Four-fermion events have been selected in a data sample of 5.8 pb−1 collected with the aleph detector at centre-of-mass energies of 130 and 136 GeV. The final states View the MathML source, ℓ+ℓ−ℓ+ℓ−, View the MathML source, and View the MathML source have been examined. Five events are observed in the data, in agreement with the Standard Model predictions of 6.67±0.38 events from four-fermion processes and 0.14−0.05+0.19 from background processes.

Four-fermion production in e+e− collisions at centre-of-mass energies of 130 and 136 GeV / D Buskulic;I De Bonis;D Decamp;P Ghez;C Goy;J.-P Lees;A Lucotte;M.-N Minard;J.-Y Nief;P Odier;B Pietrzyk;M.P Casado;M Chmeissani;J.M Crespo;M Delfino;I Efthymiopoulos;E Fernandez;M Fernandez-Bosman;Ll Garrido;A Juste;M Martinez;S Orteu;C Padilla;I.C Park;A Pascual;J.A Perlas;I Riu;F Sanchez;F Teubert;A Colaleo;D Creanza;M de Palma;G Gelao;M Girone;G Iaselli;G Maggi;M Maggi;N Marinelli;S Nuzzo;A Ranieri;G Raso;F Ruggieri;G Selvaggi;L Silvestris;P Tempesta;G Zito;X Huang;J Lin;Q Ouyang;T Wang;Y Xie;R Xu;S Xue;J Zhang;L Zhang;W Zhao;R Alemany;A.O Bazarko;M Cattaneo;P Comas;P Coyle;H Drevermann;R.W Forty;M Frank;R Hagelberg;J Harvey;P Janot;B Jost;E Kneringer;J Knobloch;I Lehraus;G Lutters;E.B Martin;P Mato;A Minten;R Miquel;Ll.M Mir;L Moneta;T Oest;A Pacheco;J.-F Pusztaszeri;F Ranjard;P Rensing;L Rolandi;D Schlatter;M Schmelling;M Schmitt;O Schneider;W Tejessy;I.R Tomalin;A Venturi;H Wachsmuth;A Wagner;Z Ajaltouni;A Barrès;C Boyer;A Falvard;P Gay;C Guicheney;P Henrard;J Jousset;B Michel;S Monteil;J-C Montret;D Pallin;P Perret;F Podlyski;J Proriol;P Rosnet;J.-M Rossignol;T Fearnley;J.B Hansen;J.D Hansen;J.R Hansen;P.H Hansen;B.S Nilsson;B Rensch;A Wäänänen;A Kyriakis;C Markou;E Simopoulou;A Vayaki;K Zachariadou;A Blondel;J.C Brient;A Rougé;M Rumpf;A Valassi;H Videau;E Focardi;G Parrini;M Corden;C Georgiopoulos;D.E Jaffe;A Antonelli;G Bencivenni;G Bologna;F Bossi;P Campana;G Capon;D Casper;V Chiarella;G Felici;P Laurelli;G Mannocchi;F Murtas;G.P Murtas;L Passalacqua;M Pepe-Altarelli;L Curtis;S.J Dorris;A.W Halley;I.G Knowles;J.G Lynch;V O'Shea;C Raine;P Reeves;J.M Scarr;K Smith;P Teixeira-Dias;A.S Thompson;F Thomson;S Thorn;R.M Turnbull;U Becker;C Geweniger;G Graefe;P Hanke;G Hansper;V Hepp;E.E Kluge;A Putzer;M Schmidt;J Sommer;H Stenzel;K Tittel;S Werner;M Wunsch;D Abbaneo;R Beuselinck;D.M Binnie;W Cameron;P.J Dornan;P Morawitz;A Moutoussi;J Nash;J.K Sedgbeer;A.M Stacey;M.D Williams;G Dissertori;P Girtler;D Kuhn;G Rudolph;A.P Betteridge;C.K Bowdery;P Colrain;G Crawford;A.J Finch;F Foster;G Hughes;T Sloan;E.P Whelan;M.I Williams;A Galla;A.M Greene;C Hoffmann;K Jacobs;K Kleinknecht;G Quast;B Renk;E Rohne;H.-G Sander;P van Gemmeren;C Zeitnitz;J.J Aubert;A.M Bencheikh;C Benchouk;A Bonissent;G Bujosa;D Calvet;J Carr;C Diaconu;N Konstantinidis;P Payre;D Rousseau;M Talby;A Sadouki;M Thulasidas;A Tilquin;K Trabelsi;M Aleppo;F Ragusa;C Bauer;R Berlich;W Blum;V Büscher;H Dietl;F Dydak;G Ganis;C Gotzhein;H Kroha;G Lütjens;G Lutz;W Männer;H.-G Moser;R Richter;A Rosado-Schlosser;S Schael;R Settles;H Seywerd;R.St Denis;H Stenzel;W Wiedenmann;G Wolf;J Boucrot;O Callot;A Cordier;M Davier;L Duflot;J.-F Grivaz;Ph Heusse;A Höcker;A Jacholkowska;M Jacquet;D.W Kim;F Le Diberder;J Lefrançois;A.-M Lutz;I Nikolic;H.J Park;M.-H Schune;S Simion;J.-J Veillet;I Videau;D Zerwas;P Azzurri;G Bagliesi;G Batignani;S Bettarini;C Bozzi;G Calderini;M Carpinelli;M.A Ciocci;V Ciulli;R Dell'Orso;R Fantechi;I Ferrante;A Giassi;A Gregorio;F Ligabue;A Lusiani;P.S Marrocchesi;A Messineo;F Palla;G Rizzo;G Sanguinetti;A Sciabà;P Spagnolo;J Steinberger;R Tenchini;G Tonelli;C Vannini;P.G Verdini;J Walsh;G.A Blair;L.M Bryant;F Cerutti;J.T Chambers;Y Gao;M.G Green;T Medcalf;P Perrodo;J.A Strong;J.H von Wimmersperg-Toeller;D.R Botterill;R.W Clifft;T.R Edgecock;S Haywood;P Maley;P.R Norton;J.C Thompson;A.E Wright;B Bloch-Devaux;P Colas;S Emery;W Kozanecki;E Lançon;M.C Lemaire;E Locci;B Marx;P Perez;J Rander;J.-F Renardy;A Roussarie;J.-P Schuller;J Schwindling;A Trabelsi;B Vallage;S.N Black;J.H Dann;R.P Johnson;H.Y Kim;A.M Litke;M.A McNeil;G Taylor;C.N Booth;R Boswell;C.A.J Brew;S Cartwright;F Combley;A Koksal;M Letho;W.M Newton;J Reeve;L.F Thompson;A Böhrer;S Brandt;G Cowan;C Grupen;P Saraiva;L Smolik;F Stephan;M Apollonio;L Bosisio;R Della Marina;G Giannini;B Gobbo;G Musolino;J Putz;J Rothberg;S Wasserbaech;R.W Williams;S.R Armstrong;P Elmer;Z Feng;D.P.S Ferguson;Y.S Gao;S González;J Grahl;T.C Greening;O.J Hayes;H Hu;P.A McNamara;J.M Nachtman;W Orejudos;Y.B Pan;Y Saadi;I.J Scott;A.M Walsh;Sau Lan Wu;X Wu;J.M Yamartino;M Zheng;G Zobernig. - In: PHYSICS LETTERS. SECTION B. - ISSN 0370-2693. - ELETTRONICO. - 388:(1996), pp. 419-430. [10.1016/S0370-2693(96)01226-9]

Four-fermion production in e+e− collisions at centre-of-mass energies of 130 and 136 GeV

FOCARDI, ETTORE;CIULLI, VITALIANO;
1996

Abstract

Four-fermion events have been selected in a data sample of 5.8 pb−1 collected with the aleph detector at centre-of-mass energies of 130 and 136 GeV. The final states View the MathML source, ℓ+ℓ−ℓ+ℓ−, View the MathML source, and View the MathML source have been examined. Five events are observed in the data, in agreement with the Standard Model predictions of 6.67±0.38 events from four-fermion processes and 0.14−0.05+0.19 from background processes.
1996
388
419
430
D Buskulic;I De Bonis;D Decamp;P Ghez;C Goy;J.-P Lees;A Lucotte;M.-N Minard;J.-Y Nief;P Odier;B Pietrzyk;M.P Casado;M Chmeissani;J.M Crespo;M Delfino;I Efthymiopoulos;E Fernandez;M Fernandez-Bosman;Ll Garrido;A Juste;M Martinez;S Orteu;C Padilla;I.C Park;A Pascual;J.A Perlas;I Riu;F Sanchez;F Teubert;A Colaleo;D Creanza;M de Palma;G Gelao;M Girone;G Iaselli;G Maggi;M Maggi;N Marinelli;S Nuzzo;A Ranieri;G Raso;F Ruggieri;G Selvaggi;L Silvestris;P Tempesta;G Zito;X Huang;J Lin;Q Ouyang;T Wang;Y Xie;R Xu;S Xue;J Zhang;L Zhang;W Zhao;R Alemany;A.O Bazarko;M Cattaneo;P Comas;P Coyle;H Drevermann;R.W Forty;M Frank;R Hagelberg;J Harvey;P Janot;B Jost;E Kneringer;J Knobloch;I Lehraus;G Lutters;E.B Martin;P Mato;A Minten;R Miquel;Ll.M Mir;L Moneta;T Oest;A Pacheco;J.-F Pusztaszeri;F Ranjard;P Rensing;L Rolandi;D Schlatter;M Schmelling;M Schmitt;O Schneider;W Tejessy;I.R Tomalin;A Venturi;H Wachsmuth;A Wagner;Z Ajaltouni;A Barrès;C Boyer;A Falvard;P Gay;C Guicheney;P Henrard;J Jousset;B Michel;S Monteil;J-C Montret;D Pallin;P Perret;F Podlyski;J Proriol;P Rosnet;J.-M Rossignol;T Fearnley;J.B Hansen;J.D Hansen;J.R Hansen;P.H Hansen;B.S Nilsson;B Rensch;A Wäänänen;A Kyriakis;C Markou;E Simopoulou;A Vayaki;K Zachariadou;A Blondel;J.C Brient;A Rougé;M Rumpf;A Valassi;H Videau;E Focardi;G Parrini;M Corden;C Georgiopoulos;D.E Jaffe;A Antonelli;G Bencivenni;G Bologna;F Bossi;P Campana;G Capon;D Casper;V Chiarella;G Felici;P Laurelli;G Mannocchi;F Murtas;G.P Murtas;L Passalacqua;M Pepe-Altarelli;L Curtis;S.J Dorris;A.W Halley;I.G Knowles;J.G Lynch;V O'Shea;C Raine;P Reeves;J.M Scarr;K Smith;P Teixeira-Dias;A.S Thompson;F Thomson;S Thorn;R.M Turnbull;U Becker;C Geweniger;G Graefe;P Hanke;G Hansper;V Hepp;E.E Kluge;A Putzer;M Schmidt;J Sommer;H Stenzel;K Tittel;S Werner;M Wunsch;D Abbaneo;R Beuselinck;D.M Binnie;W Cameron;P.J Dornan;P Morawitz;A Moutoussi;J Nash;J.K Sedgbeer;A.M Stacey;M.D Williams;G Dissertori;P Girtler;D Kuhn;G Rudolph;A.P Betteridge;C.K Bowdery;P Colrain;G Crawford;A.J Finch;F Foster;G Hughes;T Sloan;E.P Whelan;M.I Williams;A Galla;A.M Greene;C Hoffmann;K Jacobs;K Kleinknecht;G Quast;B Renk;E Rohne;H.-G Sander;P van Gemmeren;C Zeitnitz;J.J Aubert;A.M Bencheikh;C Benchouk;A Bonissent;G Bujosa;D Calvet;J Carr;C Diaconu;N Konstantinidis;P Payre;D Rousseau;M Talby;A Sadouki;M Thulasidas;A Tilquin;K Trabelsi;M Aleppo;F Ragusa;C Bauer;R Berlich;W Blum;V Büscher;H Dietl;F Dydak;G Ganis;C Gotzhein;H Kroha;G Lütjens;G Lutz;W Männer;H.-G Moser;R Richter;A Rosado-Schlosser;S Schael;R Settles;H Seywerd;R.St Denis;H Stenzel;W Wiedenmann;G Wolf;J Boucrot;O Callot;A Cordier;M Davier;L Duflot;J.-F Grivaz;Ph Heusse;A Höcker;A Jacholkowska;M Jacquet;D.W Kim;F Le Diberder;J Lefrançois;A.-M Lutz;I Nikolic;H.J Park;M.-H Schune;S Simion;J.-J Veillet;I Videau;D Zerwas;P Azzurri;G Bagliesi;G Batignani;S Bettarini;C Bozzi;G Calderini;M Carpinelli;M.A Ciocci;V Ciulli;R Dell'Orso;R Fantechi;I Ferrante;A Giassi;A Gregorio;F Ligabue;A Lusiani;P.S Marrocchesi;A Messineo;F Palla;G Rizzo;G Sanguinetti;A Sciabà;P Spagnolo;J Steinberger;R Tenchini;G Tonelli;C Vannini;P.G Verdini;J Walsh;G.A Blair;L.M Bryant;F Cerutti;J.T Chambers;Y Gao;M.G Green;T Medcalf;P Perrodo;J.A Strong;J.H von Wimmersperg-Toeller;D.R Botterill;R.W Clifft;T.R Edgecock;S Haywood;P Maley;P.R Norton;J.C Thompson;A.E Wright;B Bloch-Devaux;P Colas;S Emery;W Kozanecki;E Lançon;M.C Lemaire;E Locci;B Marx;P Perez;J Rander;J.-F Renardy;A Roussarie;J.-P Schuller;J Schwindling;A Trabelsi;B Vallage;S.N Black;J.H Dann;R.P Johnson;H.Y Kim;A.M Litke;M.A McNeil;G Taylor;C.N Booth;R Boswell;C.A.J Brew;S Cartwright;F Combley;A Koksal;M Letho;W.M Newton;J Reeve;L.F Thompson;A Böhrer;S Brandt;G Cowan;C Grupen;P Saraiva;L Smolik;F Stephan;M Apollonio;L Bosisio;R Della Marina;G Giannini;B Gobbo;G Musolino;J Putz;J Rothberg;S Wasserbaech;R.W Williams;S.R Armstrong;P Elmer;Z Feng;D.P.S Ferguson;Y.S Gao;S González;J Grahl;T.C Greening;O.J Hayes;H Hu;P.A McNamara;J.M Nachtman;W Orejudos;Y.B Pan;Y Saadi;I.J Scott;A.M Walsh;Sau Lan Wu;X Wu;J.M Yamartino;M Zheng;G Zobernig
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