The mass of the W boson is obtained from reconstructed invariant mass distributions in W-pair events. The sample of W pairs is selected from 57 pb−1 collected with the ALEPH detector in 1997 at a centre-of-mass energy of 183 GeV. The invariant mass distributions of reweighted Monte Carlo events are fitted separately to the experimental distributions in the View the MathML source and all View the MathML source channels to give the following W masses: View the MathML source View the MathML source where the theory error represents the possible effects of final state interactions. The combination of these two measurements, including the LEP energy calibration uncertainty, gives View the MathML source
Measurement of the W mass in e+e− collisions at 183 GeV / R. Barate;D. Decamp;P. Ghez;C. Goy;S. Jezequel;J.-P. Lees;F. Martin;E. Merle;M.-N. Minard;B. Pietrzyk;R. Alemany;M.P. Casado;M. Chmeissani;J.M. Crespo;E. Fernandez;M. Fernandez-Bosman;Ll. Garrido;E. Grauges;A. Juste;M. Martinez;G. Merino;R. Miquel;Ll.M. Mir;P. Morawitz;A. Pacheco;I.C. Park;I. Riu;A. Colaleo;D. Creanza;M. de Palma;G. Gelao;G. Iaselli;G. Maggi;M. Maggi;S. Nuzzo;A. Ranieri;G. Raso;F. Ruggieri;G. Selvaggi;L. Silvestris;P. Tempesta;A. Tricomi;G. Zito;X. Huang;J. Lin;Q. Ouyang;T. Wang;Y. Xie;R. Xu;S. Xue;J. Zhang;L. Zhang;W. Zhao;D. Abbaneo;U. Becker;G. Boix;M. Cattaneo;V. Ciulli;G. Dissertori;H. Drevermann;R.W. Forty;M. Frank;F. Gianotti;A.W. Halley;J.B. Hansen;J. Harvey;P. Janot;B. Jost;I. Lehraus;O. Leroy;C. Loomis;P. Maley;P. Mato;A. Minten;A. Moutoussi;F. Ranjard;L. Rolandi;D. Rousseau;D. Schlatter;M. Schmitt;O. Schneider;W. Tejessy;F. Teubert;I.R. Tomalin;E. Tournefier;M. Vreeswijk;A.E. Wright;Z. Ajaltouni;F. Badaud;G. Chazelle;O. Deschamps;S. Dessagne;A. Falvard;C. Ferdi;P. Gay;C. Guicheney;P. Henrard;J. Jousset;B. Michel;S. Monteil;J-C. Montret;D. Pallin;P. Perret;F. Podlyski;J.D. Hansen;J.R. Hansen;P.H. Hansen;B.S. Nilsson;B. Rensch;A. Waananen;G. Daskalakis;A. Kyriakis;C. Markou;E. Simopoulou;A. Vayaki;A. Blondel;J.-C. Brient;F. Machefert;A. Rouge;M. Swynghedauw;R. Tanaka;A. Valassi;H. Videau;E. Focardi;G. Parrini;K. Zachariadou;R. Cavanaugh;M. Corden;C. Georgiopoulos;A. Antonelli;G. Bencivenni;G. Bologna;F. Bossi;P. Campana;G. Capon;F. Cerutti;V. Chiarella;P. Laurelli;G. Mannocchi;F. Murtas;G.P. Murtas;L. Passalacqua;M. Pepe-Altarelli;M. Chalmers;L. Curtis;J.G. Lynch;P. Negus;V. O'Shea;B. Raeven;C. Raine;D. Smith;P. Teixeira-Dias;A.S. Thompson;J.J. Ward;O. Buchmuller;S. Dhamotharan;C. Geweniger;P. Hanke;G. Hansper;V. Hepp;E.E. Kluge;A. Putzer;J. Sommer;K. Tittel;S. Werner;M. Wunsch;R. Beuselinck;D.M. Binnie;W. Cameron;P.J. Dornan;M. Girone;S. Goodsir;N. Marinelli;E.B. Martin;J. Nash;J. Nowell;J.K. Sedgbeer;P. Spagnolo;E. Thomson;M.D. Williams;V.M. Ghete;P. Girtler;E. Kneringer;D. Kuhn;G. Rudolph;A.P. Betteridge;C.K. Bowdery;P.G. Buck;P. Colrain;G. Crawford;G. Ellis;A.J. Finch;F. Foster;G. Hughes;R.W.L. Jones;N.A. Robertson;M.I. Williams;P. van Gemmeren;I. Giehl;F. Holldorfer;C. Hoffmann;K. Jakobs;K. Kleinknecht;M. Krocker;H.-A. Nurnberger;G. Quast;B. Renk;E. Rohne;H.-G. Sander;S. Schmeling;H. Wachsmuth;C. Zeitnitz;T. Ziegler;J.J. Aubert;C. Benchouk;A. Bonissent;J. Carr;P. Coyle;A. Ealet;D. Fouchez;F. Motsch;P. Payre;M. Talby;M. Thulasidas;A. Tilquin;M. Aleppo;M. Antonelli;F. Ragusa;R. Berlich;V. Buscher;H. Dietl;G. Ganis;K. Huttmann;G. Lutjens;C. Mannert;W. Manner;H.-G. Moser;S. Schael;R. Settles;H. Seywerd;H. Stenzel;W. Wiedenmann;G. Wolf;P. Azzurri;J. Boucrot;O. Callot;S. Chen;M. Davier;L. Duflot;J.-F. Grivaz;Ph. Heusse;A. Jacholkowska;M. Kado;J. Lefrancois;L. Serin;J.-J. Veillet;I. Videau;J.-B. de Vivie de Regie;D. Zerwas;G. Bagliesi;S. Bettarini;T. Boccali;C. Bozzi;G. Calderini;R. Dell'Orso;I. Ferrante;A. Giassi;A. Gregorio;F. Ligabue;A. Lusiani;P.S. Marrocchesi;A. Messineo;F. Palla;G. Rizzo;G. Sanguinetti;A. Sciaba;G. Sguazzoni;R. Tenchini;C. Vannini;A. Venturi;P.G. Verdini;G.A. Blair;J. Coles;G. Cowan;M.G. Green;D.E. Hutchcroft;L.T. Jones;T. Medcalf;J.A. Strong;J.H. von Wimmersperg-Toeller;D.R. Botterill;R.W. Clifft;T.R. Edgecock;P.R. Norton;J.C. Thompson;B. Bloch-Devaux;P. Colas;B. Fabbro;G. Faif;E. Lancon;M.-C. Lemaire;E. Locci;P. Perez;H. Przysiezniak;J. Rander;J.-F. Renardy;A. Rosowsky;A. Trabelsi;B. Tuchming;B. Vallage;S.N. Black;J.H. Dann;H.Y. Kim;N. Konstantinidis;A.M. Litke;M.A. McNeil;G. Taylor;C.N. Booth;S. Cartwright;F. Combley;P.N. Hodgson;M.S. Kelly;M. Lehto;L.F. Thompson;K. Affholderbach;A. Bohrer;S. Brandt;C. Grupen;A. Misiejuk;G. Prange;U. Sieler;G. Giannini;B. Gobbo;J. Putz;J. Rothberg;S. Wasserbaech;R.W. Williams;S.R. Armstrong;E. Charles;P. Elmer;D.P.S. Ferguson;Y. Gao;S. Gonzalez;T.C. Greening;O.J. Hayes;H. Hu;S. Jin;P.A. McNamara III;J.M. Nachtman;J. Nielsen;W. Orejudos;Y.B. Pan;Y. Saadi;I.J. Scott;J. Walsh;Sau Lan Wu;X. Wu;G. Zobernig. - In: PHYSICS LETTERS. SECTION B. - ISSN 0370-2693. - ELETTRONICO. - 453:(1999), pp. 121-137. [10.1016/S0370-2693(99)00305-6]
Measurement of the W mass in e+e− collisions at 183 GeV
FOCARDI, ETTORE;CIULLI, VITALIANO;
1999
Abstract
The mass of the W boson is obtained from reconstructed invariant mass distributions in W-pair events. The sample of W pairs is selected from 57 pb−1 collected with the ALEPH detector in 1997 at a centre-of-mass energy of 183 GeV. The invariant mass distributions of reweighted Monte Carlo events are fitted separately to the experimental distributions in the View the MathML source and all View the MathML source channels to give the following W masses: View the MathML source View the MathML source where the theory error represents the possible effects of final state interactions. The combination of these two measurements, including the LEP energy calibration uncertainty, gives View the MathML sourceI documenti in FLORE sono protetti da copyright e tutti i diritti sono riservati, salvo diversa indicazione.