% 11/07/95 509110903 MEMBER NAME AUTH027N (ZEUS) M TEX % \documentstyle[12pt,dina4p]{report} \def\3{\ss} \textwidth 15.5cm \parindent 0cm \begin{document} \footnotesize \renewcommand{\thepage}{\Roman{page}} % \begin{center} \begin{large} The ZEUS Collaboration \end{large} \end{center} M.~Derrick, D.~Krakauer, S.~Magill, D.~Mikunas, B.~Musgrave, J.~Repond, R.~Stanek, R.L.~Talaga, H.~Zhang \\ {\it Argonne National Laboratory, Argonne, IL, USA}~$^{p}$\\[6pt] R.~Ayad$^1$, G.~Bari, M.~Basile, L.~Bellagamba, D.~Boscherini, A.~Bruni, G.~Bruni, P.~Bruni, G.~Cara Romeo, G.~Castellini$^{2}$, M.~Chiarini, L.~Cifarelli$^{3}$, F.~Cindolo, A.~Contin, M.~Corradi, I.~Gialas$^{4}$, P.~Giusti, G.~Iacobucci, G.~Laurenti, G.~Levi, A.~Margotti, T.~Massam, R.~Nania, C.~Nemoz, \\ F.~Palmonari, A.~Polini, G.~Sartorelli, R.~Timellini, Y.~Zamora Garcia$^{1}$, A.~Zichichi \\ {\it University and INFN Bologna, Bologna, Italy}~$^{f}$ \\[6pt] A.~Bargende$^{5}$, A.~Bornheim, J.~Crittenden, K.~Desch, B.~Diekmann$^{6}$, T.~Doeker, M.~Eckert, L.~Feld, A.~Frey, M.~Geerts, M.~Grothe, H.~Hartmann, K.~Heinloth, E.~Hilger, H.-P.~Jakob, U.F.~Katz, \\ S.~Mengel, J.~Mollen, E.~Paul, M.~Pfeiffer, Ch.~Rembser, D.~Schramm, J.~Stamm, R.~Wedemeyer \\ {\it Physikalisches Institut der Universit\"at Bonn, Bonn, Germany}~$^{c}$\\[6pt] S.~Campbell-Robson, A.~Cassidy, N.~Dyce, B.~Foster, S.~George, R.~Gilmore, G.P.~Heath, H.F.~Heath, T.J.~Llewellyn, C.J.S.~Morgado, D.J.P.~Norman, J.A.~O'Mara, R.J.~Tapper, S.S.~Wilson, R.~Yoshida \\ {\it H.H.~Wills Physics Laboratory, University of Bristol, Bristol, U.K.}~$^{o}$\\[6pt] R.R.~Rau \\ {\it Brookhaven National Laboratory, Upton, L.I., USA}~$^{p}$\\[6pt] M.~Arneodo$^{7}$, M.~Capua, A.~Garfagnini, L.~Iannotti, M.~Schioppa, G.~Susinno\\ {\it Calabria University, Physics Dept.and INFN, Cosenza, Italy}~$^{f}$ \\[6pt] A.~Bernstein, A.~Caldwell, N.~Cartiglia, J.A.~Parsons, S.~Ritz$^{8}$, F.~Sciulli, P.B.~Straub, L.~Wai, S.~Yang, Q.~Zhu \\ {\it Columbia University, Nevis Labs., Irvington on Hudson, N.Y., USA} ~$^{q}$\\[6pt] P.~Borzemski, J.~Chwastowski, A.~Eskreys, K.~Piotrzkowski, M.~Zachara, L.~Zawiejski \\ {\it Inst. of Nuclear Physics, Cracow, Poland}~$^{j}$\\[6pt] L.~Adamczyk, B.~Bednarek, K.~Jele\'{n}, D.~Kisielewska, T.~Kowalski, E.~Rulikowska-Zar\c{e}bska,\\ L.~Suszycki, J.~Zaj\c{a}c\\ {\it Faculty of Physics and Nuclear Techniques, Academy of Mining and Metallurgy, Cracow, Poland}~$^{j}$\\[6pt] A.~Kota\'{n}ski, M.~Przybycie\'{n} \\ {\it Jagellonian Univ., Dept. of Physics, Cracow, Poland}~$^{k}$\\[6pt] L.A.T.~Bauerdick, U.~Behrens, H.~Beier$^{9}$, J.K.~Bienlein, C.~Coldewey, O.~Deppe, K.~Desler, G.~Drews, \\ M.~Flasi\'{n}ski$^{10}$, D.J.~Gilkinson, C.~Glasman, P.~G\"ottlicher, J.~Gro\3e-Knetter, B.~Gutjahr$^{11}$, T.~Haas, W.~Hain, D.~Hasell, H.~He\3ling, Y.~Iga, K.~Johnson$^{12}$, P.~Joos, M.~Kasemann, R.~Klanner, W.~Koch, L.~K\"opke$^{13}$, U.~K\"otz, H.~Kowalski, J.~Labs, A.~Ladage, B.~L\"ohr, M.~L\"owe, D.~L\"uke, J.~Mainusch, O.~Ma\'{n}czak, T.~Monteiro$^{14}$, J.S.T.~Ng, S.~Nickel$^{15}$, D.~Notz, K.~Ohrenberg, M.~Roco, M.~Rohde, J.~Rold\'an, U.~Schneekloth, W.~Schulz, F.~Selonke, E.~Stiliaris$^{16}$, B.~Surrow, T.~Vo\3, D.~Westphal, G.~Wolf, C.~Youngman, W.~Zeuner, J.F.~Zhou$^{17}$ \\ {\it Deutsches Elektronen-Synchrotron DESY, Hamburg, Germany}\\ [6pt] H.J.~Grabosch, A.~Kharchilava, A.~Leich, M.C.K.~Mattingly, S.M.~Mari$^{4}$, A.~Meyer, S.~Schlenstedt, N.~Wulff \\ {\it DESY-Zeuthen, Inst. f\"ur Hochenergiephysik, Zeuthen, Germany}\\[6pt] G.~Barbagli, P.~Pelfer \\ {\it University and INFN, Florence, Italy}~$^{f}$\\[6pt] G.~Anzivino, G.~Maccarrone, S.~De~Pasquale, L.~Votano \\ {\it INFN, Laboratori Nazionali di Frascati, Frascati, Italy}~$^{f}$ \\[6pt] A.~Bamberger, S.~Eisenhardt, A.~Freidhof, S.~S\"oldner-Rembold$^{18}$, J.~Schroeder$^{19}$, T.~Trefzger \\ {\it Fakult\"at f\"ur Physik der Universit\"at Freiburg i.Br., Freiburg i.Br., Germany}~$^{c}$\\%[6pt] % % \clearpage % % N.H.~Brook, P.J.~Bussey, A.T.~Doyle$^{20}$, D.H.~Saxon, M.L.~Utley, A.S.~Wilson \\ {\it Dept. of Physics and Astronomy, University of Glasgow, Glasgow, U.K.}~$^{o}$\\[6pt] A.~Dannemann, U.~Holm, D.~Horstmann, T.~Neumann, R.~Sinkus, K.~Wick \\ {\it Hamburg University, I. Institute of Exp. Physics, Hamburg, Germany}~$^{c}$\\[6pt] E.~Badura$^{21}$, B.D.~Burow$^{22}$, L.~Hagge, E.~Lohrmann, J.~Milewski, M.~Nakahata$^{23}$, N.~Pavel, G.~Poelz, W.~Schott, F.~Zetsche\\ {\it Hamburg University, II. Institute of Exp. Physics, Hamburg, Germany}~$^{c}$\\[6pt] T.C.~Bacon, N.~Bruemmer, I.~Butterworth, E.~Gallo, V.L.~Harris, B.Y.H.~Hung, K.R.~Long, D.B.~Miller, P.P.O.~Morawitz, A.~Prinias, J.K.~Sedgbeer, A.F.~Whitfield \\ {\it Imperial College London, High Energy Nuclear Physics Group, London, U.K.}~$^{o}$\\[6pt] U.~Mallik, E.~McCliment, M.Z.~Wang, S.M.~Wang, J.T.~Wu \\ {\it University of Iowa, Physics and Astronomy Dept., Iowa City, USA}~$^{p}$\\[6pt] P.~Cloth, D.~Filges \\ {\it Forschungszentrum J\"ulich, Institut f\"ur Kernphysik, J\"ulich, Germany}\\[6pt] S.H.~An, S.M.~Hong, S.W.~Nam, S.K.~Park, M.H.~Suh, S.H.~Yon \\ {\it Korea University, Seoul, Korea}~$^{h}$ \\[6pt] R.~Imlay, S.~Kartik, H.-J.~Kim, R.R.~McNeil, W.~Metcalf, V.K.~Nadendla \\ {\it Louisiana State University, Dept. of Physics and Astronomy, Baton Rouge, LA, USA}~$^{p}$\\[6pt] F.~Barreiro$^{24}$, G.~Cases, J.P.~Fernandez, R.~Graciani, J.M.~Hern\'andez, L.~Herv\'as$^{24}$, L.~Labarga$^{24}$, M.~Martinez, J.~del~Peso, J.~Puga, J.~Terron, J.F.~de~Troc\'oniz \\ {\it Univer. Aut\'onoma Madrid, Depto de F\'{\i}sica Te\'or\'{\i}ca, Madrid, Spain}~$^{n}$\\[6pt] G.R.~Smith \\ {\it University of Manitoba, Dept. of Physics, Winnipeg, Manitoba, Canada}~$^{a}$\\[6pt] F.~Corriveau, D.S.~Hanna, J.~Hartmann, L.W.~Hung, J.N.~Lim, C.G.~Matthews, P.M.~Patel, \\ L.E.~Sinclair, D.G.~Stairs, M.~St.Laurent, R.~Ullmann, G.~Zacek \\ {\it McGill University, Dept. of Physics, Montr\'eal, Qu\'ebec, Canada}~$^{a,}$ ~$^{b}$\\[6pt] V.~Bashkirov, B.A.~Dolgoshein, A.~Stifutkin\\ {\it Moscow Engineering Physics Institute, Mosocw, Russia} ~$^{l}$\\[6pt] G.L.~Bashindzhagyan$^{20}$, P.F.~Ermolov, L.K.~Gladilin, Yu.A.~Golubkov, V.D.~Kobrin, I.A.~Korzhavina, V.A.~Kuzmin, O.Yu.~Lukina, A.S.~Proskuryakov, A.A.~Savin, L.M.~Shcheglova, A.N.~Solomin, \\ N.P.~Zotov\\ {\it Moscow State University, Institute of Nuclear Physics, Moscow, Russia}~$^{m}$\\[6pt] M.~Botje, F.~Chlebana, A.~Dake, J.~Engelen, M.~de~Kamps, P.~Kooijman, A.~Kruse, H.~Tiecke, W.~Verkerke, M.~Vreeswijk, L.~Wiggers, E.~de~Wolf, R.~van Woudenberg \\ {\it NIKHEF and University of Amsterdam, Netherlands}~$^{i}$\\[6pt] D.~Acosta, B.~Bylsma, L.S.~Durkin, J.~Gilmore, K.~Honscheid, C.~Li, T.Y.~Ling, K.W.~McLean$^{25}$, W.N.~Murray, P.~Nylander, I.H.~Park, T.A.~Romanowski$^{26}$, R.~Seidlein$^{27}$ \\ {\it Ohio State University, Physics Department, Columbus, Ohio, USA}~$^{p}$\\[6pt] D.S.~Bailey, A.~Byrne$^{28}$, R.J.~Cashmore, A.M.~Cooper-Sarkar, R.C.E.~Devenish, N.~Harnew, \\ M.~Lancaster, L.~Lindemann$^{4}$, J.D.~McFall, C.~Nath, V.A.~Noyes, A.~Quadt, J.R.~Tickner, \\ H.~Uijterwaal, R.~Walczak, D.S.~Waters, F.F.~Wilson, T.~Yip \\ {\it Department of Physics, University of Oxford, Oxford, U.K.}~$^{o}$\\[6pt] G.~Abbiendi, A.~Bertolin, R.~Brugnera, R.~Carlin, F.~Dal~Corso, M.~De~Giorgi, U.~Dosselli, \\ S.~Limentani, M.~Morandin, M.~Posocco, L.~Stanco, R.~Stroili, C.~Voci \\ {\it Dipartimento di Fisica dell' Universita and INFN, Padova, Italy}~$^{f}$\\[6pt] % % \clearpage J.~Bulmahn, J.M.~Butterworth, R.G.~Feild, B.Y.~Oh, J.J.~Whitmore$^{29}$\\ {\it Pennsylvania State University, Dept. of Physics, University Park, PA, USA}~$^{q}$\\[6pt] G.~D'Agostini, G.~Marini, A.~Nigro, E.~Tassi \\ {\it Dipartimento di Fisica, Univ. 'La Sapienza' and INFN, Rome, Italy}~$^{f}~$\\[6pt] J.C.~Hart, N.A.~McCubbin, K.~Prytz, T.P.~Shah, T.L.~Short \\ {\it Rutherford Appleton Laboratory, Chilton, Didcot, Oxon, U.K.}~$^{o}$\\[6pt] E.~Barberis, T.~Dubbs, C.~Heusch, M.~Van Hook, W.~Lockman, J.T.~Rahn, H.F.-W.~Sadrozinski, A.~Seiden, D.C.~Williams \\ {\it University of California, Santa Cruz, CA, USA}~$^{p}$\\[6pt] J.~Biltzinger, R.J.~Seifert, O.~Schwarzer, A.H.~Walenta, G.~Zech \\ {\it Fachbereich Physik der Universit\"at-Gesamthochschule Siegen, Germany}~$^{c}$\\[6pt] H.~Abramowicz, G.~Briskin, S.~Dagan$^{30}$, A.~Levy$^{31}$ \\ {\it School of Physics,Tel-Aviv University, Tel Aviv, Israel} ~$^{e}$\\[6pt] J.I.~Fleck, T.~Hasegawa, M.~Hazumi, T.~Ishii, M.~Kuze, S.~Mine, Y.~Nagasawa, M.~Nakao, I.~Suzuki, K.~Tokushuku, S.~Yamada, Y.~Yamazaki \\ {\it Institute for Nuclear Study, University of Tokyo, Tokyo, Japan}~$^{g}$\\[6pt] M.~Chiba, R.~Hamatsu, T.~Hirose, K.~Homma, S.~Kitamura, Y.~Nakamitsu, K.~Yamauchi \\ {\it Tokyo Metropolitan University, Dept. of Physics, Tokyo, Japan}~$^{g}$\\[6pt] R.~Cirio, M.~Costa, M.I.~Ferrero, L.~Lamberti, S.~Maselli, C.~Peroni, R.~Sacchi, A.~Solano, A.~Staiano \\ {\it Universita di Torino, Dipartimento di Fisica Sperimentale and INFN, Torino, Italy}~$^{f}$\\[6pt] M.~Dardo \\ {\it II Faculty of Sciences, Torino University and INFN - Alessandria, Italy}~$^{f}$\\[6pt] D.C.~Bailey, D.~Bandyopadhyay, F.~Benard, M.~Brkic, D.M.~Gingrich$^{32}$, G.F.~Hartner, K.K.~Joo, G.M.~Levman, J.F.~Martin, R.S.~Orr, S.~Polenz, C.R.~Sampson, R.J.~Teuscher \\ {\it University of Toronto, Dept. of Physics, Toronto, Ont., Canada}~$^{a}$\\[6pt] C.D.~Catterall, T.W.~Jones, P.B.~Kaziewicz, J.B.~Lane, R.L.~Saunders, J.~Shulman \\ {\it University College London, Physics and Astronomy Dept., London, U.K.}~$^{o}$\\[6pt] K.~Blankenship, B.~Lu, L.W.~Mo \\ {\it Virginia Polytechnic Inst. and State University, Physics Dept., Blacksburg, VA, USA}~$^{q}$\\[6pt] W.~Bogusz, K.~Charchu\l a, J.~Ciborowski, J.~Gajewski, G.~Grzelak, M.~Kasprzak, M.~Krzy\.{z}anowski,\\ K.~Muchorowski, R.J.~Nowak, J.M.~Pawlak, T.~Tymieniecka, A.K.~Wr\'oblewski, J.A.~Zakrzewski, A.F.~\.Zarnecki \\ {\it Warsaw University, Institute of Experimental Physics, Warsaw, Poland}~$^{j}$ \\[6pt] M.~Adamus \\ {\it Institute for Nuclear Studies, Warsaw, Poland}~$^{j}$\\[6pt] Y.~Eisenberg$^{30}$, U.~Karshon$^{30}$, D.~Revel$^{30}$, D.~Zer-Zion \\ {\it Weizmann Institute, Nuclear Physics Dept., Rehovot, Israel}~$^{d}$\\[6pt] I.~Ali, W.F.~Badgett, B.~Behrens, S.~Dasu, C.~Fordham, C.~Foudas, A.~Goussiou, R.J.~Loveless, D.D.~Reeder, S.~Silverstein, W.H.~Smith, A.~Vaiciulis, M.~Wodarczyk \\ {\it University of Wisconsin, Dept. of Physics, Madison, WI, USA}~$^{p}$\\[6pt] T.~Tsurugai \\ {\it Meiji Gakuin University, Faculty of General Education, Yokohama, Japan}\\[6pt] S.~Bhadra, M.L.~Cardy, C.-P.~Fagerstroem, W.R.~Frisken, K.M.~Furutani, M.~Khakzad, W.B.~Schmidke \\ {\it York University, Dept. of Physics, North York, Ont., Canada}~$^{a}$\\[6pt] % \clearpage % \hspace*{1mm} $^{ 1}$ supported by Worldlab, Lausanne, Switzerland \\ \hspace*{1mm} $^{ 2}$ also at IROE Florence, Italy \\ \hspace*{1mm} $^{ 3}$ now at Univ. of Salerno and INFN Napoli, Italy \\ \hspace*{1mm} $^{ 4}$ supported by EU HCM contract ERB-CHRX-CT93-0376 \\ \hspace*{1mm} $^{ 5}$ now at M\"obelhaus Kramm, Essen \\ \hspace*{1mm} $^{ 6}$ now a self-employed consultant \\ \hspace*{1mm} $^{ 7}$ now also at University of Torino \\ \hspace*{1mm} $^{ 8}$ Alfred P. Sloan Foundation Fellow \\ \hspace*{1mm} $^{ 9}$ presently at Columbia Univ., supported by DAAD/HSPII-AUFE \\ $^{10}$ now at Inst. of Computer Science, Jagellonian Univ., Cracow \\ $^{11}$ now at Comma-Soft, Bonn \\ $^{12}$ visitor from Florida State University \\ $^{13}$ now at Univ. of Mainz \\ $^{14}$ supported by DAAD and European Community Program PRAXIS XXI \\ $^{15}$ now at Dr. Seidel Informationssysteme, Frankfurt/M.\\ $^{16}$ now at Inst. of Accelerating Systems & Applications (IASA), Athens \\ $^{17}$ now at Mercer Management Consulting, Munich \\ $^{18}$ now with OPAL Collaboration, Faculty of Physics at Univ. of Freiburg \\ $^{19}$ now at SAS-Institut GmbH, Heidelberg \\ $^{20}$ also supported by DESY \\ $^{21}$ now at GSI Darmstadt \\ $^{22}$ also supported by NSERC \\ $^{23}$ now at Institute for Cosmic Ray Research, University of Tokyo\\ $^{24}$ partially supported by CAM \\ $^{25}$ now at Carleton University, Ottawa, Canada \\ $^{26}$ now at Department of Energy, Washington \\ $^{27}$ now at HEP Div., Argonne National Lab., Argonne, IL, USA \\ $^{28}$ now at Oxford Magnet Technology, Eynsham, Oxon \\ $^{29}$ on leave and partially supported by DESY 1993-95 \\ $^{30}$ supported by a MINERVA Fellowship\\ $^{31}$ partially supported by DESY \\ $^{32}$ now at Centre for Subatomic Research, Univ.of Alberta, Canada and TRIUMF, Vancouver, Canada \\ \begin{tabular}{lp{15cm}} $^{a}$ &supported by the Natural Sciences and Engineering Research Council of Canada (NSERC) \\ $^{b}$ &supported by the FCAR of Qu\'ebec, Canada\\ $^{c}$ &supported by the German Federal Ministry for Research and Technology (BMFT)\\ $^{d}$ &supported by the MINERVA Gesellschaft f\"ur Forschung GmbH, and by the Israel Academy of Science \\ $^{e}$ &supported by the German Israeli Foundation, and by the Israel Academy of Science \\ $^{f}$ &supported by the Italian National Institute for Nuclear Physics (INFN) \\ $^{g}$ &supported by the Japanese Ministry of Education, Science and Culture (the Monbusho) and its grants for Scientific Research\\ $^{h}$ &supported by the Korean Ministry of Education and Korea Science and Engineering Foundation \\ $^{i}$ &supported by the Netherlands Foundation for Research on Matter (FOM)\\ $^{j}$ &supported by the Polish State Committee for Scientific Research (grant No. SPB/P3/202/93) and the Foundation for Polish- German Collaboration (proj. No. 506/92) \\ $^{k}$ &supported by the Polish State Committee for Scientific Research (grant No. PB 861/2/91 and No. 2 2372 9102, grant No. PB 2 2376 9102 and No. PB 2 0092 9101) \\ $^{l}$ &partially supported by the German Federal Ministry for Research and Technology (BMFT) \\ $^{m}$ &supported by the German Federal Ministry for Research and Technology (BMFT), the Volkswagen Foundation, and the Deutsche Forschungsgemeinschaft \\ $^{n}$ &supported by the Spanish Ministry of Education and Science through funds provided by CICYT \\ $^{o}$ &supported by the Particle Physics and Astronomy Research Council \\ $^{p}$ &supported by the US Department of Energy \\ $^{q}$ &supported by the US National Science Foundation \end{tabular} % % \end{document}