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The difference in angular distributions between top quarks and antiquarks, commonly referred to as the charge asymmetry, is measured in pp collisions at the LHC with the CMS experiment. The. data sample corresponds to an integrated luminosity of 1.09 fb(-1) at a centre-of-mass energy of 7 TeV. Top-quark pairs are selected in the final state with an electron or muon and four or more jets. At least one jet is identified as originating from b-quark hadronization. The charge asymmetry is measured in two variables, one based on the pseudorapidities (eta) of the top quarks and the other on their rapidities (y). The results A(C)(eta) = -0.017 +/- 0.032 (stat.)(-0.036)(+0.025) (syst.) and A(C)(y) = -0.013 +/- 0.028 (stat.)(-0.031)(+0.029) (syst.) are consistent within uncertainties with the standard-model predictions. (C) 2012 CERN. Published by Elsevier B.V. All rights reserved.
Measurement of the charge asymmetry in top-quark pair production in proton-proton collisions at root s=7 TeV / 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, et al.. - In: PHYSICS LETTERS. SECTION B. - ISSN 0370-2693. - ELETTRONICO. - 709:(2012), pp. 28-49. [10.1016/j.physletb.2012.01.078]
Measurement of the charge asymmetry in top-quark pair production in proton-proton collisions at root s=7 TeV
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Rovelli;M. Rovere;H. Sakulin;F. Santanastasio;C. Schafer;C. Schwick;I. Segoni;A. Sharma;P. Siegrist;P. Silva;M. Simon;P. Sphicas;D. Spiga;M. Spiropulu;M. Stoye;A. Tsirou;G. I. Veres;P. Vichoudis;H. K. Wohri;S. D. Worm;W. D. Zeuner;W. Bertl;K. Deiters;W. Erdmann;K. Gabathuler;R. Horisberger;Q. Ingram;H. C. Kaestli;S. Konig;D. Kotlinski;U. Langenegger;F. Meier;D. Renker;T. Rohe;J. Sibille;L. Bani;P. Bortignon;M. A. Buchmann;B. Casal;N. Chanon;Z. Chen;S. Cittolin;A. Deisher;G. Dissertori;M. Dittmar;J. Eugster;K. Freudenreich;C. Grab;P. Lecomte;W. Lustermann;P. M. R.;P. Milenovic;N. Mohr;F. Moortgat;C. Nageli;P. Nef;F. Nessi Tedaldi;L. Pape;F. Pauss;M. Peruzzi;F. J. Ronga;M. Rossini;L. Sala;A. K. Sanchez;M. C. Sawley;A. Starodumov;B. Stieger;M. Takahashi;L. Tauscher;A. Thea;K. Theofilatos;D. Treille;C. Urscheler;R. Wallny;H. A. Weber;L. Wehrli;J. Weng;E. Aguilo;C. Amsler;V. Chiochia;S. D. Visscher;C. Favaro;M. I. Rikova;B. M. Mejias;P. Otiougova;P. Robmann;A. Schmidt;H. Snoek;M. Verzetti;Y. H. Chang;K. H. Chen;C. M. Kuo;S. W. Li;W. Lin;Z. K. Liu;Y. J. Lu;D. Mekterovic;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;J. G. Shiu;Y. M. Tzeng;X. Wan;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. K. Topaksu;G. Onengut;K. Ozdemir;S. Ozturk;A. Polatoz;K. Sogut;D. S. Cerci;B. Tali;H. Topakli;D. Uzun;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. Gulmez;B. Isildak;M. Kaya;O. Kaya;S. Ozkorucuklu;N. Sonmez;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. 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Chen;S. Das;M. D. Gruttola;G. P. Di;D. Dobur;A. Drozdetskiy;R. D. Field;M. Fisher;Y. Fu;I. K. Furic;J. Gartner;S. Goldberg;J. Hugon;B. Kim;J. Konigsberg;A. Korytov;A. Kropivnitskaya;T. Kypreos;J. F. Low;K. Matchev;G. Mitselmakher;L. Muniz;M. Park;R. Remington;A. Rinkevicius;M. Schmitt;B. Scurlock;P. Sellers;N. Skhirtladze;M. Snowball;D. Wang;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;S. Sekmen;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;L. Gauthier;C. E. Gerber;D. J. Hofman;S. Khalatyan;G. J. Kunde;F. Lacroix;M. Malek;C. O'Brien;C. Silkworth;C. Silvestre;D. Strom;N. Varelas;U. Akgun;E. A. Albayrak;B. Bilki;W. Clarida;F. Duru;S. Griffiths;C. K. 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Nahn;C. Paus;D. Ralph;C. Roland;G. Roland;M. Rudolph;G. S. F.;F. Stockli;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. D. 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. Godang;R. Kroeger;L. Perera;R. Rahmat;D. A. Sanders;D. Summers;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;Z. Wan;G. Alverson;E. Barberis;D. Baumgartel;M. Chasco;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;M. Wayne;M. Wolf;J. Ziegler;B. Bylsma;L. S. Durkin;C. Hill;P. Killewald;K. Kotov;T. Y. Ling;M. Rodenburg;C. Vuosalo;G. Williams;N. Adam;E. Berry;P. Elmer;D. Gerbaudo;V. Halyo;P. Hebda;J. Hegeman;A. Hunt;E. Laird;D. L. Pegna;P. Lujan;D. Marlow;T. Medvedeva;M. Mooney;J. Olsen;P. Piroue;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. R.;A. Zatserklyaniy;E. Alagoz;V. E. Barnes;D. Benedetti;G. Bolla;L. Borrello;D. Bortoletto;M. D. Mattia;A. Everett;L. Gutay;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. V. Marono;H. D. Yoo;J. Zablocki;Y. Zheng;S. Guragain;N. Parashar;A. Adair;C. Boulahouache;V. Cuplov;K. M. Ecklund;F. J. M.;B. P. Padley;R. Redjimi;J. Roberts;J. Zabel;B. Betchart;A. Bodek;Y. S. Chung;R. Covarelli;P. d. Barbaro;R. Demina;Y. Eshaq;A. Garcia Bellido;P. Goldenzweig;Y. Gotra;J. Han;A. Harel;D. C. Miner;G. Petrillo;W. Sakumoto;D. Vishnevskiy;M. Zielinski;A. Bhatti;R. Ciesielski;L. Demortier;K. Goulianos;G. Lungu;S. Malik;C. Mesropian;S. Arora;O. Atramentov;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;K. Rose;S. Salur;S. Schnetzer;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;S. Sengupta;I. Suarez;A. Tatarinov;D. Toback;N. Akchurin;C. Bardak;J. Damgov;P. R. Dudero;C. Jeong;K. Kovitanggoon;S. W. Lee;T. Libeiro;P. Mane;Y. Roh;A. Sill;I. Volobouev;R. Wigmans;E. Yazgan;E. Appelt;E. Brownson;D. Engh;C. Florez;W. Gabella;A. Gurrola;M. Issah;W. Johns;C. Johnston;P. Kurt;C. Maguire;A. Melo;P. Sheldon;B. Snook;S. Tuo;J. Velkovska;M. W. Arenton;M. Balazs;S. Boutle;S. Conetti;B. Cox;B. Francis;S. Goadhouse;J. Goodell;R. Hirosky;A. Ledovskoy;C. Lin;C. Neu;J. Wood;R. Yohay;S. Gollapinni;R. Harr;P. E. Karchin;C. K. K.;P. Lamichhane;M. Mattson;C. Milstene;A. Sakharov;M. Anderson;M. Bachtis;D. Belknap;J. N. Bellinger;J. Bernardini;D. Carlsmith;M. Cepeda;S. Dasu;J. Efron;E. Friis;L. Gray;K. S. Grogg;M. Grothe;R. Hall Wilton;M. Herndon;A. Herve;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
2012
Abstract
The difference in angular distributions between top quarks and antiquarks, commonly referred to as the charge asymmetry, is measured in pp collisions at the LHC with the CMS experiment. The. data sample corresponds to an integrated luminosity of 1.09 fb(-1) at a centre-of-mass energy of 7 TeV. Top-quark pairs are selected in the final state with an electron or muon and four or more jets. At least one jet is identified as originating from b-quark hadronization. The charge asymmetry is measured in two variables, one based on the pseudorapidities (eta) of the top quarks and the other on their rapidities (y). The results A(C)(eta) = -0.017 +/- 0.032 (stat.)(-0.036)(+0.025) (syst.) and A(C)(y) = -0.013 +/- 0.028 (stat.)(-0.031)(+0.029) (syst.) are consistent within uncertainties with the standard-model predictions. (C) 2012 CERN. Published by Elsevier B.V. All rights reserved.
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Utilizza questo identificatore per citare o creare un link a questa risorsa: https://hdl.handle.net/2158/774761
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simulazione ASN
Il report seguente simula gli indicatori relativi alla propria produzione scientifica in relazione alle soglie ASN 2023-2025 del proprio SC/SSD. Si ricorda che il superamento dei valori soglia (almeno 2 su 3) è requisito necessario ma non sufficiente al conseguimento dell'abilitazione. La simulazione si basa sui dati IRIS e sugli indicatori bibliometrici alla data indicata e non tiene conto di eventuali periodi di congedo obbligatorio, che in sede di domanda ASN danno diritto a incrementi percentuali dei valori. La simulazione può differire dall'esito di un’eventuale domanda ASN sia per errori di catalogazione e/o dati mancanti in IRIS, sia per la variabilità dei dati bibliometrici nel tempo. Si consideri che Anvur calcola i valori degli indicatori all'ultima data utile per la presentazione delle domande.
La presente simulazione è stata realizzata sulla base delle specifiche raccolte sul tavolo ER del Focus Group IRIS coordinato dall’Università di Modena e Reggio Emilia e delle regole riportate nel DM 589/2018 e allegata Tabella A. Cineca, l’Università di Modena e Reggio Emilia e il Focus Group IRIS non si assumono alcuna responsabilità in merito all’uso che il diretto interessato o terzi faranno della simulazione. Si specifica inoltre che la simulazione contiene calcoli effettuati con dati e algoritmi di pubblico dominio e deve quindi essere considerata come un mero ausilio al calcolo svolgibile manualmente o con strumenti equivalenti.