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Transverse momentum fluctuations in nuclear collisions at 158 AGeV

Tome Antičić, B. Baatar, Daniel Barna, Jerzy Bartke, Matthias Behler, Latchezar Betev, Helena Białkowska, Anja Billmeier, Christoph Blume, Bożena Boimska, Michiel Botje, Juraj Bracinik, Roland Bramm, René Brun, Predrag Bunčić, Vladimír Cerny, Panagiotis Christakoglou, Ondrej Chvala, John G. Cramer, Péter Csató, Nikolay Darmenov, Anton Dimitrov, Peter Dinkelaker, Volker Eckardt, Peter Filip, Dominik Bernhard Flierl, Zoltán Fodor, Panagiota Foka, Peter Freund, Volker Friese, József Gál, Marek Gaździcki, George Georgopoulos, Ewa Gładysz-Dziaduś, Katarzyna Grebieszkow, Sándor Hegyi, Claudia Höhne, Krešo Kadija, Alexandre Karev, Vadim I. Kolesnikov, Thorsten Kollegger, Robert Korus, Marek Kowalski, Ingrid Kraus, Michal Kreps, Marco van Leeuwen, Péter Lévai, Leandr Litov, Martin Makariev, Aleksandr I. Malakhov, Christina Markert, Matej D. Mateev, Bill W. Mayes, Georgy L. Melkumov, Christine Meurer, André Mischke, Michael Kosta Mitrovski, József Molnár, Stanislaw Mrówczyński, Gabriella Pálla, Apostolos D. Panagiotou, Dobromir Panayotov, Athanasios Petridis, Miroslav Pikna, Lawrence Pinsky, Falk Pühlhofer, Jeffrey G. Reid, Rainer Arno Ernst Renfordt, Waldemar Retyk, Christof Roland, Gunther Roland, Maciej Rybczyński, Andrzej Rybicki, Andres Sandoval, Hans Sann, Norbert Schmitz, Peter Seyboth, Ferenc Siklér, Branislav Sitar, Ewa Skrzypczak, Grzegorz Stefanek, Reinhard Stock, Herbert Ströbele, Tatjana Šuša, Imre Szentpétery, János Sziklai, Thomas A. Trainor, Dezsö Varga, Maria Vassiliou, Gábor I. Veres, György Vesztergombi, Danilo Vranić, Alexander Albert Wetzler, Zbigniew Włodarczyk, In-Kwon Yoo, Jacek Zaranek, József Zimányi

  • Results are presented on event-by-event fluctuations in transverse momentum of charged particles, produced at forward rapidities in p+p, C+C, Si+Si and Pb+Pb collisions at 158 AGeV. Three different characteristics are discussed: the average transverse momentum of the event, the Phi_pT fluctuation measure and two-particle transverse momentum correlations. In the kinematic region explored, the dynamical fluctuations are found to be small. However, a significant system size dependence of Phi_pT is observed, with the largest value measured in peripheral Pb+Pb interactions. The data are compared with predictions of several models. PACS numbers: 14.20.Jn, 13.75.Cs, 12.39.-x

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Author:Tome AntičićORCiD, B. Baatar, Daniel BarnaORCiD, Jerzy BartkeGND, Matthias BehlerGND, Latchezar BetevORCiDGND, Helena BiałkowskaORCiD, Anja BillmeierGND, Christoph BlumeORCiDGND, Bożena BoimskaORCiD, Michiel BotjeORCiD, Juraj BracinikORCiD, Roland BrammGND, René BrunGND, Predrag Bunčić, Vladimír Cerny, Panagiotis ChristakoglouORCiD, Ondrej ChvalaORCiD, John G. CramerGND, Péter Csató, Nikolay Darmenov, Anton Dimitrov, Peter DinkelakerGND, Volker Eckardt, Peter FilipORCiD, Dominik Bernhard FlierlGND, Zoltán FodorGND, Panagiota FokaORCiD, Peter Freund, Volker FrieseORCiDGND, József Gál, Marek GaździckiORCiD, George Georgopoulos, Ewa Gładysz-DziaduśORCiD, Katarzyna GrebieszkowORCiD, Sándor Hegyi, Claudia HöhneGND, Krešo Kadija, Alexandre Karev, Vadim I. KolesnikovORCiD, Thorsten KolleggerORCiDGND, Robert Korus, Marek Kowalski, Ingrid KrausGND, Michal KrepsORCiD, Marco van LeeuwenORCiDGND, Péter LévaiGND, Leandr LitovORCiD, Martin MakarievORCiD, Aleksandr I. MalakhovGND, Christina MarkertORCiDGND, Matej D. MateevGND, Bill W. Mayes, Georgy L. Melkumov, Christine MeurerGND, André MischkeORCiD, Michael Kosta MitrovskiGND, József Molnár, Stanislaw MrówczyńskiORCiD, Gabriella Pálla, Apostolos D. Panagiotou, Dobromir PanayotovORCiD, Athanasios PetridisORCiD, Miroslav Pikna, Lawrence PinskyORCiD, Falk PühlhoferGND, Jeffrey G. Reid, Rainer Arno Ernst Renfordt, Waldemar Retyk, Christof RolandORCiDGND, Gunther RolandGND, Maciej RybczyńskiORCiD, Andrzej RybickiORCiD, Andres SandovalORCiD, Hans Sann, Norbert SchmitzGND, Peter SeybothORCiDGND, Ferenc SiklérORCiD, Branislav Sitar, Ewa Skrzypczak, Grzegorz StefanekORCiD, Reinhard StockGND, Herbert Ströbele, Tatjana ŠušaORCiD, Imre Szentpétery, János SziklaiORCiD, Thomas A. TrainorORCiD, Dezsö VargaORCiDGND, Maria VassiliouORCiD, Gábor I. VeresORCiD, György Vesztergombi, Danilo VranićGND, Alexander Albert WetzlerGND, Zbigniew WłodarczykORCiD, In-Kwon YooORCiDGND, Jacek ZaranekGND, József Zimányi
URN:urn:nbn:de:hebis:30-16296
DOI:https://doi.org/10.48550/arXiv.hep-ex/0311009
ArXiv Id:http://arxiv.org/abs/hep-ex/0311009
Document Type:Preprint
Language:English
Date of Publication (online):2003/11/06
Date of first Publication:2003/11/06
Publishing Institution:Universitätsbibliothek Johann Christian Senckenberg
Creating Corporation:NA49 Collaboration
Release Date:2005/09/26
Page Number:34
Note:
Preprint, später in Physical review C 70.2004, 034902
Source:Phys.Rev. C70 (2004), http://arxiv.org/abs/hep-ex/0311009
HeBIS-PPN:188755217
Institutes:Physik / Physik
Dewey Decimal Classification:5 Naturwissenschaften und Mathematik / 53 Physik / 530 Physik
PACS-Classification:10.00.00 THE PHYSICS OF ELEMENTARY PARTICLES AND FIELDS (for experimental methods and instrumentation for elementary-particle physics, see section 29) / 12.00.00 Specific theories and interaction models; particle systematics / 12.39.-x Phenomenological quark models
10.00.00 THE PHYSICS OF ELEMENTARY PARTICLES AND FIELDS (for experimental methods and instrumentation for elementary-particle physics, see section 29) / 13.00.00 Specific reactions and phenomenology / 13.75.-n Hadron-induced low- and intermediate-energy reactions and scattering (energy (less-than-or-equal-to) 10 GeV) (for higher energies, see 13.85.-t)
10.00.00 THE PHYSICS OF ELEMENTARY PARTICLES AND FIELDS (for experimental methods and instrumentation for elementary-particle physics, see section 29) / 14.00.00 Properties of specific particles / 14.20.-c Baryons (including antiparticles)
Licence (German):License LogoDeutsches Urheberrecht