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  1. Pubblicazioni

Search for Dark Matter and Large Extra Dimensions in pp Collisions Yielding a Photon and Missing Transverse Energy

Articolo
Data di Pubblicazione:
2012
Abstract:
Results are presented from a search for new physics in the final state containing a photon (gamma) and missing transverse energy (is not an element of(T)). The data correspond to an integrated luminosity of 5.0 fb(-1) collected in pp collisions at root s = 7 TeV by the CMS experiment. The observed event yield agrees with standard-model expectations for the gamma + is not an element of(T) events. Using models for the production of dark-matter particles (chi), we set 90% confidence level (C. L.) upper limits of 13.6-15.4 fb on chi production in the gamma + is not an element of(T) state. These provide the most sensitive upper limits for spin-dependent chi-nucleon scattering for chi masses (M-chi) between 1 and 100 GeV. For spin-independent contributions, the present limits are extended to M-chi < 3.5 GeV. For models with 3-6 large extra dimensions, our data exclude extra-dimensional Planck scales between 1.64 and 1.73 TeV at 95% C.L.
Tipologia CRIS:
03A-Articolo su Rivista
Elenco autori:
S. Chatrchyan;V. Khachatryan;A. M. Sirunyan;A. Tumasyan;W. Adam;T. Bergauer;M. Dragicevic;J. Ero;C. Fabjan;M. Friedl;R. Fruhwirth;V. M. Ghete;J. Hammer;N. Hormann;J. Hrubec;M. Jeitler;W. Kiesenhofer;M. Krammer;D. Liko;I. Mikulec;M. Pernicka;B. Rahbaran;C. Rohringer;H. Rohringer;R. Schofbeck;J. Strauss;A. Taurok;F. Teischinger;P. Wagner;W. Waltenberger;G. Walzel;E. Widl;C. E. Wulz;V. Mossolov;N. Shumeiko;J. S. Gonzalez;S. Bansal;K. Cerny;T. Cornelis;E. A. DeWolf;X. Janssen;S. Luyckx;T. Maes;L. Mucibello;S. Ochesanu;B. Roland;R. Rougny;M. Selvaggi;H. V. Haevermaet;P. V. Mechelen;N. V. Remortel;A. V. Spilbeeck;F. Blekman;S. Blyweert;J. D'Hondt;R. G. Suarez;A. Kalogeropoulos;M. Maes;A. Olbrechts;W. V. Doninck;P. V. Mulders;G. P. Van;I. Villella;O. Charaf;B. Clerbaux;G. D. Lentdecker;V. Dero;A. P. R.;T. Hreus;A. Leonard;P. E. Marage;T. Reis;L. Thomas;C. V. 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. O.;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. d. 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. C. Martins;D. D. Damiao;T. Martins;M. E. Pol;M. H. G.;W. L. Alda;W. Carvalho;A. Custodio;E. M. Da;C. D. Martins;S. F. De;D. M. Figueiredo;L. Mundim;H. Nogima;V. Oguri;W. L. P.;A. Santoro;S. M. S.;L. S. Jorge;A. Sznajder;T. S. Anjos;C. A. Bernardes;F. A. Dias;T. R. F.;E. M. Gregores;C. Lagana;F. Marinho;P. G. Mercadante;S. F. Novaes;S. 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;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. G. Moreno;A. F. O.;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. E. Kamel;S. Khalil;M. A. Mahmoud;A. Radi;M. Kadastik;M. Muntel;M. Raidal;L. Rebane;A. Tiko;V. Azzolini;P. Eerola;G. Fedi;M. Voutilainen;J. Harkonen;A. Heikkinen;V. Karimaki;R. Kinnunen;M. J. Kortelainen;T. Lampen;K. Lassila-Perini;S. Lehti;T. Linden;P. Luukka;T. Maenpaa;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. H. de;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. G. de;M. Haguenauer;P. Mine;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. Gele;U. Goerlach;P. Juillot;M. Karim;A. C. Le;P. V. Hove;F. Fassi;D. Mercier;S. Beauceron;N. Beaupere;O. Bondu;G. Boudoul;H. Brun;J. Chasserat;R. Chierici;D. Contardo;P. Depasse;H. E. Mamouni;J. Fay;S. Gascon;M. Gouzevitch;B. Ille;T. Kurca;M. Lethuillier;L. Mirabito;S. Perries;V
Autori di Ateneo:
AMAPANE Nicola Carlo
ARGIRO' Stefano
BELLAN Riccardo
COSTA Marco
COVARELLI Roberto
MERIDIANI Paolo
MIGLIORE Ernesto
MONACO Vincenzo
OBERTINO Maria Margherita
SACCHI Roberto
SOLANO Ada Maria
VISCA Lorenzo
Link alla scheda completa:
https://iris.unito.it/handle/2318/117241
Link al Full Text:
https://iris.unito.it/retrieve/handle/2318/117241/17899/PhysRevLett.108.261803.pdf
Pubblicato in:
PHYSICAL REVIEW LETTERS
Journal
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