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Centrality determination of Au + Au collisions at 1.23A GeV with HADES

Authors :
Adamczewski-Musch, J.
Arnold, O.
Behnke, C.
Belounnas, A.
Belyaev, A.
Berger-Chen, J. C.
Biernat, Jacek
Blanco, A.
Blume, C.
Böhmer, M.
Bordalo, P.
Chernenko, S.
Chlad, L.
Deveaux, C.
Dreyer, J.
Dybczak, Adrian
Epple, E.
Fabbietti, L.
Fateev, O.
Filip, P.
Fonte, P.
Franco, C.
Friese, J.
Fröhlich, I.
Galatyuk, T.
Garzón, J. A.
Gernhäuser, R.
Golubeva, M.
Greifenhagen, R.
Guber, F.
Gumberidze, M.
Harabasz, Szymon
Heinz, T.
Hennino, T.
Hlavac, S.
Höhne, C.
Holzmann, R.
Ierusalimov, A.
Ivashkin, A.
Kämpfer, B.
Karavicheva, T.
Kardan, B.
Koenig, I.
Koenig, W.
Kolb, B. W.
Korcyl, Grzegorz
Kornakov, G.
Kotte, R.
Kühn, W.
Kugler, A.
Kunz, T.
Kurepin, A.
Kurilkin, A.
Kurilkin, P.
Ladygin, V.
Lalik, R.
Lapidus, K.
Lebedev, A.
Lopes, L.
Lorenz, M.
Mahmoud, T.
Maier, L.
Mangiarotti, A.
Markert, J.
Maurus, S.
Metag, V.
Michel, J.
Mihaylov, D. M.
Morozov, S.
Müntz, C.
Münzer, R.
Naumann, L.
Nowakowski, Krzysztof
Pałka, Marek
Parpottas, Y.
Pechenov, V.
Pechenova, O.
Petukhov, O.
Pietraszko, J.
Przygoda, Witold
Ramos, S.
Ramstein, B.
Reshetin, A.
Rodriguez-Ramos, P.
Rosier, P.
Rost, A.
Sadovsky, A.
Salabura, Piotr
Scheib, T.
Schuldes, H.
Schwab, E.
Scozzi, F.
Seck, F.
Sellheim, P.
Siebenson, J.
Silva, L.
Sobolev, Yu. G.
Spataro, S.
Ströbele, H.
Stroth, J.
Strzempek, Paweł
Sturm, C.
Svoboda, O.
Szala, M.
Tlusty, P.
Traxler, M.
Tsertos, H.
Usenko, E.
Wagner, V.
Wendisch, C.
Wiebusch, M. G.
Wirth, J.
Zanevsky, Y.
Zumbruch, P.
Institut de Physique Nucléaire d'Orsay ( IPNO )
Université Paris-Sud - Paris 11 ( UP11 ) -Institut National de Physique Nucléaire et de Physique des Particules du CNRS ( IN2P3 ) -Centre National de la Recherche Scientifique ( CNRS )
HADES
Institut de Physique Nucléaire d'Orsay (IPNO)
Université Paris-Sud - Paris 11 (UP11)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Centre National de la Recherche Scientifique (CNRS)
Source :
Eur.Phys.J.A, Eur.Phys.J.A, 2018, 54 (5), pp.85. 〈10.1140/epja/i2018-12513-7〉, Eur.Phys.J.A, 2018, 54 (5), pp.85. ⟨10.1140/epja/i2018-12513-7⟩, European Physical Journal A, European Physical Journal A, EDP Sciences, 2018, 54 (5), pp.85. ⟨10.1140/epja/i2018-12513-7⟩, Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos), Agência para a Sociedade do Conhecimento (UMIC)-FCT-Sociedade da Informação, instacron:RCAAP
Publication Year :
2018
Publisher :
HAL CCSD, 2018.

Abstract

International audience; The centrality determination for Au + Au collisions at 1.23A GeV, as measured with HADES at the GSI-SIS18, is described. In order to extract collision geometry related quantities, such as the average impact parameter or number of participating nucleons, a Glauber Monte Carlo approach is employed. For the application of this model to collisions at this relatively low centre-of-mass energy of $ \sqrt{s_{{\rm NN}}} = 2.42$ GeV special investigations were performed. As a result a well defined procedure to determine centrality classes for ongoing analyses of heavy-ion data is established.

Details

Language :
English
ISSN :
14346001 and 1434601X
Database :
OpenAIRE
Journal :
Eur.Phys.J.A, Eur.Phys.J.A, 2018, 54 (5), pp.85. 〈10.1140/epja/i2018-12513-7〉, Eur.Phys.J.A, 2018, 54 (5), pp.85. ⟨10.1140/epja/i2018-12513-7⟩, European Physical Journal A, European Physical Journal A, EDP Sciences, 2018, 54 (5), pp.85. ⟨10.1140/epja/i2018-12513-7⟩, Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos), Agência para a Sociedade do Conhecimento (UMIC)-FCT-Sociedade da Informação, instacron:RCAAP
Accession number :
edsair.doi.dedup.....619e152857f6a8a5476009f3a6858404
Full Text :
https://doi.org/10.1140/epja/i2018-12513-7〉