waltenberger, C-E Wulz, V Mossolov, N Shumeiko, J Suarez Gonzalez, S Alderweireldt, M Bansal, S Bansal, T Cornelis, EA De Wolf, X Janssen, A Knutsson, S Luyckx, L Mucibello, S Ochesanu, B Roland, R Rougny, H Van Haevermaet, P Van Mechelen, N Van Remortel, A Van Spilbeeck, F Blekman, S Blyweert, J D'Hondt, A Kalogeropoulos, J Keaveney, M Maes, A Olbrechts, S Tavernier, W Van Doninck, P Van Mulders, GP Van Onsem, I Villella, B Clerbaux, G De Lentdecker, L Favart, APR Gay, T Hreus, A Léonard, PE Marage, A Mohammadi, L Perniè, T Reis, T Seva, L Thomas, C Vander Velde, P Vanlaer, J Wang, V Adler, K Beernaert, L Benucci, A Cimmino, S Costantini, S Dildick, G Garcia, B Klein, J Lellouch, A Marinov, J Mccartin, AA Ocampo Rios, D Ryckbosch, M Sigamani, N Strobbe, F Thyssen, M Tytgat, S Walsh, E Yazgan, N Zaganidis, S Basegmez, C Beluffi, G Bruno, R Castello, A Caudron, L Ceard, C Delaere, T du Pree, D Favart, L Forthomme, A Giammanco, J Hollar, V Lemaitre, J Liao, O Militaru, C Nuttens, D Pagano, A Pin, K Piotrzkowski, A Popov, M Selvaggi, JM Vizan Garcia, N Beliy, T Caebergs, E Daubie, GH Hammad, GA Alves, M Correa Martins Junior, T Martins, ME Pol, MHG Souza, WL Aldá Júnior, W Carvalho, J Chinellato, A Custódio, EM Da Costa, D De Jesus Damiao, C De Oliveira Martins, S Fonseca De Souza, H Malbouisson, M Malek, D Matos Figueiredo, L Mundim, H Nogima, WL Prado Da Silva, A Santoro, L Soares Jorge, A Sznajder, EJ Tonelli Manganote, A Vilela Pereira, FA Dias, TR Fernandez Perez Tomei, C Lagana, F Marinho, SF Novaes, SS Padula, TS Anjos, CA Bernardes, EM Gregores, PG Mercadante, V Genchev, P Iaydjiev, S Piperov, M Rodozov, G Sultanov, M Vutova, A Dimitrov, R Hadjiiska, V Kozhuharov, L Litov, B Pavlov, P Petkov, JG Bian, GM Chen, HS Chen, CH Jiang, D Liang, S Liang, X Meng, J Tao, X Wang, Z Wang, H Xiao, M Xu, C Asawatangtrakuldee, Y Ban, Y Guo, Q Li, W Li, S Liu, Y Mao, SJ Qian, D Wang, L Zhang, W Zou, C Avila, CA Carrillo Montoya, JP Gomez, B Gomez Moreno, JC Sanabria, N Godinovic, D Lelas, R Plestina, D Polic, I Puljak, Z Antunovic, M Kovac, V Brigljevic, S Duric, K Kadija, J Luetic, D Mekterovic, S Morovic, L Tikvica, A Attikis, G Mavromanolakis, J Mousa, C Nicolaou, F Ptochos, PA Razis, M Finger, M Finger Jr, Y Assran, A Ellithi Kamel, MA Mahmoud, A Mahrous, A Radi, M Kadastik, M Müntel, M Murumaa, M Raidal, L Rebane, A Tiko, P Eerola, G Fedi, M Voutilainen, J Härkönen, V Karimäki, R Kinnunen, MJ Kortelainen, T Lampén, K Lassila-Perini, S Lehti, T Lindén, P Luukka, T Mäenpää, T Peltola, E Tuominen, J Tuominiemi, E Tuovinen, L Wendland, A Korpela, T Tuuva, M Besancon, S Choudhury, F Couderc, M Dejardin, D Denegri, B Fabbro, JL Faure, F Ferri, S Ganjour, A Givernaud, P Gras, G Hamel de Monchenault, P Jarry, E Locci, J Malcles, L Millischer, A Nayak, J Rander, A Rosowsky, M Titov, S Baffioni, F Beaudette, L Benhabib, L Bianchini, M Bluj, P Busson, C Charlot, N Daci, T Dahms, M Dalchenko, L Dobrzynski, A Florent, R Granier de Cassagnac, M Haguenauer, P Miné, C Mironov, IN Naranjo, M Nguyen, C Ochando, P Paganini, D Sabes, R Salerno, Y Sirois, C Veelken, A Zabi, J-L Agram, J Andrea, D Bloch, D Bodin, J-M Brom, EC Chabert, C Collard, E Conte, F Drouhin, J-C Fontaine, D Gelé, U Goerlach, C Goetzmann, P Juillot, A-C Le Bihan, P Van Hove, S Gadrat, S Beauceron, N Beaupere, G Boudoul, S Brochet, J Chasserat, R Chierici, D Contardo, P Depasse, H El Mamouni, J Fay, S Gascon, M Gouzevitch, B Ille, T Kurca, M Lethuillier, L Mirabito, S Perries, L Sgandurra, V Sordini, Y Tschudi, M Vander Donckt, P Verdier, S Viret, Z Tsamalaidze, C Autermann, S Beranek, B Calpas, M Edelhoff, L Feld, N Heracleous, O 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Newbold, K Nirunpong, A Poll, S Senkin, VJ Smith, T Williams, L Basso, KW Bell, C Brew, RM Brown, DJA Cockerill, JA Coughlan, K Harder, S Harper, J Jackson, E Olaiya, D Petyt, BC Radburn-Smith, CH Shepherd-Themistocleous, IR Tomalin, WJ Womersley, R Bainbridge, O Buchmuller, D Burton, D Colling, N Cripps, M Cutajar, P Dauncey, G Davies, M Della Negra, W Ferguson, J Fulcher, D Futyan, A Gilbert, A Guneratne Bryer, G Hall, Z Hatherell, J Hays, G Iles, M Jarvis, G Karapostoli, M Kenzie, R Lane, R Lucas, L Lyons, A-M Magnan, J Marrouche, B Mathias, R Nandi, J Nash, A Nikitenko, J Pela, M Pesaresi, K Petridis, M Pioppi, DM Raymond, S Rogerson, A Rose, C Seez, P Sharp, A Sparrow, A Tapper, M Vazquez Acosta, T Virdee, S Wakefield, N Wardle, T Whyntie, M Chadwick, JE Cole, PR Hobson, A Khan, P Kyberd, D Leggat, D Leslie, W Martin, ID Reid, P Symonds, L Teodorescu, M Turner, J Dittmann, K Hatakeyama, A Kasmi, H Liu, T Scarborough, O Charaf, SI Cooper, C Henderson, P Rumerio, A Avetisyan, T Bose, C Fantasia, A Heister, P Lawson, D Lazic, J Rohlf, D Sperka, J St John, L Sulak, J Alimena, G Christopher, D Cutts, Z Demiragli, A Ferapontov, A Garabedian, U Heintz, G Kukartsev, E Laird, G Landsberg, M Luk, M Narain, M Segala, T Sinthuprasith, T Speer, R Breedon, G Breto, M Calderon De La Barca Sanchez, S Chauhan, M Chertok, J Conway, R Conway, PT Cox, R Erbacher, M Gardner, R Houtz, W Ko, A Kopecky, R Lander, O Mall, T Miceli, R Nelson, D Pellett, F Ricci-Tam, B Rutherford, M Searle, J Smith, M Squires, M Tripathi, S Wilbur, R Yohay, D Cline, R Cousins, S Erhan, P Everaerts, C Farrell, M Felcini, J Hauser, M Ignatenko, C Jarvis, G Rakness, P Schlein, E Takasugi, P Traczyk, V Valuev, J Babb, R Clare, ME Dinardo, J Ellison, JW Gary, G Hanson, OR Long, A Luthra, H Nguyen, S Paramesvaran, J Sturdy, S Sumowidagdo, R Wilken, S Wimpenny, W Andrews, JG Branson, GB Cerati, S Cittolin, D Evans, A Holzner, R Kelley, M Lebourgeois, J Letts, I Macneill, B Mangano, S Padhi, C Palmer, G Petrucciani, M Pieri, M Sani, S Simon, E Sudano, M Tadel, Y Tu, A Vartak, S Wasserbaech, F Würthwein, A Yagil, J Yoo, D Barge, R Bellan, C Campagnari, M D'Alfonso, T Danielson, K Flowers, P Geffert, C George, F Golf, J Incandela, C Justus, P Kalavase, D Kovalskyi, V Krutelyov, S Lowette, R Magaña Villalba, N Mccoll, V Pavlunin, J Ribnik, J Richman, R Rossin, D Stuart, W To, C West, A Apresyan, A Bornheim, J Bunn, Y Chen, E Di Marco, J Duarte, D Kcira, Y Ma, A Mott, HB Newman, C Rogan, M Spiropulu, V Timciuc, J Veverka, R Wilkinson, S Xie, Y Yang, RY Zhu, V Azzolini, A Calamba, R Carroll, T Ferguson, Y Iiyama, DW Jang, YF Liu, M Paulini, J Russ, H Vogel, I Vorobiev, JP Cumalat, BR Drell, WT Ford, A Gaz, E Luiggi Lopez, U Nauenberg, JG Smith, K Stenson, KA Ulmer, SR Wagner, J Alexander, A Chatterjee, N Eggert, LK Gibbons, W Hopkins, A Khukhunaishvili, B Kreis, N Mirman, G Nicolas Kaufman, JR Patterson, A Ryd, E Salvati, W Sun, WD Teo, J Thom, J Thompson, J Tucker, Y Weng, L Winstrom, P Wittich, D Winn, S Abdullin, M Albrow, J Anderson, G Apollinari, LAT Bauerdick, A Beretvas, J Berryhill, PC Bhat, K Burkett, JN Butler, V Chetluru, HWK Cheung, F Chlebana, S Cihangir, VD Elvira, I Fisk, J Freeman, Y Gao, E Gottschalk, L Gray, D Green, O Gutsche, D Hare, RM Harris, J Hirschauer, B Hooberman, S Jindariani, M Johnson, U Joshi, B Klima, S Kunori, S Kwan, J Linacre, D Lincoln, R Lipton, J Lykken, K Maeshima, JM Marraffino, VI Martinez Outschoorn, S Maruyama, D Mason, P McBride, K Mishra, S Mrenna, Y Musienko, C Newman-Holmes, V O'Dell, O Prokofyev, N Ratnikova, E Sexton-Kennedy, S Sharma, WJ Spalding, L Spiegel, L Taylor, S Tkaczyk, NV Tran, L Uplegger, EW Vaandering, R Vidal, J Whitmore, W Wu, F Yang, JC Yun, D Acosta, P Avery, D Bourilkov, M Chen, T Cheng, S Das, M De Gruttola, GP Di Giovanni, D Dobur, A Drozdetskiy, RD Field, M Fisher, Y Fu, IK Furic, J Hugon, B Kim, J Konigsberg, A Korytov, A Kropivnitskaya, T Kypreos, JF Low, K Matchev, P Milenovic, G Mitselmakher, L Muniz, R Remington, A Rinkevicius, N Skhirtladze, M Snowball, J Yelton, M Zakaria, V Gaultney, S Hewamanage, LM Lebolo, S Linn, P Markowitz, G Martinez, JL Rodriguez, T Adams, A Askew, J Bochenek, J Chen, B Diamond, SV Gleyzer, J Haas, S Hagopian, V Hagopian, KF Johnson, H Prosper, V Veeraraghavan, M Weinberg, MM Baarmand, B Dorney, M Hohlmann, H Kalakhety, F Yumiceva, MR Adams, L Apanasevich, VE Bazterra, RR Betts, I Bucinskaite, J Callner, R Cavanaugh, O Evdokimov, L Gauthier, CE Gerber, DJ Hofman, S Khalatyan, P Kurt, F Lacroix, DH Moon, C O'Brien, C Silkworth, D Strom, P Turner, N Varelas, U Akgun, EA Albayrak, B Bilki, W Clarida, K Dilsiz, F Duru, S Griffiths, J-P Merlo, H Mermerkaya, A Mestvirishvili, A Moeller, J Nachtman, CR Newsom, H Ogul, Y Onel, F Ozok, S Sen, P Tan, E Tiras, J Wetzel, T Yetkin, K Yi, BA Barnett, B Blumenfeld, S Bolognesi, D Fehling, G Giurgiu, AV Gritsan, G Hu, P Maksimovic, M Swartz, A Whitbeck, P Baringer, A Bean, G Benelli, RP Kenny III, M Murray, D Noonan, S Sanders, R Stringer, JS Wood, AF Barfuss, I Chakaberia, A Ivanov, S Khalil, M Makouski, Y Maravin, S Shrestha, I Svintradze, J Gronberg, D Lange, F Rebassoo, D Wright, A Baden, B Calvert, SC Eno, JA Gomez, NJ Hadley, RG Kellogg, T Kolberg, Y Lu, M Marionneau, AC Mignerey, K Pedro, A Peterman, A Skuja, J Temple, MB Tonjes, SC Tonwar, A Apyan, G Bauer, W Busza, E Butz, IA Cali, M Chan, V Dutta, G Gomez Ceballos, M Goncharov, Y Kim, M Klute, YS Lai, A Levin, PD Luckey, T Ma, S Nahn, C Paus, D Ralph, C Roland, G Roland, GSF Stephans, F Stöckli, K Sumorok, K Sung, D Velicanu, R Wolf, B Wyslouch, M Yang, Y Yilmaz, AS Yoon, M Zanetti, V Zhukova, B Dahmes, A De Benedetti, G Franzoni, A Gude, J Haupt, SC Kao, K Klapoetke, Y Kubota, J Mans, N Pastika, R Rusack, M Sasseville, A Singovsky, N Tambe, J Turkewitz, LM Cremaldi, R Kroeger, L Perera, R Rahmat, DA Sanders, D Summers, E Avdeeva, K Bloom, S Bose, DR Claes, A Dominguez, M Eads, R Gonzalez Suarez, J Keller, I Kravchenko, J Lazo-Flores, S Malik, F Meier, GR Snow, J Dolen, A Godshalk, I Iashvili, S Jain, A Kharchilava, S Rappoccio, Z Wan, G Alverson, E Barberis, D Baumgartel, M Chasco, J Haley, D Nash, T Orimoto, D Trocino, D Wood, J Zhang, A Anastassov, KA Hahn, A Kubik, L Lusito, N Mucia, N Odell, B Pollack, A Pozdnyakov, M Schmitt, S Stoynev, M Velasco, S Won, D Berry, A Brinkerhoff, KM Chan, M Hildreth, C Jessop, DJ Karmgard, J Kolb, K Lannon, W Luo, S Lynch, N Marinelli, DM Morse, T Pearson, M Planer, R Ruchti, J Slaunwhite, N Valls, M Wayne, M Wolf, L Antonelli, B Bylsma, LS Durkin, C Hill, R Hughes, K Kotov, TY Ling, D Puigh, M Rodenburg, G Smith, C Vuosalo, G Williams, BL Winer, H Wolfe, E Berry, P Elmer, V Halyo, P Hebda, J Hegeman, A Hunt, P Jindal, SA Koay, D Lopes Pegna, P Lujan, D Marlow, T Medvedeva, M Mooney, J Olsen, P Piroué, X Quan, A Raval, H Saka, D Stickland, C Tully, JS Werner, SC Zenz, A Zuranski, E Brownson, A Lopez, H Mendez, JE Ramirez Vargas, E Alagoz, D Benedetti, G Bolla, D Bortoletto, M De Mattia, A Everett, Z Hu, M Jones, K Jung, O Koybasi, M Kress, N Leonardo, V Maroussov, P Merkel, DH Miller, N Neumeister, I Shipsey, D Silvers, A Svyatkovskiy, M Vidal Marono, F Wang, L Xu, HD Yoo, J Zablocki, Y Zheng, S Guragain, N Parashar, A Adair, B Akgun, KM Ecklund, FJM Geurts, BP Padley, R Redjimi, J Roberts, J Zabel, B Betchart, A Bodek, R Covarelli, P de Barbaro, R Demina, Y Eshaq, T Ferbel, A Garcia-Bellido, P Goldenzweig, J Han, A Harel, DC Miner, G Petrillo, D Vishnevskiy, M Zielinski, A Bhatti, R Ciesielski, L Demortier, K Goulianos, G Lungu, C Mesropian, S Arora, A Barker, JP Chou, C Contreras-Campana, E Contreras-Campana, D Duggan, D Ferencek, Y Gershtein, R Gray, E Halkiadakis, D Hidas, A Lath, S Panwalkar, M Park, R Patel, V Rekovic, J Robles, K Rose, S Salur, S Schnetzer, C Seitz, S Somalwar, R Stone, S Thomas, M Walker, G Cerizza, M Hollingsworth, S Spanier, ZC Yang, A York, O Bouhali, R Eusebi, W Flanagan, J Gilmore, T Kamon, V Khotilovich, R Montalvo, I Osipenkov, Y Pakhotin, A Perloff, J Roe, A Safonov, T Sakuma, I Suarez, A Tatarinov, D Toback, N Akchurin, J Damgov, C Dragoiu, PR Dudero, C Jeong, K Kovitanggoon, SW Lee, T Libeiro, I Volobouev, E Appelt, AG Delannoy, S Greene, A Gurrola, W Johns, C Maguire, A Melo, M Sharma, P Sheldon, B Snook, S Tuo, J Velkovska, MW Arenton, S Boutle, B Cox, B Francis, J Goodell, R Hirosky, A Ledovskoy, C Lin, C Neu, J Wood, S Gollapinni, R Harr, PE Karchin, C Kottachchi Kankanamge Don, P Lamichhane, A Sakharov, M Anderson, DA Belknap, L Borrello, D Carlsmith, M Cepeda, S Dasu, E Friis, KS Grogg, M Grothe, R Hall-Wilton, M Herndon, A Hervé, K Kaadze, P Klabbers, J Klukas, A Lanaro, C Lazaridis, R Loveless, A Mohapatra, MU Mozer, I Ojalvo, GA Pierro, I Ross, A Savin, WH Smith, J SwansonAbstract:
A measurement of WW production in pp collisions at {Mathematical expression} is presented. The data were collected with the CMS detector at the LHC, and correspond to an integrated luminosity of 4.92±0.11 fb. The WW candidates consist of two oppositely charged leptons, electrons or muons, accompanied by large missing transverse energy. The WW production cross section is measured to be 52.4±2.0 (stat.)±4.5 (syst.)±1.2 (lum.) pb. This measurement is consistent with the standard model prediction of 47.0±2.0 pb at next-to-leading order. Stringent limits on the WW γ and WWZ anomalous triple gauge-boson couplings are set. © 2013 CERN for the benefit of the CMS collaboration .Search for the production of ZW and ZZ boson pairs decaying into charged leptons and jets in proton-antiproton collisions at sqrt(s)=1.96 TeV
(2013)
Authors:
CDF Collaboration, T Aaltonen, S Amerio, D Amidei, A Anastassov, A Annovi, J Antos, G Apollinari, JA Appel, T Arisawa, A Artikov, J Asaadi, W Ashmanskas, B Auerbach, A Aurisano, F Azfar, W Badgett, T Bae, A Barbaro-Galtieri, VE Barnes, BA Barnett, P Barria, P Bartos, M Bauce, F Bedeschi, S Behari, G Bellettini, J Bellinger, D Benjamin, A Beretvas, A Bhatti, KR Bland, B Blumenfeld, A Bocci, A Bodek, D Bortoletto, J Boudreau, A Boveia, L Brigliadori, C Bromberg, E Brucken, J Budagov, HS Budd, K Burkett, G Busetto, P Bussey, P Butti, A Buzatu, A Calamba, S Camarda, M Campanelli, F Canelli, B Carls, D Carlsmith, R Carosi, S Carrillo, B Casal, M Casarsa, A Castro, P Catastini, D Cauz, V Cavaliere, M Cavalli-Sforza, A Cerri, L Cerrito, YC Chen, M Chertok, G Chiarelli, G Chlachidze, K Cho, D Chokheli, A Clark, C Clarke, ME Convery, J Conway, M Corbo, M Cordelli, CA Cox, DJ Cox, M Cremonesi, D Cruz, J Cuevas, R Culbertson, N d'Ascenzo, M Datta, P de Barbaro, L Demortier, L Marchese, M Deninno, F Devoto, M D'Errico, A Di Canto, B Di Ruzza, JR Dittmann, M D'Onofrio, S Donati, M Dorigo, A Driutti, K Ebina, R Edgar, A Elagin, R Erbacher, S Errede, B Esham, S Farrington, JP Fernández Ramos, R Field, G Flanagan, R Forrest, M Franklin, JC Freeman, H Frisch, Y Funakoshi, C Galloni, AF Garfinkel, P Garosi, H Gerberich, E Gerchtein, S Giagu, V Giakoumopoulou, K Gibson, CM Ginsburg, N Giokaris, P Giromini, G Giurgiu, V Glagolev, D Glenzinski, M Gold, D Goldin, A Golossanov, G Gomez, G Gomez-Ceballos, M Goncharov, O González López, I Gorelov, AT Goshaw, K Goulianos, E Gramellini, S Grinstein, C Grosso-Pilcher, RC Group, J Guimaraes da Costa, SR Hahn, JY Han, F Happacher, K Hara, M Hare, RF Harr, T Harrington-Taber, K Hatakeyama, C Hays, J Heinrich, M Herndon, A Hocker, Z Hong, W Hopkins, S Hou, RE Hughes, U Husemann, M Hussein, J Huston, G Introzzi, M Iori, A Ivanov, E James, D Jang, B Jayatilaka, EJ Jeon, S Jindariani, M Jones, KK Joo, SY Jun, TR Junk, M Kambeitz, T Kamon, PE Karchin, A Kasmi, Y Kato, W Ketchum, J Keung, B Kilminster, DH Kim, HS Kim, JE Kim, MJ Kim, SB Kim, SH Kim, YK Kim, YJ Kim, N Kimura, M Kirby, K Knoepfel, K Kondo, DJ Kong, J Konigsberg, AV Kotwal, M Kreps, J Kroll, M Kruse, T Kuhr, M Kurata, AT Laasanen, S Lammel, M Lancaster, K Lannon, G Latino, HS Lee, JS Lee, S Leo, S Leone, JD Lewis, A Limosani, E Lipeles, A Lister, H Liu, Q Liu, T Liu, S Lockwitz, A Loginov, A Lucà, D Lucchesi, J Lueck, P Lujan, P Lukens, G Lungu, J Lys, R Lysak, R Madrak, P Maestro, S Malik, G Manca, A Manousakis-Katsikakis, F Margaroli, P Marino, M Martínez, K Matera, ME Mattson, A Mazzacane, P Mazzanti, R McNulty, A Mehta, P Mehtala, C Mesropian, T Miao, D Mietlicki, A Mitra, H Miyake, S Moed, N Moggi, CS Moon, R Moore, MJ Morello, A Mukherjee, Th Muller, P Murat, M Mussini, J Nachtman, Y Nagai, J Naganoma, I Nakano, A Napier, J Nett, C Neu, T Nigmanov, L Nodulman, SY Noh, O Norniella, L Oakes, SH Oh, YD Oh, I Oksuzian, T Okusawa, R Orava, L Ortolan, C Pagliarone, E Palencia, P Palni, V Papadimitriou, W Parker, G Pauletta, M Paulini, C Paus, TJ Phillips, G Piacentino, E Pianori, J Pilot, K Pitts, C Plager, L Pondrom, S Poprocki, K Potamianos, F Prokoshin, A Pranko, F Ptohos, G Punzi, N Ranjan, I Redondo Fernández, P Renton, M Rescigno, F Rimondi, L Ristori, A Robson, T Rodriguez, S Rolli, M Ronzani, R Roser, JL Rosner, F Ruffini, A Ruiz, J Russ, V Rusu, WK Sakumoto, Y Sakurai, L Santi, K Sato, V Saveliev, A Savoy-Navarro, P Schlabach, EE Schmidt, T Schwarz, L Scodellaro, F Scuri, S Seidel, Y Seiya, A Semenov, F Sforza, SZ Shalhout, T Shears, PF Shepard, M Shimojima, M Shochet, I Shreyber-Tecker, A Simonenko, K Sliwa, JR Smith, FD Snider, V Sorin, H Song, M Stancari, R St Denis, D Stentz, J Strologas, Y Sudo, A Sukhanov, I Suslov, K Takemasa, Y Takeuchi, J Tang, M Tecchio, PK Teng, J Thom, E Thomson, V Thukral, D Toback, S Tokar, K Tollefson, T Tomura, D Tonelli, S Torre, D Torretta, P Totaro, M Trovato, F Ukegawa, S Uozumi, F Vázquez, G Velev, C Vellidis, C Vernieri, M Vidal, R Vilar, J Vizán, M Vogel, G Volpi, P Wagner, R Wallny, SM Wang, D Waters, WC Wester, D Whiteson, AB Wicklund, S Wilbur, HH Williams, JS Wilson, P Wilson, BL Winer, P Wittich, S Wolbers, H Wolfe, T Wright, X Wu, Z Wu, K Yamamoto, D Yamato, T Yang, UK Yang, YC Yang, W-M Yao, GP Yeh, K Yi, J Yoh, K Yorita, T Yoshida, GB Yu, I Yu, AM Zanetti, Y Zeng, C Zhou, S ZucchelliSearch for the production of ZW and ZZ boson pairs decaying into charged leptons and jets in proton-antiproton collisions at sqrt(s)=1.96 TeV
ArXiv 1310.0086 (2013)
Authors:
CDF Collaboration, T Aaltonen, S Amerio, D Amidei, A Anastassov, A Annovi, J Antos, G Apollinari, JA Appel, T Arisawa, A Artikov, J Asaadi, W Ashmanskas, B Auerbach, A Aurisano, F Azfar, W Badgett, T Bae, A Barbaro-Galtieri, VE Barnes, BA Barnett, P Barria, P Bartos, M Bauce, F Bedeschi, S Behari, G Bellettini, J Bellinger, D Benjamin, A Beretvas, A Bhatti, KR Bland, B Blumenfeld, A Bocci, A Bodek, D Bortoletto, J Boudreau, A Boveia, L Brigliadori, C Bromberg, E Brucken, J Budagov, HS Budd, K Burkett, G Busetto, P Bussey, P Butti, A Buzatu, A Calamba, S Camarda, M Campanelli, F Canelli, B Carls, D Carlsmith, R Carosi, S Carrillo, B Casal, M Casarsa, A Castro, P Catastini, D Cauz, V Cavaliere, M Cavalli-Sforza, A Cerri, L Cerrito, YC Chen, M Chertok, G Chiarelli, G Chlachidze, K Cho, D Chokheli, A Clark, C Clarke, ME Convery, J Conway, M Corbo, M Cordelli, CA Cox, DJ Cox, M Cremonesi, D Cruz, J Cuevas, R Culbertson, N d'Ascenzo, M Datta, P de Barbaro, L Demortier, L Marchese, M Deninno, F Devoto, M D'Errico, A Di Canto, B Di Ruzza, JR Dittmann, M D'Onofrio, S Donati, M Dorigo, A Driutti, K Ebina, R Edgar, A Elagin, R Erbacher, S Errede, B Esham, S Farrington, JP Fernández Ramos, R Field, G Flanagan, R Forrest, M Franklin, JC Freeman, H Frisch, Y Funakoshi, C Galloni, AF Garfinkel, P Garosi, H Gerberich, E Gerchtein, S Giagu, V Giakoumopoulou, K Gibson, CM Ginsburg, N Giokaris, P Giromini, G Giurgiu, V Glagolev, D Glenzinski, M Gold, D Goldin, A Golossanov, G Gomez, G Gomez-Ceballos, M Goncharov, O González López, I Gorelov, AT Goshaw, K Goulianos, E Gramellini, S Grinstein, C Grosso-Pilcher, RC Group, J Guimaraes da Costa, SR Hahn, JY Han, F Happacher, K Hara, M Hare, RF Harr, T Harrington-Taber, K Hatakeyama, C Hays, J Heinrich, M Herndon, A Hocker, Z Hong, W Hopkins, S Hou, RE Hughes, U Husemann, M Hussein, J Huston, G Introzzi, M Iori, A Ivanov, E James, D Jang, B Jayatilaka, EJ Jeon, S Jindariani, M Jones, KK Joo, SY Jun, TR Junk, M Kambeitz, T Kamon, PE Karchin, A Kasmi, Y Kato, W Ketchum, J Keung, B Kilminster, DH Kim, HS Kim, JE Kim, MJ Kim, SB Kim, SH Kim, YK Kim, YJ Kim, N Kimura, M Kirby, K Knoepfel, K Kondo, DJ Kong, J Konigsberg, AV Kotwal, M Kreps, J Kroll, M Kruse, T Kuhr, M Kurata, AT Laasanen, S Lammel, M Lancaster, K Lannon, G Latino, HS Lee, JS Lee, S Leo, S Leone, JD Lewis, A Limosani, E Lipeles, A Lister, H Liu, Q Liu, T Liu, S Lockwitz, A Loginov, A Lucà, D Lucchesi, J Lueck, P Lujan, P Lukens, G Lungu, J Lys, R Lysak, R Madrak, P Maestro, S Malik, G Manca, A Manousakis-Katsikakis, F Margaroli, P Marino, M Martínez, K Matera, ME Mattson, A Mazzacane, P Mazzanti, R McNulty, A Mehta, P Mehtala, C Mesropian, T Miao, D Mietlicki, A Mitra, H Miyake, S Moed, N Moggi, CS Moon, R Moore, MJ Morello, A Mukherjee, Th Muller, P Murat, M Mussini, J Nachtman, Y Nagai, J Naganoma, I Nakano, A Napier, J Nett, C Neu, T Nigmanov, L Nodulman, SY Noh, O Norniella, L Oakes, SH Oh, YD Oh, I Oksuzian, T Okusawa, R Orava, L Ortolan, C Pagliarone, E Palencia, P Palni, V Papadimitriou, W Parker, G Pauletta, M Paulini, C Paus, TJ Phillips, G Piacentino, E Pianori, J Pilot, K Pitts, C Plager, L Pondrom, S Poprocki, K Potamianos, F Prokoshin, A Pranko, F Ptohos, G Punzi, N Ranjan, I Redondo Fernández, P Renton, M Rescigno, F Rimondi, L Ristori, A Robson, T Rodriguez, S Rolli, M Ronzani, R Roser, JL Rosner, F Ruffini, A Ruiz, J Russ, V Rusu, WK Sakumoto, Y Sakurai, L Santi, K Sato, V Saveliev, A Savoy-Navarro, P Schlabach, EE Schmidt, T Schwarz, L Scodellaro, F Scuri, S Seidel, Y Seiya, A Semenov, F Sforza, SZ Shalhout, T Shears, PF Shepard, M Shimojima, M Shochet, I Shreyber-Tecker, A Simonenko, K Sliwa, JR Smith, FD Snider, V Sorin, H Song, M Stancari, R St Denis, D Stentz, J Strologas, Y Sudo, A Sukhanov, I Suslov, K Takemasa, Y Takeuchi, J Tang, M Tecchio, PK Teng, J Thom, E Thomson, V Thukral, D Toback, S Tokar, K Tollefson, T Tomura, D Tonelli, S Torre, D Torretta, P Totaro, M Trovato, F Ukegawa, S Uozumi, F Vázquez, G Velev, C Vellidis, C Vernieri, M Vidal, R Vilar, J Vizán, M Vogel, G Volpi, P Wagner, R Wallny, SM Wang, D Waters, WC Wester III, D Whiteson, AB Wicklund, S Wilbur, HH Williams, JS Wilson, P Wilson, BL Winer, P Wittich, S Wolbers, H Wolfe, T Wright, X Wu, Z Wu, K Yamamoto, D Yamato, T Yang, UK Yang, YC Yang, W-M Yao, GP Yeh, K Yi, J Yoh, K Yorita, T Yoshida, GB Yu, I Yu, AM Zanetti, Y Zeng, C Zhou, S ZucchelliAbstract:
We present a measurement of the production cross section for ZW and ZZ boson pairs in final states with a pair of charged leptons, from the decay of a Z boson, and at least two jets, from the decay of a W or Z boson, using the full sample of proton-antiproton collisions recorded with the CDF II detector at the Tevatron, corresponding to 8.9 fb^(-1) of integrated luminosity. We increase the sensitivity to vector boson decays into pairs of quarks using a neural network discriminant that exploits the differences between the spatial spread of energy depositions and charged-particle momenta contained within the jet of particles originating from quarks and gluons. Additionally, we employ new jet energy corrections to Monte Carlo simulations that account for differences in the observed energy scales for quark and gluon jets. The number of signal events is extracted through a simultaneous fit to the dijet mass spectrum in three classes of events: events likely to contain jets with a heavy-quark decay, events likely to contain jets originating from light quarks, and events that fail these identification criteria. We determine the production cross section to be 2.5 +2.0 -1.0 pb (< 6.1 pb at the 95% confidence level), consistent with the standard model prediction of 5.1 pb.Search for new physics in trilepton events and limits on the associated chargino-neutralino production at CDF
(2013)