First measurement of the ratio B(t → Wb)/B(t → Wq) and associated limit on the Cabibbo-Kobayashi-Maskawa element ΙVtbΙ

AFFOLDER T;AKIMOTO H;AKOPIAN A;ALBROW MG;AMARAL P;AMENDOLIA SR;AMIDEI D;ANIKEEV K;ANTOS J;APOLLINARI G;ARISAWA T;ASAKAWA T;ASHMANSKAS W;AZFAR F;AZZI BACCHETTA P;BACCHETTA N;BAILEY MW;BAILEY S;DE BARBARO P;BARBARO GALTIERI A;BARNES VE;BARNETT BA;BAROIANT S;BARONE M;BAUER G;BEDESCHI F;BELFORTE S;BELL WH;BELLETTINI G;BELLINGER J;BENJAMIN D;BENSINGER J;BERETVAS A;BERGE JP;BERRYHILL J;BEVENSEE B;BHATTI A;BINKLEY M;BISELLO, DARIO;BISHAI M;BLAIR RE;BLOCKER C;BLOOM K;BLUMENFELD B;BLUSK SR;BOCCI A;BODEK A;BOKHARI W;BOLLA G;BONUSHKIN Y;BORTOLETTO D;BOUDREAU J;BRANDL A;VAN DEN BRINK S;BROMBERG C;BROZOVIC M;BRUNER N;BUCKLEY GEER E;BUDAGOV J;BUDD HS;BURKETT K;BUSETTO, GIOVANNI;BYON WAGNER A;BYRUM KL;CALAFIURA P;CAMPBELL M;CARITHERS W;CARLSON J;CARLSMITH D;CASKEY W;CASSADA J;CASTRO A;CAUZ D;CERRI A;CHAN AW;CHANG PS;CHANG PT;CHAPMAN J;CHEN C;CHEN YC;CHENG MT;CHERTOK M;CHIARELLI G;CHIRIKOV ZORIN I;CHLACHIDZE G;CHLEBANA F;CHRISTOFEK L;CHU ML;CHUNG YS;CIOBANU CI;CLARK AG;CONNOLLY A;CONWAY J;CORDELLI M;CRANSHAW J;CRONIN HENNESSY D;CROPP R;CULBERTSON R;DAGENHART D;D'AURIA S;DEJONGH F;DELL'AGNELLO S;DELL'ORSO M;DEMORTIER L;DENINNO M;DERWENT PF;DEVLIN T;DITTMANN JR;DONATI S;DONE J;DORIGO T;EDDY N;EINSWEILER K;ELIAS JE;ENGELS E;ERBACHER R;ERREDE D;ERREDE S;FAN Q;FEILD RG;FERNANDEZ JP;FERRETTI C;FIELD RD;FIORI I;FLAUGHER B;FOSTER GW;FRANKLIN M;FREEMAN J;FRIEDMAN J;FUKUI Y;FURIC I;GALEOTTI S;GALLINARO M;GAO T;GARCIA SCIVERES M;GARFINKEL AF;GATTI P;GAY C;GERDES DW;GIANNETTI P;GIROMINI P;GLAGOLEV V;GLENZINSKI D;GOLD M;GOLDSTEIN J;GORDON A;GORELOV I;GOSHAW AT;GOTRA Y;GOULIANOS K;GREEN C;GRIM G;GRIS P;GROER L;GROSSO PILCHER C;GUENTHER M;GUILLIAN G;DA COSTA JG;HAAS RM;HABER C;HAFEN E;HAHN SR;HALL C;HANDA T;HANDLER R;HAO W;HAPPACHER F;HARA K;HARDMAN AD;HARRIS RM;HARTMANN F;HATAKEYAMA K;HAUSER J;HEINRICH J;HEISS A;HERNDON M;HILL C;HOFFMAN KD;HOLCK C;HOLLEBEEK R;HOLLOWAY L;HUGHES R;HUSTON J;HUTH J;IKEDA H;INCANDELA J;INTROZZI G;IWAI J;IWATA Y;JAMES E;JENSEN H;JONES M;JOSHI U;KAMBARA H;KAMON T;KANEKO T;KARR K;KASHA H;KATO Y;KEAFFABER TA;KELLEY K;KELLY M;KENNEDY RD;KEPHART R;KHAZINS D;KIKUCHI T;KILMINSTER B;KIM BJ;KIM DH;KIM HS;KIM MJ;KIM SH;KIM YK;KIRBY M;KIRK M;KIRSCH L;KLIMENKO S;KOEHN P;KONGETER A;KONDO K;KONIGSBERG J;KORDAS K;KORN A;KORYTOV A;KOVACS E;KROLL J;KRUSE M;KUHLMANN SE;KURINO K;KUWABARA T;LAASANEN AT;LAI N;LAMI S;LAMMEL S;LAMOUREUX JI;LANCASTER J;LANCASTER M;LANDER R;LATINO G;LECOMPTE T;LEE AM;LEE K;LEONE S;LEWIS JD;LINDGREN M;LISS TM;LIU JB;LIU YC;LITVINTSEV DO;LOBBAN O;LOCKYER N;LOKEN J;LORETI M;LUCCHESI, DONATELLA;LUKENS P;LUSIN S;LYONS L;LYS J;MADRAK R;MAESHIMA K;MAKSIMOVIC P;MALFERRARI L;MANGANO M;MARIOTTI, MOSE';MARTIGNON G;MARTIN A;MATTHEWS JAJ;MAYER J;MAZZANTI P;MCFARLAND KS;MCINTYRE P;MCKIGNEY E;MENGUZZATO M;MENZIONE A;MESROPIAN C;MEYER A;MIAO T;MILLER R;MILLER JS;MINATO H;MISCETTI S;MIKSHINA M;MITSELMAKHER G;MOGGI N;MOORE E;MOORE R;MORITA Y;MOULIK T;MULHEARN M;MUKHERJEE A;MULLER T;MUNAR A;MURAT P;MURGIA S;NACHTMAN J;NAGASLAEV V;NAHN S;NAKADA H;NAKAYA T;NAKANO I;NELSON C;NELSON T;NEU C;NEUBERGER D;NEWMAN HOLMES C;NGAN CYP;NIU H;NODULMAN L;NOMEROTSKI A;OH SH;OHMOTO T;OHSUGI T;OISHI R;OKUSAWA T;OLSEN J;OREJUDOS W;PAGLIARONE C;PALMONARI F;PAOLETTI R;PAPADIMITRIOU V;PAPPAS SP;PARTOS D;PATRICK J;PAULETTA G;PAULINI M;PAUS C;PESCARA L;PHILLIPS TJ;PIACENTINO G;PITTS KT;POMPOS A;PONDROM L;POPE G;POPOVIC M;PROKOSHIN F;PROUDFOOT J;PTOHOS F;PUKHOV O;PUNZI G;RAGAN K;RAKITINE A;REHER D;REICHOLD A;RIBON A;RIEGLER W;RIMONDI F;RISTORI L;RIVELINE M;ROBERTSON WJ;ROBINSON A;RODRIGO T;ROLLI S;ROSENSON L;ROSER R;ROSSIN, ROBERTO;ROY A;SAFONOV A;ST DENIS R;SAKUMOTO WK;SALTZBERG D;SANCHEZ C;SANSONI A;SANTI L;SATO H;SAVARD P;SCHLABACH P;SCHMIDT EE;SCHMIDT MP;SCHMITT M;SCODELLARO L;SCOTT A;SCRIBANO A;SEGLER S;SEIDEL S;SEIYA Y;SEMENOV A;SEMERIA F;SHAH T;SHAPIRO MD;SHEPARD PF;SHIBAYAMA T;SHIMOJIMA M;SHOCHET M;SIEGRIST J;SILL A;SINERVO P;SINGH P;SLAUGHTER AJ;SLIWA K;SMITH C;SNIDER FD;SOLODSKY A;SPALDING J;SPEER T;SPHICAS P;SPINELLA F;SPIROPULU M;SPIEGEL L;STEELE J;STEFANINI A;STROLOGAS J;STRUMIA F;STUART D;SUMOROK K;SUZUKI T;TAKANO T;TAKASHIMA R;TAKIKAWA K;TAMUBRELLO P;TARTARELLI GF;TANAKA M;TANNENBAUM B;TAYLOR W;TECCHIO M;TESAREK R;TENG PK;TERASHI K;TETHER S;THOMPSON AS;THURMAN KEUP R;TIPTON P;TKACZYK S;TOLLEFSON K;TOLLESTRUP A;TOYODA H;TRISCHUK W;DE TROCONIZ JF;TSENG J;TURINI N;UKEGAWA F;VAICIULIS T;VALLS J;VEJCIK S;VELEV G;VIDAL R;VILAR R;VOLOBOUEV I;VICINIC D;WAGNER RG;WAGNER RL;WAHL J;WALLACE NB;WALSH AM;WANG C;WANG MJ;WATANABE T;WATERS D;WATTS T;WEBB R;WENZEL H;WESTER WC;WICKLUND AB;WICKLUND E;WILKES T;WILLIAMS HH;WILSON P;WINER BL;WINN D;WOLBERS S;WOLINSKI D;WOLINSKI J;WOLINSKI S;WORM S;WU X;WYSS J;YAGIL A;YAO W;YEH GP;YEH P;YOH J;YOSEF C;YOSHIDA T;YU I;YU S;YU Z;ZANETTI A;ZETTI F;ZUCCHELLI S.

2001