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  1. Pubblicazioni

Search for Signatures of Extra Dimensions in the Diphoton Mass Spectrum at the Large Hadron Collider

Articolo
Data di Pubblicazione:
2012
Abstract:
A search for signatures of extra spatial dimensions in the diphoton invariant-mass spectrum has been performed with the CMS detector at the LHC. No excess of events above the standard model expectation is observed using a data sample collected in proton-proton collisions at root s = 7 TeV corresponding to an integrated luminosity of 2: 2 fb(-1). In the context of the large-extra-dimensions model, lower limits are set on the effective Planck scale in the range of 2.3-3.8 TeV at the 95\% confidence level. These limits are the most restrictive bounds on virtual-graviton exchange to date. The most restrictive lower limits to date are also set on the mass of the first graviton excitation in the Randall-Sundrum model in the range of 0.86-1.84 TeV, for values of the associated coupling parameter between 0.01 and 0.10.
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;M. Hoch;N. Hormann;J. Hrubec;M. Jeitler;W. Kiesenhofer;A. Knapitsch;M. Krammer;D. Liko;I. Mikulec;M. Pernicka;B. Rahbaran;H. Rohringer;R. Schofbeck;J. Strauss;A. Taurok;F. Teischinger;C. Trauner;P. Wagner;W. Waltenberger;G. Walzel;E. Widl;C. E. Wulz;V. Mossolov;N. Shumeiko;J. S. Gonzalez;S. Bansal;L. Benucci;E. A. De;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.;G. H. Hammad;T. Hreus;A. Leonard;P. E. Marage;L. Thomas;C. V. Velde;P. Vanlaer;J. Wickens;V. Adler;K. Beernaert;A. Cimmino;S. Costantini;M. Grunewald;B. Klein;J. Lellouch;A. Marinov;J. Mccartin;D. Ryckbosch;N. Strobbe;F. Thyssen;M. Tytgat;L. Vanelderen;P. Verwilligen;S. Walsh;N. Zaganidis;S. Basegmez;G. Bruno;J. Caudron;L. Ceard;J. D. Favereau;C. Delaere;D. Favart;L. Forthomme;A. Giammanco;G. Gregoire;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. A. Alves;D. D. Jesus;M. E. Pol;M. H. G.;W. L. Alda;W. Carvalho;A. Custodio;E. M. Da;C. D. Oliveira;S. F. De;D. M. Figueiredo;L. Mundim;H. Nogima;V. Oguri;W. L. Prado;A. Santoro;S. M. Silva;A. Sznajder;T. S. Anjos;C. A. Bernardes;F. A. Dias;T. R. Fernandez;E. M. Gregores;C. Lagana;F. Marinho;P. G. Mercadante;S. F. Novaes;S. S. Padula;N. Darmenov;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;Y. Ban;S. Guo;Y. Guo;W. Li;S. Liu;Y. Mao;S. J. Qian;H. Teng;S. Wang;B. Zhu;W. Zou;A. Cabrera;B. G. Moreno;A. A. Ocampo;A. F. Osorio;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;J. Mousa;C. Nicolaou;F. Ptochos;P. A. Razis;M. Finger;M. F. Jr.;Y. Assran;A. E. Kamel;S. Khalil;M. A. Mahmoud;A. Radi;A. Hektor;M. Kadastik;M. Muentel;M. Raidal;L. Rebane;A. Tiko;V. Azzolini;P. Eerola;G. Fedi;M. Voutilainen;S. Czellar;J. Harkonen;A. Heikkinen;V. Karimaki;R. Kinnunen;M. J. Kortelainen;T. Lampen;K. Lassila-Perini;S. Lehti;T. Linden;P. Luukka;T. Maenpaa;E. Tuominen;J. Tuominiemi;E. Tuovinen;D. Ungaro;L. Wendland;K. Banzuzi;A. Karjalainen;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. H. de;P. Jarry;E. Locci;J. Malcles;M. Marionneau;L. Millischer;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;S. Elgammal;R. G. de;M. Haguenauer;P. Mine;C. Mironov;C. Ochando;P. Paganini;D. Sabes;R. Salerno;Y. Sirois;C. Thiebaux;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;S. Greder;P. Juillot;M. Karim;A. C. Le;P. V. 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. E. Mamouni;A.
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
SOLA Valentina
SOLANO Ada Maria
Link alla scheda completa:
https://iris.unito.it/handle/2318/103385
Link al Full Text:
https://iris.unito.it/retrieve/handle/2318/103385/16198/PhysRevLett.108.111801.pdf
Pubblicato in:
PHYSICAL REVIEW LETTERS
Journal
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