Search for a fourth-generation quark more massive than the Z0 boson in p bar p collisions at sqrt s = 1.8 TeV

AFFOLDER T;AKIMOTO H;AKOPIAN A;ALBROW MG;AMARAL P;AMENDOLIA SR;AMIDEI D;ANTOS J;APOLLINARI G;ARISAWA T;ASAKAWA T;ASHMANSKAS W;ATAC M;AZFAR F;AZZI BACCHETTA P;BACCHETTA N;BAILEY MW;BAILEY S;DE BARBARO P;BARBARO GALTIERI A;BARNES VE;BARNETT BA;BARONE M;BAUER G;BEDESCHI F;BELFORTE S;BELLETTINI G;BELLINGER J;BENJAMIN D;BENSINGER J;BERETVAS A;BERGE JP;BERRYHILL J;BERTOLUCCI S;BEVENSEE B;BHATTI A;BIGONGIARI, CIRO;BINKLEY M;BISELLO, DARIO;BLAIR RE;BLOCKER C;BLOOM K;BLUMENFELD B;BUSK BS;BOCCI A;BODEK A;BOKHARI W;BOLLA G;BONUSHKIN Y;BORTOLETTO D;BOUDREAU J;BRANDL A;VAN DEN BRINK S;BROMBERG C;BRUNER N;BUCKLEY GEER E;BUDAGOV J;BUDD HS;BURKETT K;BUSETTO, GIOVANNI;BYON WAGNER A;BYRUM KL;CAMPBELL M;CANER A;CARITHERS W;CARLSON J;CARLSMITH D;CASSADA J;CASTRO A;CAUZ D;CERRI A;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;CIHANGIR S;CIOBANU CI;CLARK AG;COBAL M;COCCA E;CONNOLLY A;CONWAY J;COOPER J;CORDELLI M;COSTANZO D;CRANSHAW J;CRONIN HENNESSY D;CROPP R;CULBERTSON R;DAGENHART D;DEJONGH F;DELL'AGNELLO S;DELL'ORSO M;DEMINA R;DEMORTIER L;DENINNO M;DERWENT PF;DEVLIN T;DITTMANN JR;DONATI S;DONE J;DORIGO, TOMMASO;EDDY N;EINSWEILER K;ELIAS JE;ENGELS E;ERDMANN W;ERREDE D;ERREDE S;FAN Q;FEILD RG;FERRETTI C;FIORI I;FLAUGHER B;FOSTER GW;FRANKLIN M;FREEMAN J;FRIEDMAN J;FUKUI Y;GADOMSKI S;GALEOTTI S;GALLINARO M;GAO T;GARCIA SCIVERES M;GARFINKEL AF;GATTI P;GAY C;GEER S;GERDES DW;GIANNETTI P;GIROMINI P;GLAGOLEV V;GOLD M;GOLDSTEIN J;GORDON A;GOSHAW AT;GOTRA Y;GOULIANOS K;GRASSMANN H;GREEN C;GROER L;GROSSO PILCHER C;GUENTHER M;GUILLIAN G;DA COSTA JG;GUO RS;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;HINRICHSEN B;HOFFMAN KD;HOLCK C;HOLLEBEEK R;HOLLOWAY L;LORETI, MAURIZIO;MARIOTTI, MOSE';SCODELLARO, LUCA

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