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Lambda and anti-Lambda production in central Pb-Pb collisions at 40, 80, and 158 A GeV

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, Sándor Hegyi, Claudia Höhne, Krešo Kadija, Alexandre Karev, Vadim I. Kolesnikov, Thorsten Kollegger, Ewelina Kornas, 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, Katarzyna Perl, 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

  • Production of Lambda and Antilambda hyperons was measured in central Pb-Pb collisions at 40, 80, and 158 A GeV beam energy on a fixed target. Transverse mass spectra and rapidity distributions are given for all three energies. The Lambda/pi ratio at mid-rapidity and in full phase space shows a pronounced maximum between the highest AGS and 40 A GeV SPS energies, whereas the anti-Lambda}/pi ratio exhibits a monotonic increase. PACS numbers: 25.75.-q

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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, Sándor Hegyi, Claudia HöhneGND, Krešo Kadija, Alexandre Karev, Vadim I. KolesnikovORCiD, Thorsten KolleggerORCiDGND, Ewelina Kornas, 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, Katarzyna Perl, 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:30-16280
DOI:https://doi.org/10.48550/arXiv.nucl-ex/0311024
ArXiv Id:http://arxiv.org/abs/nucl-ex/0311024
Document Type:Preprint
Language:English
Date of Publication (online):2004/07/20
Date of first Publication:2004/07/20
Publishing Institution:Universitätsbibliothek Johann Christian Senckenberg
Creating Corporation:NA49 Collaboration
Release Date:2005/09/26
Page Number:5
Note:
Preprint, später in Physical review letter 93.2004, 022302
Source:Phys.Rev.Lett. 93 (2004), http://arxiv.org/abs/nucl-ex/0311024
HeBIS-PPN:18901301X
Institutes:Physik / Physik
Dewey Decimal Classification:5 Naturwissenschaften und Mathematik / 53 Physik / 530 Physik
Licence (German):License LogoDeutsches Urheberrecht