Search for new physics in events with same-sign dileptons and b-tagged jets in pp collisions at sqrt {s} = 7 TeV
Articolo
Data di Pubblicazione:
2012
Abstract:
A search for new physics is performed using isolated same-sign dileptons with
at least two b-quark jets in the final state. Results are based on a 4.98 fb−1
sample of protonproton
collisions at a centre-of-mass energy of 7 TeV collected by the CMS detector. No
excess above the standard model background is observed. Upper limits at 95% confidence
level are set on the number of events from non-standard-model sources. These limits are
used to set constraints on a number of new physics models. Information on acceptance and
efficiencies are also provided so that the results can be used to confront additional models
in an approximate way.
at least two b-quark jets in the final state. Results are based on a 4.98 fb−1
sample of protonproton
collisions at a centre-of-mass energy of 7 TeV collected by the CMS detector. No
excess above the standard model background is observed. Upper limits at 95% confidence
level are set on the number of events from non-standard-model sources. These limits are
used to set constraints on a number of new physics models. Information on acceptance and
efficiencies are also provided so that the results can be used to confront additional models
in an approximate way.
Tipologia CRIS:
03A-Articolo su Rivista
Elenco autori:
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;V. Knünz;M. Krammer;D. Liko;I. Mikulec;M. Pernicka;B. Rahbaran;C. Rohringer;H. Rohringer;R. Schöfbeck;J. Strauss;A. Taurok;P. Wagner;W. Waltenberger;G. Walzel;E. Widl;C.-E. Wulz;V. Mossolov;N. Shumeiko;J. Suarez Gonzalez;S. Bansal;T. Cornelis;E. A. Wolf;X. Janssen;S. Luyckx;T. Maes;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;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;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;L. Vanelderen;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;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;L. Soares Jorge;A. Sznajder;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;S. Guo;Y. Guo;W. Li;S. Liu;Y. Mao;S. J. Qian;H. Teng;S. Wang;B. Zhu;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;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;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;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;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;M. Karim;A.-C. Bihan;P. Hove;F. Fassi;D. Mercier;S. Beauceron;N. Beau
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