We have studied the four-fermion processes ee --> eeee, eemumu, eetautau, mumumumu, mumutautau, eeqq and mumuqq with the L3 detector at LEP. For an integrated luminosity of 36 pb-1, corresponding to 960000 hadronic Z decays, we find a total of 67 candidate events. The rate and kinematical distributions are found to be consistent with first order Monte Carlo calculations based on the Standard Model. No significant structure is seen in the dilepton invariant or recoil mass spectra.

A Study of 4-fermion Processes At Lep / A. ADAM;O. ADRIANI;M. AGUILARBENITEZ;S. AHLEN;J. ALCARAZ;A. ALOISIO;G. ALVERSON;M. G. ALVIGGI;G. AMBROSI;Q. AN;H. ANDERHUB;A. L. ANDERSON;V. P. ANDREEV;T. ANGELESCU;L. ANTONOV;D. ANTREASYAN;P. ARCE;A. AREFIEV;A. ATAMANCHUK;T. AZEMOON;T. AZIZ;P. V. K.;P. BAGNAIA;J. A. BAKKEN;R. C. BALL;S. BANERJEE;K. BANICZ;J. BAO;R. BARILLERE;L. BARONE;A. BASCHIROTTO;R. BATTISTON;A. BAY;F. BECATTINI;U. BECKER;F. BEHNER;J. BEHRENS;G. L. BENCZE;J. BERDUGO;P. BERGES;B. BERTUCCI;B. L. BETEV;M. BIASINI;A. BILAND;G. M. BILEI;R. BIZZARRI;J. J. BLAISING;G. J. BOBBINK;R. BOCK;A. BOHM;B. BORGIA;M. BOSETTI;D. BOURILKOV;M. BOURQUIN;D. BOUTIGNY;B. BOUWENS;E. BRAMBILLA;J. G. BRANSON;I. C. BROCK;M. BROOKS;A. BUJAK;J. D. BURGER;W. J. BURGER;J. BUSENITZ;A. BUYTENHUIJS;X. D. CAI;M. CAPELL;M. CARIA;G. CARLINO;A. M. CARTACCI;R. CASTELLO;M. CERRADA;F. CESARONI;Y. H. CHANG;U. K. CHATURVEDI;M. CHEMARIN;A. CHEN;C. CHEN;G. CHEN;G. M. CHEN;H. F. CHEN;H. S. CHEN;M. CHEN;W. Y. CHEN;G. CHIEFARI;C. Y. CHIEN;M. T. CHOI;S. CHUNG;C. CIVININI;I. CLARE;R. CLARE;T. E. COAN;H. O. COHN;G. COIGNET;N. COLINO;A. CONTIN;S. COSTANTINI;F. COTOROBAI;X. T. CUI;X. Y. CUI;T. S. DAI;R. DALESSANDRO;R. DEASMUNDIS;A. DEGRE;K. DEITERS;E. DENES;P. DENES;F. DENOTARISTEFANI;M. DHINA;D. DIBITONTO;M. DIEMOZ;H. R. DIMITROV;C. DIONISI;M. DITTMAR;L. DJAMBAZOV;M. T. DOVA;E. DRAGO;D. DUCHESNEAU;P. DUINKER;I. DURAN;S. EASO;H. ELMAMOUNI;A. ENGLER;F. J. EPPLING;F. C. ERNE;P. EXTERMANN;R. FABBRETTI;M. FABRE;S. FALCIANO;S. J. FAN;O. FACKLER;J. FAY;M. FELCINI;T. FERGUSON;D. FERNANDEZ;G. FERNANDEZ;F. FERRONI;H. FESEFELDT;E. FIANDRINI;J. H. FIELD;F. FILTHAUT;P. H. FISHER;G. FORCONI;L. FREDJ;K. FREUDENREICH;W. FRIEBEL;M. FUKUSHIMA;M. GAILLOUD;Y. GALAKTIONOV;E. GALLO;S. N. GANGULI;P. GARCIAABIA;D. GELE;S. GENTILE;N. GHEORDANESCU;S. GIAGU;S. GOLDFARB;Z. F. GONG;E. GONZALEZ;A. GOUGAS;D. GOUJON;G. GRATTA;M. GRUENEWALD;C. GU;M. GUANZIROLI;J. K. GUO;V. K. GUPTA;A. GURTU;H. R. GUSTAFSON;L. J. GUTAY;K. HANGARTER;A. 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VOGEL;H. VOGT;I. VOROBIEV;A. A. VOROBYOV;L. VUILLEUMIER;M. WADHWA;W. WALLRAFF;C. WANG;C. R. WANG;X. L. WANG;Y. F. WANG;Z. M. WANG;A. WEBER;J. WEBER;R. WEILL;T. J. WENAUS;J. WENNINGER;M. WHITE;C. WILLMOTT;F. WITTGENSTEIN;D. WRIGHT;S. X. WU;S. WYNHOFF;B. WYSLOUCH;Y. Y. XIE;J. G. XU;Z. Z. XU;Z. L. XUE;D. S. YAN;B. Z. YANG;C. G. YANG;G. YANG;C. H. YE;J. B. YE;Q. YE;S. C. YEH;Z. W. YIN;J. M. YOU;N. YUNUS;M. YZERMAN;C. ZACCARDELLI;P. ZEMP;M. ZENG;Y. ZENG;D. H. ZHANG;Z. P. ZHANG;B. ZHOU;G. J. ZHOU;J. F. ZHOU;R. Y. ZHU;A. ZICHICHI;B. O. C.. - In: PHYSICS LETTERS. SECTION B. - ISSN 0370-2693. - STAMPA. - 321:(1994), pp. 283-294. [10.1016/0370-2693(94)90478-2]

A Study of 4-fermion Processes At Lep

ADRIANI, OSCAR;D'ALESSANDRO, RAFFAELLO;M. LENTI;
1994

Abstract

We have studied the four-fermion processes ee --> eeee, eemumu, eetautau, mumumumu, mumutautau, eeqq and mumuqq with the L3 detector at LEP. For an integrated luminosity of 36 pb-1, corresponding to 960000 hadronic Z decays, we find a total of 67 candidate events. The rate and kinematical distributions are found to be consistent with first order Monte Carlo calculations based on the Standard Model. No significant structure is seen in the dilepton invariant or recoil mass spectra.
1994
321
283
294
A. ADAM;O. ADRIANI;M. AGUILARBENITEZ;S. AHLEN;J. ALCARAZ;A. ALOISIO;G. ALVERSON;M. G. ALVIGGI;G. AMBROSI;Q. AN;H. ANDERHUB;A. L. ANDERSON;...espandi
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Utilizza questo identificatore per citare o creare un link a questa risorsa: https://hdl.handle.net/2158/772799
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