Results are presented from a search for the pair-production of heavy quarks, QQ, that decay exclusively into a top quark and a W or Z boson. The search is performed using a sample of proton-proton collisions at p s = 7TeV corresponding to an integrated luminosity of 5.0 fb1, collected by the Compact Muon Solenoid experiment. The signal region is dened using a sample of events containing one electron or muon, missing transverse momentum, and at least four jets with large transverse momenta, where one jet is likely to originate from the decay of a bottom quark. No signicant excess of events is observed with respect to the standard model expectations. Assuming a strong pair-production mechanism, quark masses below 675 (625) GeV decaying into tW (tZ) are excluded at the 95% confidence level.
Search for heavy quarks decaying into a top quark and a W or Z boson using lepton + jets events in pp collisions at $ \sqrt{s}=7 $ TeV / S. Chatrchyan;V. Khachatryan;A. M. Sirunyan;A. Tumasyan;W. Adam;E. Aguilo;T. Bergauer;M. Dragicevic;J. Erö;C. Fabjan;M. Friedl;R. Frühwirth;V. M. Ghete;J. Hammer;N. Hörmann;J. Hrubec;M. Jeitler;W. Kiesenhofer;V. Knünz;M. Krammer;I. Krätschmer;D. Liko;I. Mikulec;M. Pernicka;B. Rahbaran;C. Rohringer;H. Rohringer;R. Schöfbeck;J. Strauss;A. Taurok;W. Waltenberger;G. Walzel;E. Widl;C.-E. Wulz;V. Mossolov;N. Shumeiko;J. Suarez Gonzalez;M. Bansal;S. Bansal;T. Cornelis;E. A. Wolf;X. Janssen;S. Luyckx;L. Mucibello;S. Ochesanu;B. Roland;R. Rougny;M. Selvaggi;Z. Staykova;H. Haevermaet;P. Mechelen;N. Remortel;A. Spilbeeck;F. Blekman;S. Blyweert;J. D’Hondt;R. Gonzalez Suarez;A. Kalogeropoulos;M. Maes;A. Olbrechts;W. Doninck;P. Mulders;G. P. Onsem;I. Villella;B. Clerbaux;G. Lentdecker;V. Dero;A. P. R. Gay;T. Hreus;A. Léonard;P. E. Marage;A. Mohammadi;T. Reis;L. Thomas;G. Vander Marcken;C. Vander Velde;P. Vanlaer;J. Wang;V. Adler;K. Beernaert;A. Cimmino;S. Costantini;G. Garcia;M. Grunewald;B. Klein;J. Lellouch;A. Marinov;J. Mccartin;A. A. Ocampo Rios;D. Ryckbosch;N. Strobbe;F. Thyssen;M. Tytgat;P. Verwilligen;S. Walsh;E. Yazgan;N. Zaganidis;S. Basegmez;G. Bruno;R. Castello;L. Ceard;C. Delaere;T. Pree;D. Favart;L. Forthomme;A. Giammanco;J. Hollar;V. Lemaitre;J. Liao;O. Militaru;C. Nuttens;D. Pagano;A. Pin;K. Piotrzkowski;N. Schul;J. M. Vizan Garcia;N. Beliy;T. Caebergs;E. Daubie;G. H. Hammad;G. A. Alves;M. Correa Martins Junior;T. Martins;M. E. Pol;M. H. G. Souza;W. L. Aldá Júnior;W. Carvalho;A. Custódio;E. M. Costa;D. De Jesus Damiao;C. De Oliveira Martins;S. Fonseca De Souza;D. Matos Figueiredo;L. Mundim;H. Nogima;V. Oguri;W. L. Prado Da Silva;A. Santoro;L. Soares Jorge;A. Sznajder;T. S. Anjos;C. A. Bernardes;F. A. Dias;T. R. Fernandez Perez Tomei;E. M. Gregores;C. Lagana;F. Marinho;P. G. Mercadante;S. F. Novaes;Sandra S. Padula;V. Genchev;P. Iaydjiev;S. Piperov;M. Rodozov;S. Stoykova;G. Sultanov;V. Tcholakov;R. Trayanov;M. Vutova;A. Dimitrov;R. Hadjiiska;V. Kozhuharov;L. Litov;B. Pavlov;P. Petkov;J. G. Bian;G. M. Chen;H. S. Chen;C. H. Jiang;D. Liang;S. Liang;X. Meng;J. Tao;J. Wang;X. Wang;Z. Wang;H. Xiao;M. Xu;J. Zang;Z. Zhang;C. Asawatangtrakuldee;Y. Ban;Y. Guo;W. Li;S. Liu;Y. Mao;S. J. Qian;H. Teng;D. Wang;L. Zhang;W. Zou;C. Avila;J. P. Gomez;B. Gomez Moreno;A. F. Osorio Oliveros;J. C. Sanabria;N. Godinovic;D. Lelas;R. Plestina;D. Polic;I. Puljak;Z. Antunovic;M. Kovac;V. Brigljevic;S. Duric;K. Kadija;J. Luetic;S. Morovic;A. Attikis;M. Galanti;G. Mavromanolakis;J. Mousa;C. Nicolaou;F. Ptochos;P. A. Razis;M. Finger;M. Finger;Y. Assran;S. Elgammal;A. Ellithi Kamel;M.A. Mahmoud;A. Radi;M. Kadastik;M. Müntel;M. Raidal;L. Rebane;A. Tiko;P. Eerola;G. Fedi;M. Voutilainen;J. Härkönen;A. Heikkinen;V. Karimäki;R. Kinnunen;M. J. Kortelainen;T. Lampén;K. Lassila-Perini;S. Lehti;T. Lindén;P. Luukka;T. Mäenpää;T. Peltola;E. Tuominen;J. Tuominiemi;E. Tuovinen;D. Ungaro;L. Wendland;K. Banzuzi;A. Karjalainen;A. Korpela;T. Tuuva;M. Besancon;S. Choudhury;M. Dejardin;D. Denegri;B. Fabbro;J. L. 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;I. Shreyber;M. Titov;S. Baffioni;F. Beaudette;L. Benhabib;L. Bianchini;M. Bluj;C. Broutin;P. Busson;C. Charlot;N. Daci;T. Dahms;M. Dalchenko;L. Dobrzynski;R. Granier de Cassagnac;M. Haguenauer;P. Miné;C. Mironov;I. N. 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;M. Cardaci;E. C. Chabert;C. Collard;E. Conte;F. Drouhin;C. Ferro;J.-C. Fontaine;D. Gelé;U. Goerlach;P. Juillot;A.-C. Le Bihan;P. Hove;F. Fassi;D. Mercier;S. Beauceron;N. Beaupere;O. Bondu;G. Boudoul;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;P. Verdier;S. Viret;Z. Tsamalaidze;G. Anagnostou;C. Autermann;S. Beranek;M. Edelhoff;L. Feld;N. Heracleous;O. Hindrichs;R. Jussen;K. Klein;J. Merz;A. Ostapchuk;A. Perieanu;F. Raupach;J. Sammet;S. Schael;D. Sprenger;H. Weber;B. Wittmer;V. Zhukov;M. Ata;J. Caudron;E. Dietz-Laursonn;D. Duchardt;M. Erdmann;R. Fischer;A. Güth;T. Hebbeker;C. Heidemann;K. Hoepfner;D. Klingebiel;P. Kreuzer;M. Merschmeyer;A. Meyer;M. Olschewski;P. Papacz;H. Pieta;H. Reithler;S. A. Schmitz;L. Sonnenschein;J. Steggemann;D. Teyssier;M. Weber;M. Bontenackels;V. Cherepanov;Y. Erdogan;G. Flügge;H. Geenen;M. Geisler;W. Haj Ahmad;F. Hoehle;B. Kargoll;T. Kress;Y. Kuessel;J. Lingemann;A. Nowack;L. Perchalla;O. Pooth;P. Sauerland;A. Stahl;M. Aldaya Martin;J. Behr;W. Behrenhoff;U. Behrens;M. Bergholz;A. Bethani;K. Borras;A. Burgmeier;A. Cakir;L. Calligaris;A. Campbell;E. Castro;F. Costanza;D. Dammann;C. Diez Pardos;G. Eckerlin;D. Eckstein;G. Flucke;A. Geiser;I. Glushkov;P. Gunnellini;S. Habib;J. Hauk;G. Hellwig;H. Jung;M. Kasemann;P. Katsas;C. Kleinwort;H. Kluge;A. Knutsson;M. Krämer;D. Krücker;E. Kuznetsova;W. Lange;W. Lohmann;B. Lutz;R. Mankel;I. Marfin;M. Marienfeld;I.-A. Melzer-Pellmann;A. B. Meyer;J. Mnich;A. Mussgiller;S. Naumann-Emme;O. Novgorodova;J. Olzem;H. Perrey;A. Petrukhin;D. Pitzl;A. Raspereza;P. M. Ribeiro Cipriano;C. Riedl;E. Ron;M. Rosin;J. Salfeld-Nebgen;R. Schmidt;T. Schoerner-Sadenius;N. Sen;A. Spiridonov;M. Stein;R. Walsh;C. Wissing;V. Blobel;J. Draeger;H. Enderle;J. Erfle;U. Gebbert;M. Görner;T. Hermanns;R. S. Höing;K. Kaschube;G. Kaussen;H. Kirschenmann;R. Klanner;J. Lange;B. Mura;F. Nowak;T. Peiffer;N. Pietsch;D. Rathjens;C. Sander;H. Schettler;P. Schleper;E. Schlieckau;A. Schmidt;M. Schröder;T. Schum;M. Seidel;J. Sibille;V. Sola;H. Stadie;G. Steinbrück;J. Thomsen;L. Vanelderen;C. Barth;J. Berger;C. Böser;T. Chwalek;W. Boer;A. Descroix;A. Dierlamm;M. Feindt;M. Guthoff;C. Hackstein;F. Hartmann;T. Hauth;M. Heinrich;H. Held;K. H. Hoffmann;U. Husemann;I. Katkov;J. R. Komaragiri;P. Lobelle Pardo;D. Martschei;S. Mueller;Th. Müller;M. Niegel;A. Nürnberg;O. Oberst;A. Oehler;J. Ott;G. Quast;K. Rabbertz;F. Ratnikov;N. Ratnikova;S. Röcker;F.-P. Schilling;G. Schott;H. J. Simonis;F. M. Stober;D. Troendle;R. Ulrich;J. Wagner-Kuhr;S. Wayand;T. Weiler;M. Zeise;G. Daskalakis;T. Geralis;S. Kesisoglou;A. Kyriakis;D. Loukas;I. Manolakos;A. Markou;C. Markou;C. Mavrommatis;E. Ntomari;L. Gouskos;T. J. Mertzimekis;A. Panagiotou;N. Saoulidou;I. Evangelou;C. Foudas;P. Kokkas;N. Manthos;I. Papadopoulos;V. Patras;G. Bencze;C. Hajdu;P. Hidas;D. Horvath;F. Sikler;V. Veszpremi;G. Vesztergombi;N. Beni;S. Czellar;J. Molnar;J. Palinkas;Z. Szillasi;J. Karancsi;P. Raics;Z. L. Trocsanyi;B. Ujvari;S. B. Beri;V. Bhatnagar;N. Dhingra;R. Gupta;M. Kaur;M. Z. Mehta;N. Nishu;L. K. Saini;A. Sharma;J. B. Singh;Ashok Kumar;Arun Kumar;S. Ahuja;A. Bhardwaj;B. C. Choudhary;S. Malhotra;M. Naimuddin;K. Ranjan;V. Sharma;R. K. Shivpuri;S. Banerjee;S. Bhattacharya;S. Dutta;B. Gomber;Sa. Jain;Sh. Jain;R. Khurana;S. Sarkar;M. Sharan;A. Abdulsalam;R. K. Choudhury;D. Dutta;S. Kailas;V. Kumar;P. Mehta;A. K. Mohanty;L. M. Pant;P. Shukla;T. Aziz;S. Ganguly;M. Guchait;M. Maity;G. Majumder;K. Mazumdar;G. B. Mohanty;B. Parida;K. Sudhakar;N. Wickramage;S. Banerjee;S. Dugad;H. Arfaei;H. Bakhshiansohi;S. M. Etesami;A. Fahim;M. Hashemi;H. Hesari;A. Jafari;M. Khakzad;M. Mohammadi Najafabadi;S. Paktinat Mehdiabadi;B. Safarzadeh;M. Zeinali;M. Abbrescia;L. Barbone;C. Calabria;S. S. Chhibra;A. Colaleo;D. Creanza;N. Filippis;M. Palma;L. Fiore;G. Iaselli;G. Maggi;M. Maggi;B. Marangelli;S. My;S. Nuzzo;N. Pacifico;A. Pompili;G. Pugliese;G. Selvaggi;L. Silvestris;G. Singh;R. Venditti;G. Zito;G. Abbiendi;A. C. Benvenuti;D. Bonacorsi;S. Braibant-Giacomelli;L. Brigliadori;P. Capiluppi;A. Castro;F. R. Cavallo;M. Cuffiani;G. M. Dallavalle;F. Fabbri;A. Fanfani;D. Fasanella;P. Giacomelli;C. Grandi;L. Guiducci;S. Marcellini;G. Masetti;M. Meneghelli;A. Montanari;F. L. Navarria;F. Odorici;A. Perrotta;F. Primavera;A. M. Rossi;T. Rovelli;G. P. Siroli;R. Travaglini;S. Albergo;G. Cappello;M. Chiorboli;S. Costa;R. Potenza;A. Tricomi;C. Tuve;G. Barbagli;V. Ciulli;C. Civinini;R. D’Alessandro;E. Focardi;S. Frosali;E. Gallo;S. Gonzi;M. Meschini;S. Paoletti;G. Sguazzoni;A. Tropiano;L. Benussi;S. Bianco;S. Colafranceschi;F. Fabbri;D. Piccolo;P. Fabbricatore;R. Musenich;S. Tosi;A. Benaglia;F. Guio;L. Matteo;S. Fiorendi;S. Gennai;A. Ghezzi;S. Malvezzi;R. A. Manzoni;A. Martelli;A. Massironi;D. Menasce;L. Moroni;M. Paganoni;D. Pedrini;S. Ragazzi;N. Redaelli;S. Sala;T. Tabarelli de Fatis;S. Buontempo;C. A. Carrillo Montoya;N. Cavallo;A. Cosa;O. Dogangun;F. Fabozzi;A. O. M. Iorio;L. Lista;S. Meola;M. Merola;P. Paolucci;P. Azzi;N. Bacchetta;P. Bellan;D. Bisello;A. Branca;R. Carlin;P. Checchia;T. Dorigo;U. Dosselli;F. Gasparini;U. Gasparini;A. Gozzelino;K. Kanishchev;S. Lacaprara;I. Lazzizzera;M. Margoni;A. T. Meneguzzo;M. Nespolo;J. Pazzini;P. Ronchese;F. Simonetto;E. Torassa;S. Vanini;P. Zotto;G. Zumerle;M. Gabusi;S. P. Ratti;C. Riccardi;P. Torre;P. Vitulo;M. Biasini;G. M. Bilei;L. Fanò;P. Lariccia;G. Mantovani;M. Menichelli;A. Nappi;F. Romeo;A. Saha;A. Santocchia;A. Spiezia;S. Taroni;P. Azzurri;G. Bagliesi;J. Bernardini;T. Boccali;G. Broccolo;R. Castaldi;R. T. D’Agnolo;R. Dell’Orso;F. Fiori;L. Foà;A. Giassi;A. Kraan;F. Ligabue;T. Lomtadze;L. Martini;A. Messineo;F. Palla;A. Rizzi;A.T. Serban;P. Spagnolo;P. Squillacioti;R. Tenchini;G. Tonelli;A. Venturi;P. G. Verdini;L. Barone;F. Cavallari;D. Re;M. Diemoz;C. Fanelli;M. Grassi;E. Longo;P. Meridiani;F. Micheli;S. Nourbakhsh;G. Organtini;R. Paramatti;S. Rahatlou;M. Sigamani;L. Soffi;N. Amapane;R. Arcidiacono;S. Argiro;M. Arneodo;C. Biino;N. Cartiglia;M. Costa;N. Demaria;C. Mariotti;S. Maselli;E. Migliore;V. Monaco;M. Musich;M. M. Obertino;N. Pastrone;M. Pelliccioni;A. Potenza;A. Romero;M. Ruspa;R. Sacchi;A. Solano;A. Staiano;A. Vilela Pereira;S. Belforte;V. Candelise;M. Casarsa;F. Cossutti;G. Della Ricca;B. Gobbo;M. Marone;D. Montanino;A. Penzo;A. Schizzi;S. G. Heo;T. Y. Kim;S. K. Nam;S. Chang;D. H. Kim;G. N. Kim;D. J. Kong;H. Park;S. R. Ro;D. C. Son;T. Son;J. Y. Kim;Zero J. Kim;S. Song;S. Choi;D. Gyun;B. Hong;M. Jo;H. Kim;T. J. Kim;K. S. Lee;D. H. Moon;S. K. Park;M. Choi;J. H. Kim;C. Park;I. C. Park;S. Park;G. Ryu;Y. Cho;Y. Choi;Y. K. Choi;J. Goh;M. S. Kim;E. Kwon;B. Lee;J. Lee;S. Lee;H. Seo;I. Yu;M. J. Bilinskas;I. Grigelionis;M. Janulis;A. Juodagalvis;H. Castilla-Valdez;E. Cruz-Burelo;I. Heredia-de La Cruz;R. Lopez-Fernandez;R. Magaña Villalba;J. Martínez-Ortega;A. Sánchez-Hernández;L. M. Villasenor-Cendejas;S. Carrillo Moreno;F. Vazquez Valencia;H. A. Salazar Ibarguen;E. Casimiro Linares;A. Morelos Pineda;M. A. Reyes-Santos;D. Krofcheck;A. J. Bell;P. H. Butler;R. Doesburg;S. Reucroft;H. Silverwood;M. Ahmad;M. H. Ansari;M. I. Asghar;J. Butt;H. R. Hoorani;S. Khalid;W. A. Khan;T. Khurshid;S. Qazi;M. A. Shah;M. Shoaib;H. Bialkowska;B. Boimska;T. Frueboes;R. Gokieli;M. Górski;M. Kazana;K. Nawrocki;K. Romanowska-Rybinska;M. Szleper;G. Wrochna;P. Zalewski;G. Brona;K. Bunkowski;M. Cwiok;W. Dominik;K. Doroba;A. Kalinowski;M. Konecki;J. Krolikowski;N. Almeida;P. Bargassa;A. David;P. Faccioli;P. G. Ferreira Parracho;M. Gallinaro;J. Seixas;J. Varela;P. Vischia;I. Belotelov;P. Bunin;M. Gavrilenko;I. Golutvin;I. Gorbunov;A. Kamenev;V. Karjavin;G. Kozlov;A. Lanev;A. Malakhov;P. Moisenz;V. Palichik;V. Perelygin;S. Shmatov;V. Smirnov;A. Volodko;A. Zarubin;S. Evstyukhin;V. Golovtsov;Y. Ivanov;V. Kim;P. Levchenko;V. Murzin;V. Oreshkin;I. Smirnov;V. Sulimov;L. Uvarov;S. Vavilov;A. Vorobyev;An. Vorobyev;Yu. Andreev;A. Dermenev;S. Gninenko;N. Golubev;M. Kirsanov;N. Krasnikov;V. Matveev;A. Pashenkov;D. Tlisov;A. Toropin;V. Epshteyn;M. Erofeeva;V. Gavrilov;M. Kossov;N. Lychkovskaya;V. Popov;G. Safronov;S. Semenov;V. Stolin;E. Vlasov;A. Zhokin;A. Belyaev;E. Boos;M. Dubinin;L. Dudko;A. Ershov;A. Gribushin;V. Klyukhin;O. Kodolova;I. Lokhtin;A. Markina;S. Obraztsov;M. Perfilov;S. Petrushanko;A. Popov;L. Sarycheva;V. Savrin;A. Snigirev;V. Andreev;M. Azarkin;I. Dremin;M. Kirakosyan;A. Leonidov;G. Mesyats;S. V. Rusakov;A. Vinogradov;I. Azhgirey;I. Bayshev;S. Bitioukov;V. Grishin;V. Kachanov;D. Konstantinov;V. Krychkine;V. Petrov;R. Ryutin;A. Sobol;L. Tourtchanovitch;S. Troshin;N. Tyurin;A. Uzunian;A. Volkov;P. Adzic;M. Djordjevic;M. Ekmedzic;D. Krpic;J. Milosevic;M. Aguilar-Benitez;J. Alcaraz Maestre;P. Arce;C. Battilana;E. Calvo;M. Cerrada;M. Chamizo Llatas;N. Colino;B. Cruz;A. Delgado Peris;D. Domínguez Vázquez;C. Fernandez Bedoya;J. P. Fernández Ramos;A. Ferrando;J. Flix;M. C. Fouz;P. Garcia-Abia;O. Gonzalez Lopez;S. Goy Lopez;J. M. Hernandez;M. I. Josa;G. Merino;J. Puerta Pelayo;A. Quintario Olmeda;I. Redondo;L. Romero;J. Santaolalla;M. S. Soares;C. Willmott;C. Albajar;G. Codispoti;J. F. Trocóniz;H. Brun;J. Cuevas;J. Fernandez Menendez;S. Folgueras;I. Gonzalez Caballero;L. Lloret Iglesias;J. Piedra Gomez;J. A. Brochero Cifuentes;I. J. Cabrillo;A. Calderon;S. H. Chuang;J. Duarte Campderros;M. Felcini;M. Fernandez;G. Gomez;J. Gonzalez Sanchez;A. Graziano;C. Jorda;A. Lopez Virto;J. Marco;R. Marco;C. Martinez Rivero;F. Matorras;F. J. Munoz Sanchez;T. Rodrigo;A. Y. Rodríguez-Marrero;A. Ruiz-Jimeno;L. Scodellaro;I. Vila;R. Vilar Cortabitarte;D. Abbaneo;E. Auffray;G. Auzinger;M. Bachtis;P. Baillon;A. H. Ball;D. Barney;J. F. Benitez;C. Bernet;G. Bianchi;P. Bloch;A. Bocci;A. Bonato;C. Botta;H. Breuker;T. Camporesi;G. Cerminara;T. Christiansen;J. A. Coarasa Perez;D. D’Enterria;A. Dabrowski;A. Roeck;S. Guida;M. Dobson;N. Dupont-Sagorin;A. Elliott-Peisert;B. Frisch;W. Funk;G. Georgiou;M. Giffels;D. Gigi;K. Gill;D. Giordano;M. Girone;M. Giunta;F. Glege;R. Gomez-Reino Garrido;P. Govoni;S. Gowdy;R. Guida;M. Hansen;P. Harris;C. Hartl;J. Harvey;B. Hegner;A. Hinzmann;V. Innocente;P. Janot;K. Kaadze;E. Karavakis;K. Kousouris;P. Lecoq;Y.-J. Lee;P. Lenzi;C. Lourenço;N. Magini;T. Mäki;M. Malberti;L. Malgeri;M. Mannelli;L. Masetti;F. Meijers;S. Mersi;E. Meschi;R. Moser;M. U. Mozer;M. Mulders;P. Musella;E. Nesvold;T. Orimoto;L. Orsini;E. Palencia Cortezon;E. Perez;L. Perrozzi;A. Petrilli;A. Pfeiffer;M. Pierini;M. Pimiä;D. Piparo;G. Polese;L. Quertenmont;A. Racz;W. Reece;J. Rodrigues Antunes;G. Rolandi;C. Rovelli;M. Rovere;H. Sakulin;F. Santanastasio;C. Schäfer;C. Schwick;I. Segoni;S. Sekmen;A. Sharma;P. Siegrist;P. Silva;M. Simon;P. Sphicas;D. Spiga;A. Tsirou;G. I. Veres;J. R. Vlimant;H. K. Wöhri;S. D. Worm;W. D. Zeuner;W. Bertl;K. Deiters;W. Erdmann;K. Gabathuler;R. Horisberger;Q. Ingram;H. C. Kaestli;S. König;D. Kotlinski;U. Langenegger;F. Meier;D. Renker;T. Rohe;L. Bäni;P. Bortignon;M. A. Buchmann;B. Casal;N. Chanon;A. Deisher;G. Dissertori;M. Dittmar;M. Donegà;M. Dünser;J. Eugster;K. Freudenreich;C. Grab;D. Hits;P. Lecomte;W. Lustermann;A. C. Marini;P. Martinez Ruiz del Arbol;N. Mohr;F. Moortgat;C. Nägeli;P. Nef;F. Nessi-Tedaldi;F. Pandolfi;L. Pape;F. Pauss;M. Peruzzi;F. J. Ronga;M. Rossini;L. Sala;A. K. Sanchez;A. Starodumov;B. Stieger;M. Takahashi;L. Tauscher;A. Thea;K. Theofilatos;D. Treille;C. Urscheler;R. Wallny;H. A. Weber;L. Wehrli;C. Amsler;V. Chiochia;S. Visscher;C. Favaro;M. Ivova Rikova;B. Millan Mejias;P. Otiougova;P. Robmann;H. Snoek;S. Tupputi;M. Verzetti;Y. H. Chang;K. H. Chen;C. M. Kuo;S. W. Li;W. Lin;Z. K. Liu;Y. J. Lu;D. Mekterovic;A. P. Singh;R. Volpe;S. S. Yu;P. Bartalini;P. Chang;Y. H. Chang;Y. W. Chang;Y. Chao;K. F. Chen;C. Dietz;U. Grundler;W.-S. Hou;Y. Hsiung;K. Y. Kao;Y. J. Lei;R.-S. Lu;D. Majumder;E. Petrakou;X. Shi;J. G. Shiu;Y. M. Tzeng;X. Wan;M. Wang;B. Asavapibhop;N. Srimanobhas;A. Adiguzel;M. N. Bakirci;S. Cerci;C. Dozen;I. Dumanoglu;E. Eskut;S. Girgis;G. Gokbulut;E. Gurpinar;I. Hos;E. E. Kangal;T. Karaman;G. Karapinar;A. Kayis Topaksu;G. Onengut;K. Ozdemir;S. Ozturk;A. Polatoz;K. Sogut;D. Sunar Cerci;B. Tali;H. Topakli;L. N. Vergili;M. Vergili;I. V. Akin;T. Aliev;B. Bilin;S. Bilmis;M. Deniz;H. Gamsizkan;A. M. Guler;K. Ocalan;A. Ozpineci;M. Serin;R. Sever;U. E. Surat;M. Yalvac;E. Yildirim;M. Zeyrek;E. Gülmez;B. Isildak;M. Kaya;O. Kaya;S. Ozkorucuklu;N. Sonmez;K. Cankocak;L. Levchuk;J. J. Brooke;E. Clement;D. Cussans;H. Flacher;R. Frazier;J. Goldstein;M. Grimes;G. P. Heath;H. F. Heath;L. Kreczko;S. Metson;D. M. Newbold;K. Nirunpong;A. Poll;S. Senkin;V. J. Smith;T. Williams;L. Basso;K. W. Bell;A. Belyaev;C. Brew;R. M. Brown;D. J. A. Cockerill;J. A. Coughlan;K. Harder;S. Harper;J. Jackson;B. W. Kennedy;E. Olaiya;D. Petyt;B. C. Radburn-Smith;C. H. Shepherd-Themistocleous;I. R. Tomalin;W. J. Womersley;R. Bainbridge;G. Ball;R. Beuselinck;O. Buchmuller;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;L. Lyons;A.-M. Magnan;J. Marrouche;B. Mathias;R. Nandi;J. Nash;A. Nikitenko;A. Papageorgiou;J. Pela;M. Pesaresi;K. Petridis;M. Pioppi;D. M. Raymond;S. Rogerson;A. Rose;M. J. Ryan;C. Seez;P. Sharp;A. Sparrow;M. Stoye;A. Tapper;M. Vazquez Acosta;T. Virdee;S. Wakefield;N. Wardle;T. Whyntie;M. Chadwick;J. E. Cole;P. R. Hobson;A. Khan;P. Kyberd;D. Leggat;D. Leslie;W. Martin;I. D. Reid;P. Symonds;L. Teodorescu;M. Turner;K. Hatakeyama;H. Liu;T. Scarborough;O. Charaf;C. Henderson;P. Rumerio;A. Avetisyan;T. Bose;C. Fantasia;A. Heister;J. St. John;P. Lawson;D. Lazic;J. Rohlf;D. Sperka;L. Sulak;J. Alimena;S. Bhattacharya;D. Cutts;Z. Demiragli;A. Ferapontov;A. Garabedian;U. Heintz;S. Jabeen;G. Kukartsev;E. Laird;G. Landsberg;M. Luk;M. Narain;D. Nguyen;M. Segala;T. Sinthuprasith;T. Speer;K. V. Tsang;R. Breedon;G. Breto;M. Calderon De La Barca Sanchez;S. Chauhan;M. Chertok;J. Conway;R. Conway;P. T. Cox;J. Dolen;R. Erbacher;M. Gardner;R. Houtz;W. Ko;A. Kopecky;R. Lander;O. Mall;T. Miceli;D. Pellett;F. Ricci-Tam;B. Rutherford;M. Searle;J. Smith;M. Squires;M. Tripathi;R. Vasquez Sierra;R. Yohay;V. Andreev;D. Cline;R. Cousins;J. Duris;S. Erhan;P. Everaerts;C. Farrell;J. Hauser;M. Ignatenko;C. Jarvis;C. Plager;G. Rakness;P. Schlein;P. Traczyk;V. Valuev;M. Weber;J. Babb;R. Clare;M. E. Dinardo;J. Ellison;J. W. Gary;F. Giordano;G. Hanson;G. Y. Jeng;H. Liu;O. R. Long;A. Luthra;H. Nguyen;S. Paramesvaran;J. Sturdy;S. Sumowidagdo;R. Wilken;S. Wimpenny;W. Andrews;J. G. Branson;G. B. Cerati;S. Cittolin;D. Evans;F. Golf;A. Holzner;R. Kelley;M. Lebourgeois;J. Letts;I. Macneill;B. Mangano;S. Padhi;C. Palmer;G. Petrucciani;M. Pieri;M. Sani;V. Sharma;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;J. Incandela;C. Justus;P. Kalavase;S. A. Koay;D. Kovalskyi;V. Krutelyov;S. Lowette;N. Mccoll;V. Pavlunin;F. Rebassoo;J. Ribnik;J. Richman;R. Rossin;D. Stuart;W. To;C. West;A. Apresyan;A. Bornheim;Y. Chen;E. Marco;J. Duarte;M. Gataullin;Y. Ma;A. Mott;H. B. Newman;C. Rogan;M. Spiropulu;V. Timciuc;J. Veverka;R. Wilkinson;S. Xie;Y. Yang;R. Y. Zhu;B. Akgun;V. Azzolini;A. Calamba;R. Carroll;T. Ferguson;Y. Iiyama;D. W. Jang;Y. F. Liu;M. Paulini;H. Vogel;I. Vorobiev;J. P. Cumalat;B. R. Drell;W. T. Ford;A. Gaz;E. Luiggi Lopez;J. G. Smith;K. Stenson;K. A. Ulmer;S. R. Wagner;J. Alexander;A. Chatterjee;N. Eggert;L. K. Gibbons;B. Heltsley;A. Khukhunaishvili;B. Kreis;N. Mirman;G. Nicolas Kaufman;J. R. Patterson;A. Ryd;E. Salvati;W. Sun;W. D. Teo;J. Thom;J. Thompson;J. Tucker;J. Vaughan;Y. Weng;L. Winstrom;P. Wittich;D. Winn;S. Abdullin;M. Albrow;J. Anderson;L. A. T. Bauerdick;A. Beretvas;J. Berryhill;P. C. Bhat;I. Bloch;K. Burkett;J. N. Butler;V. Chetluru;H. W. K. Cheung;F. Chlebana;V. D. Elvira;I. Fisk;J. Freeman;Y. Gao;D. Green;O. Gutsche;J. Hanlon;R. M. Harris;J. Hirschauer;B. Hooberman;S. Jindariani;M. Johnson;U. Joshi;B. Kilminster;B. Klima;S. Kunori;S. Kwan;C. Leonidopoulos;J. Linacre;D. Lincoln;R. Lipton;J. Lykken;K. Maeshima;J. M. Marraffino;S. Maruyama;D. Mason;P. McBride;K. Mishra;S. Mrenna;Y. Musienko;C. Newman-Holmes;V. O’Dell;O. Prokofyev;E. Sexton-Kennedy;S. Sharma;W. J. Spalding;L. Spiegel;L. Taylor;S. Tkaczyk;N. V. Tran;L. Uplegger;E. W. Vaandering;R. Vidal;J. Whitmore;W. Wu;F. Yang;F. Yumiceva;J. C. Yun;D. Acosta;P. Avery;D. Bourilkov;M. Chen;T. Cheng;S. Das;M. Gruttola;G. P. Giovanni;D. Dobur;A. Drozdetskiy;R. D. Field;M. Fisher;Y. Fu;I. K. Furic;J. Gartner;J. Hugon;B. Kim;J. Konigsberg;A. Korytov;A. Kropivnitskaya;T. Kypreos;J. F. Low;K. Matchev;P. Milenovic;G. Mitselmakher;L. Muniz;M. Park;R. Remington;A. Rinkevicius;P. Sellers;N. Skhirtladze;M. Snowball;J. Yelton;M. Zakaria;V. Gaultney;S. Hewamanage;L. M. Lebolo;S. Linn;P. Markowitz;G. Martinez;J. L. Rodriguez;T. Adams;A. Askew;J. Bochenek;J. Chen;B. Diamond;S. V. Gleyzer;J. Haas;S. Hagopian;V. Hagopian;M. Jenkins;K. F. Johnson;H. Prosper;V. Veeraraghavan;M. Weinberg;M. M. Baarmand;B. Dorney;M. Hohlmann;H. Kalakhety;I. Vodopiyanov;M. R. Adams;I. M. Anghel;L. Apanasevich;Y. Bai;V. E. Bazterra;R. R. Betts;I. Bucinskaite;J. Callner;R. Cavanaugh;O. Evdokimov;L. Gauthier;C. E. Gerber;D. J. Hofman;S. Khalatyan;F. Lacroix;M. Malek;C. O’Brien;C. Silkworth;D. Strom;P. Turner;N. Varelas;U. Akgun;E. A. Albayrak;B. Bilki;W. Clarida;F. Duru;J.-P. Merlo;H. Mermerkaya;A. Mestvirishvili;A. Moeller;J. Nachtman;C. R. Newsom;E. Norbeck;Y. Onel;F. Ozok;S. Sen;P. Tan;E. Tiras;J. Wetzel;T. Yetkin;K. Yi;B. A. Barnett;B. Blumenfeld;S. Bolognesi;D. Fehling;G. Giurgiu;A. V. Gritsan;Z. J. Guo;G. Hu;P. Maksimovic;S. Rappoccio;M. Swartz;A. Whitbeck;P. Baringer;A. Bean;G. Benelli;R. P. Kenny;M. Murray;D. Noonan;S. Sanders;R. Stringer;G. Tinti;J. S. Wood;V. Zhukova;A. F. Barfuss;T. Bolton;I. Chakaberia;A. Ivanov;S. Khalil;M. Makouski;Y. Maravin;S. Shrestha;I. Svintradze;J. Gronberg;D. Lange;D. Wright;A. Baden;M. Boutemeur;B. Calvert;S. C. Eno;J. A. Gomez;N. J. Hadley;R. G. Kellogg;M. Kirn;T. Kolberg;Y. Lu;M. Marionneau;A. C. Mignerey;K. Pedro;A. Skuja;J. Temple;M. B. Tonjes;S. C. Tonwar;E. Twedt;A. Apyan;G. Bauer;J. Bendavid;W. Busza;E. Butz;I. A. Cali;M. Chan;V. Dutta;G. Gomez Ceballos;M. Goncharov;K. A. Hahn;Y. Kim;M. Klute;K. Krajczar;P. D. Luckey;T. Ma;S. Nahn;C. Paus;D. Ralph;C. Roland;G. Roland;M. Rudolph;G. S. F. Stephans;F. Stöckli;K. Sumorok;K. Sung;D. Velicanu;E. A. Wenger;R. Wolf;B. Wyslouch;M. Yang;Y. Yilmaz;A. S. Yoon;M. Zanetti;S. I. Cooper;B. Dahmes;A. Benedetti;G. Franzoni;A. Gude;S. C. Kao;K. Klapoetke;Y. Kubota;J. Mans;N. Pastika;R. Rusack;M. Sasseville;A. Singovsky;N. Tambe;J. Turkewitz;L. M. Cremaldi;R. Kroeger;L. Perera;R. Rahmat;D. A. Sanders;E. Avdeeva;K. Bloom;S. Bose;D. R. Claes;A. Dominguez;M. Eads;J. Keller;I. Kravchenko;J. Lazo-Flores;H. Malbouisson;S. Malik;G. R. Snow;A. Godshalk;I. Iashvili;S. Jain;A. Kharchilava;A. Kumar;G. Alverson;E. Barberis;D. Baumgartel;M. Chasco;J. Haley;D. Nash;D. Trocino;D. Wood;J. Zhang;A. Anastassov;A. Kubik;L. Lusito;N. Mucia;N. Odell;R. A. Ofierzynski;B. Pollack;A. Pozdnyakov;M. Schmitt;S. Stoynev;M. Velasco;S. Won;L. Antonelli;D. Berry;A. Brinkerhoff;K. M. Chan;M. Hildreth;C. Jessop;D. J. Karmgard;J. Kolb;K. Lannon;W. Luo;S. Lynch;N. Marinelli;D. M. Morse;T. Pearson;M. Planer;R. Ruchti;J. Slaunwhite;N. Valls;M. Wayne;M. Wolf;B. Bylsma;L. S. Durkin;C. Hill;R. Hughes;K. Kotov;T. Y. Ling;D. Puigh;M. Rodenburg;C. Vuosalo;G. Williams;B. L. Winer;N. Adam;E. Berry;P. Elmer;D. Gerbaudo;V. Halyo;P. Hebda;J. Hegeman;A. Hunt;P. Jindal;D. Lopes Pegna;P. Lujan;D. Marlow;T. Medvedeva;M. Mooney;J. Olsen;P. Piroué;X. Quan;A. Raval;B. Safdi;H. Saka;D. Stickland;C. Tully;J. S. Werner;A. Zuranski;E. Brownson;A. Lopez;H. Mendez;J. E. Ramirez Vargas;E. Alagoz;V. E. Barnes;D. Benedetti;G. Bolla;D. Bortoletto;M. Mattia;A. Everett;Z. Hu;M. Jones;O. Koybasi;M. Kress;A. T. Laasanen;N. Leonardo;V. Maroussov;P. Merkel;D. H. Miller;N. Neumeister;I. Shipsey;D. Silvers;A. Svyatkovskiy;M. Vidal Marono;H. D. Yoo;J. Zablocki;Y. Zheng;S. Guragain;N. Parashar;A. Adair;C. Boulahouache;K. M. Ecklund;F. J. M. Geurts;W. Li;B. P. Padley;R. Redjimi;J. Roberts;J. Zabel;B. Betchart;A. Bodek;Y. S. Chung;R. Covarelli;P. Barbaro;R. Demina;Y. Eshaq;T. Ferbel;A. Garcia-Bellido;P. Goldenzweig;J. Han;A. Harel;D. C. Miner;D. Vishnevskiy;M. Zielinski;A. Bhatti;R. Ciesielski;L. Demortier;K. Goulianos;G. Lungu;S. Malik;C. Mesropian;S. Arora;A. Barker;J. P. 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;Z. C. Yang;A. York;R. Eusebi;W. Flanagan;J. Gilmore;T. Kamon;V. Khotilovich;R. Montalvo;I. Osipenkov;Y. Pakhotin;A. Perloff;J. Roe;A. Safonov;T. Sakuma;S. Sengupta;I. Suarez;A. Tatarinov;D. Toback;N. Akchurin;J. Damgov;C. Dragoiu;P. R. Dudero;C. Jeong;K. Kovitanggoon;S. W. Lee;T. Libeiro;Y. Roh;I. Volobouev;E. Appelt;A. G. Delannoy;C. Florez;S. Greene;A. Gurrola;W. Johns;P. Kurt;C. Maguire;A. Melo;M. Sharma;P. Sheldon;B. Snook;S. Tuo;J. Velkovska;M. W. Arenton;M. Balazs;S. Boutle;B. Cox;B. Francis;J. Goodell;R. Hirosky;A. Ledovskoy;C. Lin;C. Neu;J. Wood;S. Gollapinni;R. Harr;P. E. Karchin;C. Kottachchi Kankanamge Don;P. Lamichhane;A. Sakharov;M. Anderson;D. Belknap;L. Borrello;D. Carlsmith;M. Cepeda;S. Dasu;E. Friis;L. Gray;K. S. Grogg;M. Grothe;R. Hall-Wilton;M. Herndon;A. Hervé;P. Klabbers;J. Klukas;A. Lanaro;C. Lazaridis;J. Leonard;R. Loveless;A. Mohapatra;I. Ojalvo;F. Palmonari;G. A. Pierro;I. Ross;A. Savin;W. H. Smith;J. Swanson. - In: JOURNAL OF HIGH ENERGY PHYSICS. - ISSN 1029-8479. - STAMPA. - 2013:(2013), pp. 1-30. [10.1007/JHEP01(2013)154]
Search for heavy quarks decaying into a top quark and a W or Z boson using lepton + jets events in pp collisions at $ \sqrt{s}=7 $ TeV
BONACORSI, DANIELE;BRAIBANT, SYLVIE;BRIGLIADORI, LUCA;CAPILUPPI, PAOLO;CASTRO, ANDREA;CUFFIANI, MARCO;FANFANI, ALESSANDRA;FASANELLA, DANIELE;GUIDUCCI, LUIGI;MENEGHELLI, MARCO;PRIMAVERA, FEDERICA;ROVELLI, TIZIANO;SIROLI, GIAN PIERO;
2013
Abstract
Results are presented from a search for the pair-production of heavy quarks, QQ, that decay exclusively into a top quark and a W or Z boson. The search is performed using a sample of proton-proton collisions at p s = 7TeV corresponding to an integrated luminosity of 5.0 fb1, collected by the Compact Muon Solenoid experiment. The signal region is dened using a sample of events containing one electron or muon, missing transverse momentum, and at least four jets with large transverse momenta, where one jet is likely to originate from the decay of a bottom quark. No signicant excess of events is observed with respect to the standard model expectations. Assuming a strong pair-production mechanism, quark masses below 675 (625) GeV decaying into tW (tZ) are excluded at the 95% confidence level.I documenti in IRIS sono protetti da copyright e tutti i diritti sono riservati, salvo diversa indicazione.