학술논문

Production of $\Lambda$ hyperons in inelastic p+p interactions at 158 GeV/$c$
Document Type
Working Paper
Author
Aduszkiewicz, A.Ali, Y.Andronov, E.Antićić, T.Antoniou, N.Baatar, B.Bay, F.Blondel, A.Bogomilov, M.Brandin, A.Bravar, A.Brzychczyk, J.Bunyatov, S. A.Busygina, O.Christakoglou, P.Ćirković, M.Czopowicz, T.Damyanova, A.Davis, N.Dembinski, H.Deveaux, M.Diakonos, F.Di Luise, S.Dominik, W.Dumarchez, J.Dynowski, K.Engel, R.Ereditato, A.Feofilov, G. A.Fodor, Z.Garibov, A.Gaździcki, M.Golubeva, M.Grebieszkow, K.Grzeszczuk, A.Guber, F.Haesler, A.Hasegawa, T.Hervé, A. E.Hierholzer, M.Igolkin, S.Ivashkin, A.Johnson, S. R.Kadija, K.Kapoyannis, A.Kaptur, E.Kisiel, J.Kobayashi, T.Kolesnikov, V. I.Kolev, D.Kondratiev, V. P.Korzenev, A.Kowalik, K.Kowalski, S.Koziel, M.Krasnoperov, A.Kuich, M.Kurepin, A.Larsen, D.László, A.Lewicki, M.Lyubushkin, V. V.Maćkowiak-Pawłowska, M.Maksiak, B.Malakhov, A. I.Manić, D.Marcinek, A.Marino, A. D.Marton, K.Mathes, H. -J.Matulewicz, T.Matveev, V.Melkumov, G. L.Messerly, B.Mills, G. B.Morozov, S.Mrówczyński, S.Nagai, Y.Nakadaira, T.Naskręt, M.Nirkko, M.Nishikawa, K.Panagiotou, A. D.Paolone, V.Pavin, M.Petukhov, O.Pistillo, C.Płaneta, R.Popov, B. A.Posiadała, M.Puławski, S.Puzović, J.Rauch, W.Ravonel, M.Redij, A.Renfordt, R.Richter-Wąs, E.Robert, A.Röhrich, D.Rondio, E.Roth, M.Rubbia, A.Rumberger, B. T.Rustamov, A.Rybczynski, M.Sadovsky, A.Sakashita, K.Schmidt, K.Sekiguchi, T.Selyuzhenkov, I.Seryakov, A.Seyboth, P.Sgalaberna, D.Shibata, M.Słodkowski, M.Staszel, P.Stefanek, G.Stepaniak, J.Ströbele, H.Šuša, T.Szuba, M.Tada, M.Taranenko, A.Tefelski, D.Tereshchenko, V.Tsenov, R.Turko, L.Ulrich, R.Unger, M.Vassiliou, M.Veberič, D.Vechernin, V. V.Vesztergombi, G.Vinogradov, L.Wilczek, A.Włodarczyk, Z.Wojtaszek-Szwarc, A.Wyszyński, O.Zambelli, L.Zimmerman, E. D.
Source
Eur. Phys. J. C (2016) 76: 198
Subject
High Energy Physics - Experiment
Nuclear Experiment
Language
Abstract
Inclusive production of $\Lambda$-hyperons was measured with the large acceptance NA61/SHINE spectrometer at the CERN SPS in inelastic p+p interactions at beam momentum of 158~\GeVc. Spectra of transverse momentum and transverse mass as well as distributions of rapidity and x$_{_F}$ are presented. The mean multiplicity was estimated to be $0.120\,\pm0.006\;(stat.)\,\pm 0.010\;(sys.)$. The results are compared with previous measurements and predictions of the EPOS, UrQMD and FRITIOF models.
Comment: 19 pages, 20 figures, 6 tables