Search for supersymmetric partners of top and bottom quarks at root s=189 GeV

ABREU P;ADAM W;ADYE T;ADZIC P;AJINENKO I;ALBRECHT Z;ALDERWEIRELD T;ALEKSEEV GD;ALEMANY R;ALLMENDINGER T;ALLPORT PP;ALMEHED S;AMALDI U;AMAPANE N;AMATO S;ANASSONTZIS EG;ANDERSSON P;ANDREAZZA A;ANDRINGA S;ANTILOGUS P;APEL WD;ARNOUD Y;ASMAN B;AUGUSTIN JE;AUGUSTINUS A;BAILLON P;BALLESTRERO A;BAMBADE P;BARAO F;BARBIELLINI G;BARBIER R;BARDIN DY;BARKER G;BARONCELLI A;BATTAGLIA M;BAUBILLIER M;BECKS KH;BEGALLI M;BEHRMANN A;BEILLIERE P;BELOKOPYTOV Y;BENEKOS NC;BENVENUTI AC;BERAT C;BERGGREN M;BERTRAND D;BESANCON M;BIGI M;BILENKY MS;BIZOUARD MA;BLOCH D;BLOM HM;BONESINI M;BOONEKAMP M;BOOTH PSL;BORGLAND W;BORISOV G;BOSIO C;BOTNER O;BOUDINOV E;BOUQUET B;BOURDARIOS C;BOWCOCK TJV;BOYKO I;BOZOVIC I;BOZZO M;BRACKO M;BRANCHINI P;BRENNER RA;BRUCKMAN P;BRUNET JM;BUGGE L;BURAN T;BUSCHBECK B;BUSCHMANN P;CABRERA S;CACCIA, MASSIMO;CALVI M;CAMPORESI T;CANALE V;CARENA F;CARROLL L;CASO C;GIMENEZ MVC;CATTAI A;CAVALLO FR;CHABAUD V;CHARPENTIER P;CHECCHIA P;CHELKOV GA;CHIERICI R;CHLIAPNIKOV P;CHOCHULA P;CHOROWICZ V;CHUDOBA J;CIESLIK K;COLLINS P;CONTRI R;CORTINA E;COSME G;COSSUTTI F;CRAWLEY HB;CRENNELL D;CREPE S;CROSETTI G;MAESTRO JC;CZELLAR S;DAVENPORT M;DA SILVA W;DELLA RICCA G;DELPIERRE P;DEMARIA N;DE ANGELIS A;DE BOER W;DE CLERCQ C;DE LOTTO B;DE MIN A;DE PAULA L;DIJKSTRA H;DI CIACCIO L;DOLBEAU J;DOROBA K;DRACOS M;DREES J;DRIS M;DUPERRIN A;DURAND JD;EIGEN G;EKELOF T;EKSPONG G;ELLERT M;ELSING M;ENGEL JP;SANTO ME;FANOURAKIS G;FASSOULIOTIS D;FAYOT J;FEINDT M;FERRER A;FERRER RIBAS E;FERRO F;FICHET S;FIRESTONE A;FLAGMEYER U;FOETH H;FOKITIS E;FONTANELLI F;FRANEK B;FRODESEN AG;FRUHWIRTH R;FULDA QUENZER F;FUSTER J;GALLONI A;GAMBA D;GAMBLIN S;GANDELMAN M;GARCIA C;GASPAR C;GASPAR M;GASPARINI U;GAVILLET P;GAZIS EN;GELE D;GERALIS T;GERDYUKOV L;GHODBANE N;GIL I;GLEGE F;GOKIELI R;GOLOB B;GOMEZ CEBALLOS G;GONCALVES P;CABALLERO IG;GOPAL G;GORN L;GOUZ Y;GRACCO V;GRAHL J;GRAZIANI E;GRIS P;GROSDIDIER G;GRZELAK K;GUY J;HAAG C;HAHN F;HAHN S;HAIDER S;HALLGREN A;HAMACHER K;HANSEN J;HARRIS FJ;HEDBERG V;HEISING S;HERNANDEZ JJ;HERQUET P;HERR H;HESSING TL;HEUSER JM;HIGON E;HOLMGREN SO;HOLT P;HOORELBEKE S;HOULDEN M;HRUBEC J;HUBER M;HUET K;HUGHES GJ;HULTQVIST K;JACKSON JN;JACOBSSON R;JALOCHA P;JANIK R;JARLSKOG C;JARLSKOG G;JARRY P;JEAN MARIE B;JEANS D;JOHANSSON EK;JONSSON P;JORAM C;JUILLOT P;JUNGERMANN L;KAPUSTA F;KARAFASOULIS K;KATSANEVAS S;KATSOUFIS EC;KERANEN R;KERNEL G;KERSEVAN BP;KHOKHLOV Y;KHOMENKO BA;KHOVANSKI NN;KIISKINEN A;KING B;KINVIG A;KJAER NJ;KLAPP O;KLEIN H;KLUIT P;KOKKINIAS P;KOSTIOUKHINE V;KOURKOUMELIS C;KOUZNETSOV O;KRAMMER M;KRIZNIC E;KRUMSTEIN Z;KUBINEC P;KUROWSKA J;KURVINEN K;LAMSA JW;LANE DW;LAPIN V;LAUGIER JP;LAUHAKANGAS R;LEDER G;LEDROIT F;LEFEBURE V;LEINONEN L;LEISOS A;LEITNER R;LEMONNE J;LENZEN G;LEPELTIER V;LESIAK T;LETHUILLIER M;LIBBY J;LIEBIG W;LIKO D;LIPNIACKA A;LIPPI I;LOERSTAD B;LOKEN JG;LOPES JH;LOPEZ JM;LOPEZ FERNANDEZ R;LOUKAS D;LUTZ P;LYONS L;MACNAUGHTON J;MAHON JR;MAIO A;MALEK A;MALMGREN TGM;MALTEZOS S;MALYCHEV V;MANDL F;MARCO J;MARCO R;MARECHAL B;MARGONI M;MARIN JC;MARIOTTI C;MARKOU A;MARTINEZ RIVERO C;MARTINEZ VIDAL F;GARCIA SMI;MASIK J;MASTROYIANNOPOULOS N;MATORRAS F;MATTEUZZI C;MATTHIAE G;MAZZUCATO F;MAZZUCATO M;MC CUBBIN M;MC KAY R;MC NULTY R;MC PHERSON G;MERONI C;MEYER WT;MIGLIORE E;MIRABITO L;MITAROFF WA;MJOERNMARK U;MOA T;MOCH M;MOELLER R;MOENIG K;MONGE MR;MORAES D;MOREAU X;MORETTINI P;MORTON G;MUELLER U;MUENICH K;MULDERS M;MULET MARQUIS C;MURESAN R;MURRAY WJ;MURYN B;MYATT G;MYKLEBUST T;NARAGHI F;NASSIAKOU M;NAVARRIA FL;NAVAS S;NAWROCKI K;NEGRI P;NEUFELD N;NICOLAIDOU R;NIELSEN BS;NIEZURAWSKI P;NIKOLENKO M;NOMOKONOV V;NYGREN A;OBRAZTSOV V;OLSHEVSKI AG;ONOFRE A;ORAVA R;ORAZI G;OSTERBERG K;OURAOU A;PAGANONI M;PAIANO S;PAIN R;PAIVA R;PALACIOS J;PALKA H;PAPADOPOULOU TD;PAPE L;PARKES C;PARODI F;PARZEFALL U;PASSERI A;PASSON O;PAVEL T;PEGORARO M;PERALTA L;PERNICKA M;PERROTTA A;PETRIDOU C;PETROLINI A;PHILLIPS HT;PIERRE F;PIMENTA M;PIOTTO E;PODOBNIK T;POL ME;POLOK G;POROPAT P;POZDNIAKOV V;PRIVITERA P;PUKHAEVA N;PULLIA A;RADOJICIC D;RAGAZZI S;RAHMANI H;RAMES J;RATOFF PN;READ AL;REBECCHI P;REDAELLI NG;REGLER M;REHN J;REID D;REINHARDT R;RENTON PB;RESVANIS LK;RICHARD F;RIDKY J;RINAUDO G;RIPP BAUDOT I;ROHNE O;ROMERO A;RONCHESE P;ROSENBERG EI;ROSINSKY P;ROUDEAU P;ROVELLI T;ROYON C;RUHLMANN KLEIDER V;RUIZ A;SAARIKKO H;SACQUIN Y;SADOVSKY A;SAJOT G;SALT J;SAMPSONIDIS D;SANNINO M;SAVOY NAVARRO A;SCHWEMLING P;SCHWERING B;SCHWICKERATH U;SCURI F;SEAGER P;SEDYKH Y;SEGAR AM;SEIBERT N;SEKULIN R;SHELLARD RC;SIEBEL M;SIMARD L;SIMONETTO F;SISAKIAN AN;SMADJA G;SMIRNOV N;SMIRNOVA O;SMITH GR;SOKOLOV A;SOPCZAK A;SOSNOWSKI R;SPASSOV T;SPIRITI E;SQUARCIA S;STANESCU C;STANIC S;STANITZKI M;STOCCHI A;STRAUSS J;STRUB R;STUGU B;SZCZEKOWSKI M;SZEPTYCKA M;TABARELLI T;TAFFARD A;TEGENFELDT E;TERRANOVA F;THOMAS J;TIMMERMANS J;TINTI N;TKATCHEV LG;TOBIN M;TODOROVA S;TOMARADZE A;TOME B;TONAZZO A;TORTORA L;TORTOSA P;TRANSTROMER G;TREILLE D;TRISTRAM G;TROCHIMCZUK M;TRONCON C;TURLUER ML;TYAPKIN IA;TYAPKIN P;TZAMARIAS S;ULLALAND O;UVAROV V;VALENTI G;VALLAZZA E;VANDER VELDE C;VAN DAM P;VAN DEN BOECK W;VAN DONINCK WK;VAN ELDIK JV;VAN LYSEBETTEN A;VAN REMORTEL N;VAN VULPEN I;VEGNI G;VENTURA L;VENUS W;VERBEURE F;VERDIER P;VERLATO M;VERTOGRADOV LS;VERZI V;VILANOVA D;VITALE L;VLASOV E;VODOPYANOV AS;VOULGARIS G;VRBA V;WAHLEN H;WALCK C;WASHBROOK AJ;WEISER C;WICKE D;WICKENS JH;WILKINSON GR;WINTER M;WITEK M;WOLF G;YI J;YUSHCHENKO O;ZALEWSKA A;ZALEWSKI P;ZAVRTANIK D;ZEVGOLATAKOS E;ZIMIN NI;ZINTCHENKO A;ZOLLER P;ZUCCHELLI GC;ZUMERLE G.

2000-01-01