MEASUREMENT OF THE RATIO SIGMA-B(P(P)OVER-BAR-]W-]E-NU)/SIGMA-B(P(P)OVER-BAR-]Z(O)-]EE) IN P(P)OVER-BAR COLLISIONS AT ROOT-S=1800 GEV
Year: 1995
Authors: ABE F., ALBROW MG., AMENDOLIA SR., AMIDEI D., ANTOS J., ANWAYWIESE C., APOLLINARI G., ARETI H., ATAC M., AUCHINCLOSS P., AZFAR F., AZZI P., BACCHETTA N., BADGETT W., BAILEY MW., BAO J., DEBARBARO P., BARBAROGALTIERI A., BARNES VE., BARNETT BA., BARTALINI P., BAUER G., BAUMANN T., BEDESCHI F., BEHRENDS S., BELFORTE S., BELLETTINI G., BELLINGER J., BENJAMIN D., BENLLOCH J., BENSINGER J., BENTON D., BERETVAS A., BERGE JP., BERTOLUCCI S., BHATTI A., BIERY K., BINKLEY M., BIRD F., BISELLO D., BLAIR RE., BLOCKER C., BODEK A., BOKHARI W., BOLOGNESI V., BORTOLETTO D., BOSWELL C., BOULOS T., BRANDENBURG G., BROMBERG C., BUCKLEYGEER E., BUDD HS., BURKETT K., BUSETTO G., BYONWAGNER A., BYRUM KL., CAMMERATA J., CAMPAGNARI C., CAMPBELL M., CANER A., CARITHERS W., CARLSMITH D., CASTRO A., CEN Y., CERVELLI F., CHAO HY., CHAPMAN J., CHENG MT., CHIARELLI G., CHIKAMATSU T., CHIOU N., CIHANGIR S., CLARK AG., COBAL M., CONTRERAS M., CONWAY J., COOPER J., CORDELLI M., COUYOUMTZELIS C., CRANE D., CUNNINGHAM JD., DANIELS T., DEJONGH F., DELCHAMPS S., DELLAGNELLO S., DELLORSO M., DEMORTIER L., DENBY B., DENINNO M., DERWENT PF., DEVLIN T., DICKSON M., DITTMAN J., DONATI S., DRUCKER RB., DUNN A., EINSWEILER K., ELIAS JE., ELY R., ENGELS E., ENO S., ERREDE D., ERREDE S., FAN Q., FARHAT B., FIORI I., FLAUGHER B., FOSTER GW., FRANKLIN M., FRAUTSCHI M., FREEMAN J., FRIEDMAN J., FRISCH H., FRY A., FUESS TA., FUKUI Y., FUNAKI S., GAGLIARDI G., GALEOTTI S., GALLINARO M., GARFINKEL AF., GEER S., GERDES DW., GIANNETTI P., GIOKARIS N., GIROMINI P., GLADNEY L., GLENZINSKI D., GOLD M., GONZALEZ J., GORDON A., GOSHAW AT., GOULIANOS K., GRASSMANN H., GREWAL A., GROER L., GROSSOPILCHER C., HABER C., HAHN SR., HAMILTON R., HANDLER R., HANS RM., HARA K., HARRAL B., HARRIS RM., HAUGER SA., HAUSER J., HAWK C., HEINRICH J., CRONINHENNESSY D., HOLLEBEEK R., HOLLOWAY L., HOLSCHER A., HONG S., HOUK G., HU P., HUFFMAN BT., HUGHES R., HURST P., HUSTON J., HUTH J., HYLEN J., INCAGLI M., INCANDELA J., ISO H., JENSEN H., JESSOP CP., JOSHI U., KADEL RW., KAJFASZ E., KAMON T., KANEKO T., KARDELIS DA., KASHA H., KATO Y., KEEBLE L., KENNEDY RD., KEPHART R., KESTEN P., KESTENBAUM D., KEUP RM., KEUTELIAN H., KEYVAN F., KIM DH., KIM HS., KIM SB., KIM SH., KIM YK., KIRSCH L., KIEHN P., KONDO K., KONIGSBERG J., KOPP S., KORDAS K., KOSKA W., KOVACS E., KOWALD W., KRASBERG M., KROLL J., KRUSE M., KUHLMANN SE., KUNS E., LAASANEN AT., LABANCA N., LAMMEL S., LAMOUREUX JI., LECOMPTE T., LEONE S., LEWIS JD., LIMON P., LINDGREN M., LISS TM., LOCKYER N., LOOMIS C., LONG O., LORETI M., LOW EH., LU J., LUCCHESI D., LUCHINI CB., LUKENS P., LYS J., MAAS P., MAESHIMA K., MAGHAKIAN A., MAKSIMOVIC P., MANGANO M., MANSOUR J., MARIOTTI M., MARRINER JP., MARTIN A., MATTHEWS JAJ., MATTINGLY R., MCINTYRE P., MELESE P., MENZIONE A., MESCHI E., MICHAIL G., MIKAMO S., MILLER M., MILLER R., MIMASHI T., MISCETTI S., MISHINA M., MITSUSHIO H., MIYASHITA S., MORITA Y., MOULDING S., MUELLER J., MUKHERJEE A., MULLER T., MUSGRAVE P., NAKAE LF., NAKANO I., NELSON C., NEUBERGER D., NEWMANHOLMES C., NODULMAN L., OGAWA S., OH SH., OHL KE., OISHI R., OKUSAWA T., PAGLIARONE C., PAOLETTI R., PAPADIMITRIOU V., PARK S., PATRICK J., PAULETTA G., PAULINI M., PESCARA L., PETERS MD., PHILLIPS TJ., PIACENTINO G., PILLAI M., PLUNKETT R., PONDROM L., PRODUIT N., PROUDFOOT J., PTOHOS F., PUNZI G., RAGAN K., RIMONDI F., RISTORI L., ROACHBELLINO M., ROBERTSON WJ., RODRIGO T., ROMANO J., ROSENSON L., SAKUMOTO WK., SALTZBERG D., SANSONI A., SCARPINE V., SCHINDLER A., SCHLABACH P., SCHMIDT EE., SCHMIDT MP., SCHNEIDER O., SCIACCA GF., SCRIBANO A., SEGLER S., SEIDEL S., SEIYA Y., SGANOS G., SGOLACCHIA A., SHAPIRO M., SHAW NM., SHEN Q., SHEPARD PF., SHIMOJIMA M., SHOCHET M., SIEGRIST J., SIL A., SINERVO P., SINGH P., SKARHA J., SLIWA K., SMITH DA., SNIDER FD., SONG L., SONG T., SPALDING J., SPIEGEL L., SPHICAS P., SPIES A., STANCO L., STEELE J., STEFANINI A., STRAHL K., STRAIT J., STUART D., SULLIVAN G., SUMOROK K., SWARTZ RL., TAKAHASHI T., TAKIKAWA K., TARTARELLI F., TAYLOR W., TERAMOTO Y., TETHER S., THERIOT D., THOMAS J., THOMAS TL., THUN R., TIMKO M., TIPTON P., TITOV A., TKACZYK S., TOLLEFSON K., TOLLESTRUP A., TONNISON J., DETROCONIZ JF., TSENG J., TURCOTTE M., TURINI N., UEMURA N., UKEGAWA F., UNAL G., VANDENBRINK S., VEJCIK S., VIDAL R., VONDRACEK M., WAGNER RG., WAGNER RL., WAINER N., WALKER RC., WANG CH., WANG G., WANG J., WANG MJ., WANG QF., WARBURTON A., WATTS G., WATTS T., WEBB R., WENDT C., WENZEL H., WESTER WC., WESTHUSING T., WICKLUND AB., WICKLUND E., WILKINSON R., WILLIAMS HH., WILSON P., WINER BL., WOLINSKI J., WU DY., WU X., WYSS J., YAGIL A., YAO W., YASUOKA K., YE Y., YEH GP., YEH P., YIN M., YOH J., YOSHIDA T., YOUSEF C., YOVANOVITCH D., YU I., YUN JC., ZANETTI A., ZETTI F., ZHANG L., ZHANG S., ZHANG W., ZUCCHELLI S.
Autors Affiliation: GONNE NATL LAB, ARGONNE, IL 60439 USA; UNIV BOLOGNA, IST NAZL FIS NUCL, I-40126 BOLOGNA, ITALY; BRANDEIS UNIV, WALTHAM, MA 02254 USA; UNIV CALIF LOS ANGELES, LOS ANGELES, CA 90024 USA; UNIV CHICAGO, CHICAGO, IL 60637 USA; DUKE UNIV, DURHAM, NC 27708 USA; FERMILAB NATL ACCELERATOR LAB, BATAVIA, IL 60510 USA; IST NAZL FIS NUCL, LAB NAZL FRASCATI, I-00044 FRASCATI, ITALY; HARVARD UNIV, CAMBRIDGE, MA 02138 USA; UNIV ILLINOIS, URBANA, IL 61801 USA; MCGILL UNIV, INST PARTICLE PHYS, MONTREAL, PQ H3A 2T8, CANADA; UNIV TORONTO, TORONTO, ON M5S 1A7, CANADA; JOHNS HOPKINS UNIV, BALTIMORE, MD 21218 USA; LAWRENCE BERKELEY LAB, BERKELEY, CA 94720 USA; MIT, CAMBRIDGE, MA 02139 USA; UNIV MICHIGAN, ANN ARBOR, MI 48109 USA; MICHIGAN STATE UNIV, E LANSING, MI 48824 USA; UNIV NEW MEXICO, ALBUQUERQUE, NM 87131 USA; OSAKA CITY UNIV, OSAKA 588, JAPAN; UNIV PADUA, IST NAZL FIS NUCL, SEZ PADOVA, I-35131 PADUA, ITALY; UNIV PENN, PHILADELPHIA, PA 19104 USA; UNIV PITTSBURGH, PITTSBURGH, PA 15260 USA; UNIV PISA, IST NAZL FIS NUCL, I-56100 PISA, ITALY; SCUOLA NORMALE SUPER PISA, I-56100 PISA, ITALY; PURDUE UNIV, W LAFAYETTE, IN 47907 USA; UNIV ROCHESTER, ROCHESTER, NY 14627 USA; ROCKEFELLER UNIV, NEW YORK, NY 10021 USA; RUTGERS STATE UNIV, PISCATAWAY, NJ 08854 USA; ACAD SINICA, TAIPEI 11529, TAIWAN; SUPERCONDUCTING S UPER COLLIDER LAB, DALLAS, TX 75237 USA; TEXAS A&M UNIV, COLLEGE STN, TX 77843 USA; TEXAS TECH UNIV, LUBBOCK, TX 79409 USA; UNIV TSUKUBA, TSUKUBA, IBARAKI 305, JAPAN; TUFTS UNIV, MEDFORD, MA 02155 USA; UNIV WISCONSIN, MADISON, WI 53706 USA; YALE UNIV, NEW HAVEN, CT 06511 USA.
Abstract: We present an analysis of data from p ($) over bar p collisions at a center-of-mass energy of root s = 1800 GeV. A measurement is made of the ratio R = sigma B(p ($) over bar p –> W –> ev)/sigma B(p ($) over bar p –> Z(0) –> ee). The data represent 19.6 pb(-1) collected by the Collider Detector at Fermilab during the 1992-1993 collider run of the Fermilab Tevatron. We find R = 10.90 +/- 0.32(stat)+/-0.29(syst), and from this value we extract a measurement of the W –> ev branching ratio Gamma(W –> ev)/Gamma(W) = 0.1094+/-0.0033(stat)+/-0.0031(syst). From this branching ratio we set a limit on the top quark mass of mt > 62 GeV/c(2) at the 95% confidence level. In contrast with direct searches for the top quark, this limit makes no assumptions about the allowed decay modes of the top quark. In addition, we use a calculation of the leptonic width Gamma(W –> ev) to obtain a value for the W total decay width:Gamma(W) = 2.064+/-0.060(stat)+/-0.059(syst) GeV.
Journal/Review: PHYSICAL REVIEW D
Volume: 52 (5) Pages from: R2624 to: +
KeyWords: = 1.8 Tev; Proton-antiproton Collisions; Pbarp Collisions; Radiative-corrections; W-boson; Standard Model; Cross-sections; Neutrinos; Number; DecayDOI: 10.1103/PhysRevD.52.2624Citations: 56data from “WEB OF SCIENCE” (of Thomson Reuters) are update at: 2024-11-24References taken from IsiWeb of Knowledge: (subscribers only)
