A search is presented for a massive particle, generically referred to as a Z′, decaying into a TeX pair. The search focuses on Z′ resonances that are sufficiently massive to produce highly Lorentz-boosted top quarks, which yield collimated decay products that are partially or fully merged into single jets. The analysis uses new methods to analyze jet substructure, providing suppression of the non-top multijet backgrounds. The analysis is based on a data sample of proton-proton collisions at a center-of-mass energy of 7 TeV, corresponding to an integrated luminosity of 5 fb−1. Upper limits in the range of 1 pb are set on the product of the production cross section and branching fraction for a topcolor Z′ modeled for several widths, as well as for a Randall-Sundrum Kaluza-Klein gluon. In addition, the result contrain any enhancement in TeX production beyond expectations of the standard mode for tt invariant mass larger than 1 TeV/c 2.
Search for anomalous $ t\overline t $ production in the highly-boosted all-hadronic final state / S. Chatrchyan;V. Khachatryan;A. M. Sirunyan;A. Tumasyan;W. Adam;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;M. Krammer;D. Liko;I. Mikulec;M. Pernicka;B. Rahbaran;C. Rohringer;H. Rohringer;R. Schöfbeck;J. Strauss;A. Taurok;F. Teischinger;P. Wagner;W. Waltenberger;G. Walzel;E. Widl;C.-E. Wulz;V. Mossolov;N. Shumeiko;J. Suarez Gonzalez;S. Bansal;K. Cerny;T. Cornelis;E. A. Wolf;X. Janssen;S. Luyckx;T. Maes;L. Mucibello;S. Ochesanu;B. Roland;R. Rougny;M. Selvaggi;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;O. Charaf;B. Clerbaux;G. Lentdecker;V. Dero;A. P. R. Gay;T. Hreus;A. Léonard;P. E. Marage;T. Reis;L. Thomas;C. Vander Velde;P. Vanlaer;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;L. Vanelderen;P. Verwilligen;S. Walsh;E. Yazgan;N. Zaganidis;S. Basegmez;G. Bruno;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;N. Beliy;T. Caebergs;E. Daubie;G. H. Hammad;G. A. Alves;M. Correa Martins Junior;D. Jesus Damiao;T. Martins;M. E. Pol;M. H. G. Souza;W. L. Aldá Júnior;W. Carvalho;A. Custódio;E. M. Costa;C. Oliveira Martins;S. Fonseca Souza;D. Matos Figueiredo;L. Mundim;H. Nogima;V. Oguri;W. L. Prado Silva;A. Santoro;S. M. Silva Do Amaral;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;A. Karadzhinova;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;J. Wang;X. Wang;Z. Wang;H. Xiao;M. Xu;J. Zang;Z. Zhang;C. Asawatangtrakuldee;Y. Ban;S. Guo;Y. Guo;W. Li;S. Liu;Y. Mao;S. J. Qian;H. Teng;S. Wang;B. Zhu;W. Zou;C. Avila;B. Gomez Moreno;A. F. Osorio Oliveros;J. C. Sanabria;N. Godinovic;D. Lelas;R. Plestina;D. Polic;I. Puljak;Z. Antunovic;M. Dzelalija;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;S. Khalil;M. A. Mahmoud;A. Radi;M. Kadastik;M. Müntel;M. Raidal;L. Rebane;A. Tiko;V. Azzolini;P. Eerola;G. Fedi;M. Voutilainen;S. Czellar;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. Korpela;T. Tuuva;D. Sillou;M. Besancon;S. Choudhury;M. Dejardin;D. Denegri;B. Fabbro;J. L. Faure;F. Ferri;S. Ganjour;A. Givernaud;P. Gras;G. Hamel 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;L. Dobrzynski;R. Granier Cassagnac;M. Haguenauer;P. Miné;C. Mironov;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;M. Karim;A.-C. Bihan;P. Hove;F. Fassi;D. Mercier;C. Baty;S. Beauceron;N. Beaupere;M. Bedjidian;O. Bondu;G. Boudoul;D. Boumediene;H. Brun;J. Chasserat;R. Chierici;D. Contardo;P. Depasse;H. Mamouni;A. Falkiewicz;J. Fay;S. Gascon;M. Gouzevitch;B. Ille;T. Kurca;T. Grand;M. Lethuillier;L. Mirabito;S. Perries;V. Sordini;S. Tosi;Y. Tschudi;P. Verdier;S. Viret;Z. Tsamalaidze;G. Anagnostou;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;A. Güth;T. Hebbeker;C. Heidemann;K. Hoepfner;T. Klimkovich;D. Klingebiel;P. Kreuzer;D. Lanske;J. Lingemann;C. Magass;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;M. Davids;G. Flügge;H. Geenen;M. Geisler;W. Haj Ahmad;F. Hoehle;B. Kargoll;T. Kress;Y. Kuessel;A. Linn;A. Nowack;L. Perchalla;O. Pooth;J. Rennefeld;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;G. Eckerlin;D. Eckstein;D. Fischer;G. Flucke;A. Geiser;I. Glushkov;S. Habib;J. Hauk;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;J. Olzem;H. Perrey;A. Petrukhin;D. Pitzl;A. Raspereza;P. M. Ribeiro Cipriano;C. Riedl;M. Rosin;J. Salfeld-Nebgen;R. Schmidt;T. Schoerner-Sadenius;N. Sen;A. Spiridonov;M. Stein;R. Walsh;C. Wissing;C. Autermann;V. Blobel;S. Bobrovskyi;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;N. Pietsch;D. Rathjens;C. Sander;H. Schettler;P. Schleper;E. Schlieckau;A. Schmidt;M. Schröder;T. Schum;M. Seidel;H. Stadie;G. Steinbrück;J. Thomsen;C. Barth;J. Berger;T. Chwalek;W. Boer;A. Dierlamm;M. Feindt;M. Guthoff;C. Hackstein;F. Hartmann;M. Heinrich;H. Held;K. H. Hoffmann;S. Honc;U. Husemann;I. Katkov;J. R. Komaragiri;D. Martschei;S. Mueller;Th. Müller;M. Niegel;A. Nürnberg;O. Oberst;A. Oehler;J. Ott;T. Peiffer;G. Quast;K. Rabbertz;F. Ratnikov;N. Ratnikova;S. Röcker;C. Saout;A. Scheurer;F.-P. Schilling;M. Schmanau;G. Schott;H. J. Simonis;F. M. Stober;D. Troendle;R. Ulrich;J. Wagner-Kuhr;T. Weiler;M. Zeise;E. B. Ziebarth;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;A. Kapusi;K. Krajczar;B. Radics;F. Sikler;V. Veszpremi;G. Vesztergombi;N. Beni;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. Jindal;M. Kaur;J. M. Kohli;M. Z. Mehta;N. Nishu;L. K. Saini;A. Sharma;J. Singh;S. P. Singh;S. Ahuja;B. C. Choudhary;A. Kumar;A. Kumar;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;A. Abdulsalam;R. K. Choudhury;D. Dutta;S. Kailas;V. Kumar;A. K. Mohanty;L. M. Pant;P. Shukla;T. Aziz;S. Ganguly;M. Guchait;A. Gurtu;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;A. Mohammadi;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;L. Lusito;G. Maggi;M. Maggi;B. Marangelli;S. My;S. Nuzzo;N. Pacifico;A. Pompili;G. Pugliese;G. Selvaggi;L. Silvestris;G. Singh;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. 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;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 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;A. Gozzelino;K. Kanishchev;S. Lacaprara;I. Lazzizzera;M. Margoni;A. T. Meneguzzo;M. Nespolo;L. Perrozzi;N. Pozzobon;P. Ronchese;F. Simonetto;E. Torassa;M. Tosi;S. Vanini;P. Zotto;M. Gabusi;S. P. Ratti;C. Riccardi;P. Torre;P. Vitulo;G. M. Bilei;L. Fanò;P. Lariccia;A. Lucaroni;G. Mantovani;M. Menichelli;A. Nappi;F. Romeo;A. Saha;A. Santocchia;S. Taroni;P. Azzurri;G. Bagliesi;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;F. Palmonari;A. Rizzi;A. T. Serban;P. Spagnolo;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;F. Pandolfi;R. Paramatti;S. Rahatlou;M. Sigamani;L. Soffi;N. Amapane;R. Arcidiacono;S. Argiro;M. Arneodo;C. Biino;C. Botta;N. Cartiglia;R. Castello;M. Costa;N. Demaria;A. Graziano;C. Mariotti;S. Maselli;G. Mazza;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;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;J. Chung;D. H. Kim;G. N. Kim;D. J. Kong;H. Park;S. R. Ro;D. C. Son;J. Y. Kim;Zero J. Kim;S. Song;H. Y. Jo;S. Choi;D. Gyun;B. Hong;M. Jo;H. Kim;T. J. Kim;K. S. Lee;D. H. Moon;S. K. Park;E. Seo;M. Choi;S. Kang;H. Kim;J. H. Kim;C. Park;I. C. Park;S. Park;G. Ryu;Y. Cho;Y. Choi;Y. K. Choi;J. Goh;M. S. Kim;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 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. I. Asghar;H. R. Hoorani;S. Khalid;W. A. Khan;T. Khurshid;S. Qazi;M. A. Shah;M. Shoaib;G. Brona;M. Cwiok;W. Dominik;K. Doroba;A. Kalinowski;M. Konecki;J. Krolikowski;H. Bialkowska;B. Boimska;T. Frueboes;R. Gokieli;M. Górski;M. Kazana;K. Nawrocki;K. Romanowska-Rybinska;M. Szleper;G. Wrochna;P. Zalewski;N. Almeida;P. Bargassa;A. David;P. Faccioli;P. G. Ferreira Parracho;M. Gallinaro;P. Musella;J. Pela;J. Seixas;J. Varela;P. Vischia;I. Belotelov;P. Bunin;M. Gavrilenko;I. Golutvin;V. Karjavin;V. Konoplyanikov;G. Kozlov;A. Lanev;A. Malakhov;P. Moisenz;V. Palichik;V. Perelygin;M. Savina;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;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;A. Korablev;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;C. Diez Pardos;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;I. Redondo;L. Romero;J. Santaolalla;M. S. Soares;C. Willmott;C. Albajar;G. Codispoti;J. F. Trocóniz;J. Cuevas;J. Fernandez Menendez;S. Folgueras;I. Gonzalez Caballero;L. Lloret Iglesias;J. Piedra Gomez;J. M. Vizan Garcia;J. A. Brochero Cifuentes;I. J. Cabrillo;A. Calderon;S. H. Chuang;J. Duarte Campderros;M. Felcini;M. Fernandez;G. Gomez;J. Gonzalez Sanchez;C. Jorda;P. Lobelle Pardo;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;M. Sobron Sanudo;I. Vila;R. Vilar Cortabitarte;D. Abbaneo;E. Auffray;G. Auzinger;P. Baillon;A. H. Ball;D. Barney;C. Bernet;G. Bianchi;P. Bloch;A. Bocci;A. Bonato;H. Breuker;K. Bunkowski;T. Camporesi;G. Cerminara;T. Christiansen;J. A. Coarasa Perez;D. D’Enterria;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. 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;P. Lenzi;C. Lourenço;T. Mäki;M. Malberti;L. Malgeri;M. Mannelli;L. Masetti;F. Meijers;S. Mersi;E. Meschi;R. Moser;M. U. Mozer;M. Mulders;E. Nesvold;M. Nguyen;T. Orimoto;L. Orsini;E. Palencia Cortezon;E. Perez;A. Petrilli;A. Pfeiffer;M. Pierini;M. Pimiä;D. Piparo;G. Polese;L. Quertenmont;A. Racz;W. Reece;J. Rodrigues Antunes;G. Rolandi;T. Rommerskirchen;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;M. Spiropulu;M. Stoye;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;J. Sibille;L. Bäni;P. Bortignon;M. A. Buchmann;B. Casal;N. Chanon;Z. Chen;A. Deisher;G. Dissertori;M. Dittmar;M. Dünser;J. Eugster;K. Freudenreich;C. Grab;P. Lecomte;W. Lustermann;A. C. Marini;P. Martinez Ruiz Arbol;N. Mohr;F. Moortgat;C. Nägeli;P. Nef;F. Nessi-Tedaldi;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;E. Aguilo;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;A. Go;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;M. Wang;A. Adiguzel;M. N. Bakirci;S. Cerci;C. Dozen;I. Dumanoglu;E. Eskut;S. Girgis;G. Gokbulut;I. Hos;E. E. Kangal;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;M. Deliomeroglu;E. Gülmez;B. Isildak;M. Kaya;O. Kaya;S. Ozkorucuklu;N. Sonmez;K. Cankocak;L. Levchuk;F. Bostock;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. RadburnSmith;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;M. Pesaresi;K. Petridis;M. Pioppi;D. M. Raymond;S. Rogerson;N. Rompotis;A. Rose;M. J. Ryan;C. Seez;P. Sharp;A. Sparrow;A. Tapper;M. Vazquez Acosta;T. Virdee;S. Wakefield;N. Wardle;T. Whyntie;M. Barrett;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;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;A. Ferapontov;U. Heintz;S. Jabeen;G. Kukartsev;G. Landsberg;M. Luk;M. Narain;D. Nguyen;M. Segala;T. Sinthuprasith;T. Speer;K. V. Tsang;R. Breedon;G. Breto;M. Calderon 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;R. Nelson;D. Pellett;B. Rutherford;M. Searle;J. Smith;M. Squires;M. Tripathi;R. Vasquez Sierra;V. Andreev;D. Cline;R. Cousins;J. Duris;S. Erhan;P. Everaerts;C. Farrell;J. Hauser;M. Ignatenko;C. Plager;G. Rakness;P. Schlein;J. Tucker;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;J. Muelmenstaedt;S. Padhi;C. Palmer;G. Petrucciani;M. Pieri;R. Ranieri;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;V. Timciuc;P. Traczyk;J. Veverka;R. Wilkinson;Y. Yang;R. Y. Zhu;B. Akgun;R. Carroll;T. Ferguson;Y. Iiyama;D. W. Jang;Y. F. Liu;M. Paulini;H. Vogel;I. Vorobiev;J. P. Cumalat;B. R. Drell;C. J. Edelmaier;W. T. Ford;A. Gaz;B. Heyburn;E. Luiggi Lopez;J. G. Smith;K. Stenson;K. A. Ulmer;S. R. Wagner;L. Agostino;J. Alexander;A. Chatterjee;N. Eggert;L. K. Gibbons;B. Heltsley;W. Hopkins;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. 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;A. Hahn;J. Hanlon;R. M. Harris;J. Hirschauer;B. Hooberman;S. Jindariani;M. Johnson;U. Joshi;B. Kilminster;B. Klima;S. Kunori;S. Kwan;D. Lincoln;R. Lipton;L. Lueking;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;P. Tan;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;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;R. Remington;A. Rinkevicius;P. Sellers;N. Skhirtladze;M. Snowball;J. Yelton;M. Zakaria;V. Gaultney;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;J. Callner;R. Cavanaugh;C. Dragoiu;O. Evdokimov;E. J. Garcia-Solis;L. Gauthier;C. E. Gerber;D. J. Hofman;S. Khalatyan;F. Lacroix;M. Malek;C. O’Brien;C. Silkworth;D. Strom;N. Varelas;U. Akgun;E. A. Albayrak;B. Bilki;K. Chung;W. Clarida;F. Duru;S. Griffiths;C. K. Lae;J.-P. Merlo;H. Mermerkaya;A. Mestvirishvili;A. Moeller;J. Nachtman;C. R. Newsom;E. Norbeck;J. Olson;Y. Onel;F. Ozok;S. Sen;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;O. Grachov;R. P. Kenny;M. Murray;D. Noonan;V. Radicci;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;A. Peterman;K. Rossato;A. Skuja;J. Temple;M. B. Tonjes;S. C. Tonwar;E. Twedt;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;Y.-J. Lee;W. Li;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;S. Xie;M. Yang;Y. Yilmaz;A. S. Yoon;M. Zanetti;S. I. Cooper;P. Cushman;B. Dahmes;A. Benedetti;G. Franzoni;A. Gude;J. Haupt;S. C. Kao;K. Klapoetke;Y. Kubota;J. Mans;N. Pastika;V. Rekovic;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;J. Butt;D. R. Claes;A. Dominguez;M. Eads;P. Jindal;J. Keller;I. Kravchenko;J. Lazo-Flores;H. Malbouisson;S. Malik;G. R. Snow;U. Baur;A. Godshalk;I. Iashvili;S. Jain;A. Kharchilava;A. Kumar;S. P. Shipkowski;K. Smith;G. Alverson;E. Barberis;D. Baumgartel;M. Chasco;J. Haley;D. Trocino;D. Wood;J. Zhang;A. Anastassov;A. Kubik;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;M. Hildreth;C. Jessop;D. J. Karmgard;J. Kolb;K. Lannon;W. Luo;S. Lynch;N. Marinelli;D. M. Morse;T. Pearson;R. Ruchti;J. Slaunwhite;N. Valls;J. Warchol;M. Wayne;M. Wolf;J. Ziegler;B. Bylsma;L. S. Durkin;C. Hill;R. Hughes;P. Killewald;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;E. Laird;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;J. S. Werner;A. Zuranski;J. G. Acosta;X. T. Huang;A. Lopez;H. Mendez;S. Oliveros;J. E. Ramirez Vargas;A. Zatserklyaniy;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;V. Cuplov;K. M. Ecklund;F. J. M. Geurts;B. P. Padley;R. Redjimi;J. Roberts;J. Zabel;B. Betchart;A. Bodek;Y. S. Chung;R. Covarelli;P. Barbaro;R. Demina;Y. Eshaq;A. Garcia-Bellido;P. Goldenzweig;Y. Gotra;J. Han;A. Harel;S. Korjenevski;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;D. Hits;A. Lath;S. Panwalkar;M. Park;R. Patel;A. Richards;J. Robles;K. Rose;S. Salur;S. Schnetzer;C. Seitz;S. Somalwar;R. Stone;S. Thomas;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;P. R. Dudero;C. Jeong;K. Kovitanggoon;S. W. Lee;T. Libeiro;Y. Roh;I. Volobouev;E. Appelt;D. Engh;C. Florez;S. Greene;A. Gurrola;W. Johns;P. Kurt;C. Maguire;A. Melo;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;R. Yohay;S. Gollapinni;R. Harr;P. E. Karchin;C. Kottachchi Kankanamge Don;P. Lamichhane;A. Sakharov;M. Anderson;M. Bachtis;D. Belknap;L. Borrello;D. Carlsmith;M. Cepeda;S. Dasu;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;G. A. Pierro;I. Ross;A. Savin;W. H. Smith;J. Swanson. - In: JOURNAL OF HIGH ENERGY PHYSICS. - ISSN 1029-8479. - STAMPA. - 2012:(2012), pp. 029-1-029-41. [10.1007/JHEP09(2012)029]
Search for anomalous $ t\overline t $ production in the highly-boosted all-hadronic final state
BONACORSI, DANIELE;BRAIBANT, SYLVIE;BRIGLIADORI, LUCA;CAPILUPPI, PAOLO;CASTRO, ANDREA;CUFFIANI, MARCO;FANFANI, ALESSANDRA;FASANELLA, DANIELE;GUIDUCCI, LUIGI;MENEGHELLI, MARCO;NAVARRIA, FRANCESCO LUIGI;PRIMAVERA, FEDERICA;ROSSI, ANTONIO MARIA;ROVELLI, TIZIANO;SIROLI, GIAN PIERO;C. Battilana;
2012
Abstract
A search is presented for a massive particle, generically referred to as a Z′, decaying into a TeX pair. The search focuses on Z′ resonances that are sufficiently massive to produce highly Lorentz-boosted top quarks, which yield collimated decay products that are partially or fully merged into single jets. The analysis uses new methods to analyze jet substructure, providing suppression of the non-top multijet backgrounds. The analysis is based on a data sample of proton-proton collisions at a center-of-mass energy of 7 TeV, corresponding to an integrated luminosity of 5 fb−1. Upper limits in the range of 1 pb are set on the product of the production cross section and branching fraction for a topcolor Z′ modeled for several widths, as well as for a Randall-Sundrum Kaluza-Klein gluon. In addition, the result contrain any enhancement in TeX production beyond expectations of the standard mode for tt invariant mass larger than 1 TeV/c 2.I documenti in IRIS sono protetti da copyright e tutti i diritti sono riservati, salvo diversa indicazione.