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Multi-jet event rates in deep inelastic scattering and determination of the strong coupling constant

  • C. Adloff
  • , M. Anderson
  • , V. Andreev
  • , B. Andrieu
  • , V. Arkadov
  • , C. Arndt
  • , I. Ayyaz
  • , A. Babaev
  • , J. Bähr
  • , J. Bán
  • , P. Baranov
  • , E. Barrelet
  • , W. Bartel
  • , U. Bassler
  • , P. Bate
  • , M. Beck
  • , A. Beglarian
  • , O. Behnke
  • , H. J. Behrend
  • , C. Beier
  • A. Belousov, Ch Berger, G. Bernardi, G. Bertrand-Coremans, P. Biddulph, J. C. Bizot, V. Boudry, W. Braunschweig, V. Brisson, D. P. Brown, W. Brückner, P. Bruel, D. Bruncko, J. Bürger, F. W. Büsser, A. Buniatian, S. Burke, G. Buschhorn, D. Calvet, A. J. Campbell, T. Carli, E. Chabert, M. Charlet, D. Clarke, B. Clerbaux, S. Cocks, J. G. Contreras, C. Cormack, J. A. Coughlan, M. C. Cousinou, B. E. Cox, G. Cozzika, J. Cvach, J. B. Dainton, W. D. Dau, K. Daum, M. David, M. Davidsson, A. de Roeck, E. A. de Wolf, B. Delcourt, C. Diaconu, M. Dirkmann, P. Dixon, W. Dlugosz, K. T. Donovan, J. D. Dowell, A. Droutskoi, J. Ebert, G. Eckerlin, D. Eckstein, V. Efremenko, S. Egli, R. Eichler, F. Eisele, E. Eisenhandler, M. Enzenberger, M. Erdmann, A. B. Fahr, L. Favart, A. Fedotov, R. Felst, J. Feltesse, J. Ferencei, F. Ferrarotto, M. Fleischer, G. Flügge, A. Fomenko, J. Formánek, J. M. Foster, G. Franke, E. Gabathuler, K. Gabathuler, F. Gaede, J. Garvey, J. Gayler, R. Gerhards, S. Ghazaryan, A. Glazov, L. Goerlich, N. Gogitidze, M. Goldberg, I. Gorelov, C. Grab, H. Grässler, T. Greenshaw, R. K. Griffiths, G. Grindhammer, T. Hadig, D. Haidt, L. Hajduk, T. Haller, M. Hampel, V. Haustein, W. J. Haynes, B. Heinemann, G. Heinzelmann, R. C.W. Henderson, S. Hengstmann, H. Henschel, R. Heremans, I. Herynek, K. Hewitt, K. H. Hiller, C. D. Hilton, J. Hladký, D. Hoffmann, T. Holtom, R. Horisberger, V. L. Hudgson, S. Hurling, M. Ibbotson, C. Işsever, H. Itterbeck, M. Jacquet, M. Jaffre, D. M. Jansen, L. Jönsson, D. P. Johnson, H. Jung, H. K. Kästli, M. Kander, D. Kant, M. Kapichine, M. Karlsson, O. Karschnik, J. Katzy, O. Kaufmann, M. Kausch, I. R. Kenyon, S. Kermiche, C. Keuker, C. Kiesling, M. Klein, C. Kleinwort, G. Knies, J. H. Köhne, H. Kolanoski, S. D. Kolya, V. Korbel, P. Kostka, S. K. Kotelnikov, T. Krämerkämper, M. W. Krasny, H. Krehbiel, D. Krücker, K. Krüger, A. Kupper, H. Küster, M. Kuhlen, T. Kurča, B. Laforge, R. Lahmann, M. P.J. Landon, W. Lange, U. Langenegger, A. Lebedev, F. Lehner, V. Lemaitre, S. Levonian, M. Lindstroem, B. List, G. Lobo, V. Lubimov, D. Lüke, L. Lytkin, N. Magnussen, H. Mahlke-Krüger, E. Malinovski, R. Maraček, P. Marage, J. Marks, R. Marshall, G. Martin, H. U. Martyn, J. Martyniak, S. J. Maxfield, S. J. McMahon, T. R. McMahon, A. Mehta, K. Meier, P. Merkel, F. Metlica, A. Meyer, H. Meyer, J. Meyer, P. O. Meyer, S. Mikocki, D. Milstead, J. Moeck, R. Mohr, S. Mohrdieck, F. Moreau, J. V. Morris, E. Mroczko, D. Müller, K. Müller, P. Murín, V. Nagovizin, B. Naroska, Th Naumann, I. Négri, P. R. Newman, H. K. Nguyen, T. C. Nicholls, F. Niebergall, C. Niebuhr, Ch Niedzballa, H. Niggli, D. Nikitin, O. Nix, G. Nowak, T. Nunnemann, H. Oberlack, J. E. Olsson, D. Ozerov, P. Palmen, V. Panassik, C. Pascaud, S. Passaggio, G. D. Patel, H. Pawletta, E. Perez, J. P. Phillips, A. Pieuchot, D. Pitzl, R. Pöschl, G. Pope, B. Povh, K. Rabbertz, J. Rauschenberger, P. Reimer, B. Reisert, H. Rick, S. Riess, E. Rizvi, P. Robmann, R. Roosen, K. Rosenbauer, A. Rostovtsev, F. Rouse, C. Royon, S. Rusakov, K. Rybicki, D. P.C. Sankey, P. Schacht, J. Scheins, S. Schleif, P. Schleper, D. Schmidt, L. Schoeffel, V. Schröder, H. C. Schultz-Coulon, B. Schwab, F. Sefkow, A. Semenov, V. Shekelyan, I. Sheviakov, L. N. Shtarkov, G. Siegmon, Y. Sirois, T. Sloan, P. Smirnov, M. Smith, V. Solochenko, Y. Soloviev, V. Spaskov, A. Specka, J. Spiekermann, H. Spitzer, F. Squinabol, P. Steffen, R. Steinberg, J. Steinhart, B. Stella, A. Stellberger, J. Stiewe, U. Straumann, W. Struczinski, J. P. Sutton, M. Swart, S. Tapprogge, M. Taševský, V. Tchernyshov, S. Tchetchelnitski, J. Theissen, G. Thompson, P. D. Thompson, N. Tobien, R. Todenhagen, P. Truöl, G. Tsipolitis, J. Turnau, E. Tzamariudaki, S. Udluft, A. Usik, S. Valkár, A. Valkárová, C. Vallée, P. van Esch, A. van Haecke, P. van Mechelen, Y. Vazdik, G. Villet, K. Wacker, R. Wallny, T. Walter, B. Waugh, G. Weber, M. Weber, D. Wegener, A. Wegner, T. Wengler, M. Werner, L. R. West, S. Wiesand, T. Wilksen, S. Willard, M. Winde, G. G. Winter, C. Wittek, E. Wittmann, M. Wobisch, H. Wollatz, E. Wünsch, J. Žáček, J. Zálešák, Z. Zhang, A. Zhokin, P. Zini, F. Zomer, J. Zsembery, M. zurNedden
  • Bergische Universität Gesamthochschule Wuppertal
  • University of Manchester
  • P.N. Lebedev Physical Institute of the Russian Academy of Sciences
  • c/o DESY
  • Universités Paris VI and VII
  • Institute for Theoretical and Experimental Physics
  • Slovak Academy of Sciences
  • Max-Planck-Institut für Kernphysik
  • Yerevan Physics Institute
  • University of Heidelberg
  • RWTH Aachen University
  • Inter-University Institute for High Energies ULB-VUB
  • Laboratoire de l'Accélérateur Linéaire
  • Universität Hamburg
  • University Roma Tre
  • Lancaster University
  • Max-Planck-Institut für Physik
  • Aix-Marseille Université
  • CCLRC Rutherford Appleton Laboratory
  • University of Liverpool
  • University of Dortmund
  • Institut Pierre Simon Laplace, CNRS and CEA
  • Institute of Physics of the Czech Academy of Sciences
  • Christian-Albrechts-University Kiel
  • Lund University
  • Queen Mary University of London
  • University of California, Davis
  • University of Birmingham
  • Physik-Institut der Universität Zürich
  • ETH Zurich
  • Charles University
  • Paul Scherrer Institut
  • Institute for Nuclear Physics
  • Joint Institute for Nuclear Research, Dubna
  • Humboldt-Universität zu Berlin

Research output: Contribution to journalArticlepeer-review

20 Citations (Scopus)

Abstract

Jet event rates in deep inelastic ep scattering at HERA are investigated applying the modified JADE jet algorithm. The data are corrected for detector and hadronization effects and then compared with perturbative QCD predictions using next-to-leading order calculations. The strong coupling constant αs(M2Z) is determined evaluating the jet event rates. Values of αs(Q2) are extracted in four different bins of the negative squared momentum transfer Q2 in the range from 40 GeV2 to 4000 GeV2 . A combined fit of the renormalization group equation to these several αs(Q2) values results in αs(M2Z) = 0.117 ± 0.003 (stat)+0.009-0.013 (sys) + 0.006 (jet algorithm).

Original languageEnglish
Pages (from-to)575-585
Number of pages11
JournalEuropean Physical Journal C
Volume6
Issue number4
DOIs
Publication statusPublished - 1 Jan 1999

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