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A detailed analysis of transverse momentum spectra of several identified hadrons in high energy collisions within the canonical framework of the statistical model of hadronisation is performed. The study of particle momentum spectra…

High Energy Physics - Phenomenology · Physics 2011-09-13 F. Becattini , G. Passaleva

We investigate baryon and charge transport in relativistic heavy-ion collisions, compare with Au + Au RHIC data at sqrt(s_NN)=0.2 TeV, and make predictions for net-proton rapidity distributions in central Pb + Pb collisions at CERN LHC…

High Energy Physics - Phenomenology · Physics 2014-11-20 Yacine Mehtar-Tani , Georg Wolschin

Higher moments of distributions of net charge and baryon number in heavy-ion collisions have been proposed as signals of fundamental QCD phase transitions. In order to better understand background processes for these observables, models are…

Nuclear Theory · Physics 2021-01-04 Scott Pratt , Rachel Steinhorst

We argue that recent NA49 results on multiparticle distributions and fluctuations, as a function of the number of participant nucleons, suggest that percolation plays an important role in particle production at high densities.

High Energy Physics - Phenomenology · Physics 2007-05-23 Pedro Brogueira , Jorge Dias de Deus

We present the centrality dependent measurement of multiplicity and pseudorapidity distributions of charged particles and photons in Au + Au collisions at sqrt{s_NN} = 62.4 GeV. The charged particles and photons are measured in the…

Nuclear Experiment · Physics 2012-08-27 STAR Collaboration

We argue that recent NA49 results on multiparticle distributions and fluctuations, as a function of the number of participant nucleons, suggest that percolation plays an important role in particle production at high densities.

High Energy Physics - Phenomenology · Physics 2009-11-11 Pedro Brogueira , Jorge Dias de Deus

The study of multiplicity distributions of identified particles in terms of their higher moments is at the focus of contemporary experimental and theoretical studies. In a thermalized system, combinations of these moments are directly…

Nuclear Theory · Physics 2019-02-20 Peter Braun-Munzinger , Anar Rustamov , Johanna Stachel

We show that the method of partial covariance is a very efficient way to introduce constraints (such as the centrality selection) in data analysis in ultra-relativistic nuclear collisions. The technique eliminates spurious event-by-event…

Nuclear Theory · Physics 2018-10-18 Wojciech Broniowski , Adam Olszewski

We discuss systematic uncertainties in the chemical freeze-out parameters from the $\chi^2$ analysis of hadron multiplicity ratios in the heavy-ion collision experiments. The systematics due to the choice of specific hadron ratios are found…

High Energy Physics - Phenomenology · Physics 2020-03-11 Sumana Bhattacharyya , Deeptak Biswas , Sanjay K. Ghosh , Rajarshi Ray , Pracheta Singha

The centrality dependence of charged-hadron production in relativistic heavy-ion collisions at LHC energies is investigated in a nonequilibrium-statistical relativistic diffusion model (RDM) with three sources. Theoretical pseudorapidity…

High Energy Physics - Phenomenology · Physics 2012-08-07 David Roehrscheid , Georg Wolschin

We study the production of charmed and multi-charmed hadrons in ultra-relativistic Heavy Ion Collisions coupling the transport approach for charm dynamics in the medium to an hybrid hadronization model of coalescence plus fragmentation. In…

High Energy Physics - Phenomenology · Physics 2024-03-14 Vincenzo Minissale , Salvatore Plumari , Yifeng Sun , Vincenzo Greco

This paper presents the energy dependence of multiplicity and net-electric charge fluctuations in p+p interactions at beam momenta 20, 31, 40, 80, and 158 GeV/c. Results are corrected for the experimental biases and quantified with the use…

High Energy Physics - Experiment · Physics 2025-03-18 NA61/SHINE , : , H. Adhikary , P. Adrich , K. K. Allison , N. Amin , E. V. Andronov , I. -C. Arsene , M. Bajda , Y. Balkova , D. Battaglia , A. Bazgir , S. Bhosale , M. Bielewicz , A. Blondel , M. Bogomilov , Y. Bondar , A. Borucka , A. Brandin , W. Bryliński , J. Brzychczyk , M. Buryakov , A. F. Camino , M. Ćirković , M. Csanád , J. Cybowska , T. Czopowicz , C. Dalmazzone , N. Davis , A. Dmitriev , P. von Doetinchem , W. Dominik , J. Dumarchez , R. Engel , G. A. Feofilov , L. Fields , Z. Fodor , M. Friend , M. Gaździcki , O. Golosov , V. Golovatyuk , M. Golubeva , K. Grebieszkow , F. Guber , S. N. Igolkin , S. Ilieva , A. Ivashkin , A. Izvestnyy , N. Kargin , N. Karpushkin , E. Kashirin , M. Kiełbowicz , V. A. Kireyeu , R. Kolesnikov , D. Kolev , Y. Koshio , V. N. Kovalenko , S. Kowalski , B. Kozłowski , A. Krasnoperov , W. Kucewicz , M. Kuchowicz , M. Kuich , A. Kurepin , A. László , M. Lewicki , G. Lykasov , V. V. Lyubushkin , M. Maćkowiak-Pawłowska , Z. Majka , A. Makhnev , B. Maksiak , A. I. Malakhov , A. Marcinek , A. D. Marino , H. -J. Mathes , T. Matulewicz , V. Matveev , G. L. Melkumov , A. Merzlaya , Ł. Mik , S. Morozov , Y. Nagai , T. Nakadaira , M. Naskręt , S. Nishimori , A. Olivier , V. Ozvenchuk , O. Panova , V. Paolone , O. Petukhov , I. Pidhurskyi , R. Płaneta , P. Podlaski , B. A. Popov , B. Pórfy , D. S. Prokhorova , D. Pszczel , S. Puławski , J. Puzović , R. Renfordt , L. Ren , V. Z. Reyna-Ortiz , D. Röhrich , E. Rondio , M. Roth , Ł. Rozpłochowski , B. T. Rumberger , M. Rumyantsev , A. Rustamov , M. Rybczynski , A. Rybicki , D. Rybka , K. Sakashita , K. Schmidt , A. Yu. Seryakov , P. Seyboth , U. A. Shah , Y. Shiraishi , A. Shukla , M. Słodkowski , P. Staszel , G. Stefanek , J. Stepaniak , M. Strikhanov , Ł. Świderski , J. Szewiński , R. Szukiewicz , A. Taranenko , A. Tefelska , D. Tefelski , V. Tereshchenko , R. Tsenov , L. Turko , T. S. Tveter , M. Unger , M. Urbaniak , F. F. Valiev , D. Veberič , V. V. Vechernin , O. Vitiuk , V. Volkov , A. Wickremasinghe , K. Witek , K. Wójcik , O. Wyszyński , A. Zaitsev , E. Zherebtsova , E. D. Zimmerman , A. Zviagina , R. Zwaska

We apply a microcanonical statistical model to investigate hadron production in pp collisions. The parameters of the model are the energy E and the volume V of the system, which we determine via fitting the average multiplicity of charged…

High Energy Physics - Phenomenology · Physics 2009-11-10 F. M. Liu , J. Aichelin , K. Werner , M. Bleicher

The collision system and multiplicity dependence of chemical freeze-out temperature ($T_{\rm ch}$) and strangeness saturation factor ($\gamma_{s}$) are obtained by studying the particle ratios at the Large Hadron Collider (LHC) energies.…

High Energy Physics - Phenomenology · Physics 2019-09-02 Rutuparna Rath , Arvind Khuntia , Raghunath Sahoo

System size dependence of hadron production properties is discussed within the Wounded Nucleon Model and the Statistical Model in the grand canonical, canonical and micro-canonical formulations. Similarities and differences between…

Nuclear Theory · Physics 2013-07-09 Marek Gazdzicki

Experiments at the Large Hadron Collider (LHC) have measured multiplicity distributions in proton-proton collisions at a new domain of center-of-mass energy ($\sqrt {s}$) in limited pseudorapidity intervals. We analyze multiplicity…

High Energy Physics - Phenomenology · Physics 2015-06-04 Premomoy Ghosh

The theoretical description of the correlations between observables in two separated rapidity intervals for AA-interactions at high energies is presented. In the case with the realistic nucleon distribution density of colliding nuclei the…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. S. Kolevatov , V. V. Vechernin

We investigate particle production in heavy-ion collisions at RHIC energies as function of incident energy, and centrality in a three-sources Relativistic Diffusion Model. Pseudorapidity distributions of produced charged hadrons in Au + Au…

High Energy Physics - Phenomenology · Physics 2008-11-26 Rolf Kuiper , Georg Wolschin

We present the results of charged particle fluctuations measurements in Au + Au collisions at $\sqrt{s_{NN}}=130$ GeV using the STAR detector. Dynamical fluctuations measurements are presented for inclusive charged particle multiplicities…

Nuclear Experiment · Physics 2008-11-26 J. Adams

An analysis method is proposed to study the forward-backward (FB) multiplicity fluctuation in high-energy nuclear collisions, built on the earlier work of Bzdak and Teaney. The method allows the decomposition of the centrality dependence of…

Nuclear Theory · Physics 2016-04-27 Jiangyong Jia , Sooraj Radhakrishnan , Mingliang Zhou