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Finite-size scaling (FSS) provides a framework for investigating the possible presence of a critical end point (CEP) in the QCD phase diagram using fluctuation observables measured in relativistic heavy-ion collisions. A recent analysis…

Nuclear Theory · Physics 2026-03-31 Roy A. Lacey

The pseudorapidity measurements at LHC, although in the central region only, allows to perform preliminary tests of the multiparticle production extrapolation formula inspired by the recent cosmic ray data analysis. Feynman scaling…

High Energy Physics - Phenomenology · Physics 2011-08-31 Tadeusz Wibig

Event-by-event fluctuations of produced particle multiplicities are believed to be sensitive to a deconfinement phase transition and the critical point of strongly interacting matter. The NA49 collaboration has conducted a systematic study…

Nuclear Experiment · Physics 2019-08-14 Tim Schuster

The Multi-Phase Transport model (AMPT) is used to study the effects of the parton-scattering cross-sections ($\sigma_{pp}$) and hadronic re-scattering on the linear contributions to the flow harmonic $\textit{v}_{4}$, the non-linear…

Nuclear Theory · Physics 2021-11-15 Niseem Magdy

Amplitude fluctuations of the pairing field are responsible together with phase fluctuations for the pseudogap phenomena in high temperature superconductors. Here we present the more detailed theory of the amplitude and phase fluctuations…

Superconductivity · Physics 2007-05-23 Philippe Curty , Hans Beck

Multiplicity fluctuations are one of the most crucial observables in the Beam Energy Scan program of the Relativistic Heavy Ion Collider. It is understood that they can be utilized to probe the whereabouts of the critical point on the phase…

Nuclear Theory · Physics 2020-02-12 Hong-Hao Ma , Dan Wen , Kai Lin , Wei-Liang Qian , Bin Wang , Yogiro Hama , Takeshi Kodama

An analysis of local fluctuations, or spikes, is performed for charged particles produced in central C-Cu collisions at 4.5 GeV/$c$/nucleon. The distributions of spike-centers and the maximum density distributions are investigated for…

High Energy Physics - Phenomenology · Physics 2009-10-31 G. L. Gogiberidze , L. K. Gelovani , E. K. Sarkisyan

Three-dimensional, as well as one- and two-dimensional, studies of multiplicity fluctuation are performed using AMPT model to generate central Au-Au collision events at ${\sqrt s_{NN}}= 200$ GeV. Two- and three-dimensional normalized…

Nuclear Theory · Physics 2016-01-06 Xie YiLong , Chen Gang , Wang JiangLing , Liu ZhaoHui , Wang MeiJuan

Self-organized spatial structures in the light emission from the ion-ion capacitive RF plasma of a strongly electronegative gas (CF4) are observed experimentally for the first time. Their formation is analyzed and understood based on…

Plasma Physics · Physics 2016-07-20 Yong-Xin Liu , Edmund Schuengel , Ihor Korolov , Zoltan Donko , You-Nian Wang , Julian Schulze

Event-scale analysis techniques using correlation and fluctuation measures are applied to heavy-ion collision data with the goal of discovering, characterizing, and understanding deconfined quark matter. In service of these goals…

Nuclear Experiment · Physics 2007-05-23 J. G. Reid

The original goal of Large Eddy Simulations of fully developed turbulent flows was to accurately describe large-scale flow features ${\bf u}(\Delta)$ at the scales $r\geq \Delta$ where $\Delta$ is a size of computational mesh. The effect of…

Fluid Dynamics · Physics 2011-09-29 Victor Yakhot , John Wanderer

The multiplicity dependence of the pseudorapidity density of charged particles in proton-proton (pp) collisions at centre-of-mass energies $\sqrt{s}$ = 5.02, 7 and 13 TeV measured by ALICE is reported. The analysis relies on track segments…

Nuclear Experiment · Physics 2021-12-10 ALICE Collaboration

This paper presents results on multiplicity fluctuations of positively and negatively charged hadrons as well as net-electric charge fluctuations measured in central Ar+Sc interactions at beam momenta 13A, 19A, 30A, 40A, 75A, and 150A…

Nuclear Experiment · Physics 2025-04-01 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 , W. Bryliński , J. Brzychczyk , M. Buryakov , A. F. Camino , Y. D. Chandak , 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 , K. E. Gollwitzer , O. Golosov , V. Golovatyuk , M. Golubeva , K. Grebieszkow , F. Guber , P. G. Hurh , S. Ilieva , A. Ivashkin , N. Karpushkin , M. Kiełbowicz , V. A. Kireyeu , R. Kolesnikov , D. Kolev , Y. Koshio , S. Kowalski , B. Kozłowski , A. Krasnoperov , W. Kucewicz , M. Kuchowicz , M. Kuich , A. László , M. Lewicki , G. Lykasov , J. R. Lyon , V. V. Lyubushkin , M. Maćkowiak-Pawłowska , 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 , S. Nishimori , A. Olivier , V. Ozvenchuk , O. Panova , V. Paolone , I. Pidhurskyi , R. Płaneta , P. Podlaski , B. A. Popov , B. Pórfy , D. S. Prokhorova , D. Pszczel , S. Puławski , L. Ren , V. Z. Reyna Ortiz , D. Röhrich , M. Roth , Ł. Rozpłochowski , M. Rumyantsev , A. Rustamov , M. Rybczynski , A. Rybicki , D. Rybka , K. Sakashita , K. Schmidt , P. Seyboth , U. A. Shah , Y. Shiraishi , A. Shukla , M. Słodkowski , P. Staszel , G. Stefanek , J. Stepaniak , 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 , D. Veberič , O. Vitiuk , A. Wickremasinghe , K. Witek , K. Wójcik , O. Wyszyński , A. Zaitsev , E. Zherebtsova , E. D. Zimmerman , A. Zviagina

Self-affine rough interfaces are ubiquitous in experimental systems, and display characteristic scaling properties as a signature of the nature of disorder in their supporting medium, i.e. of the statistical features of its heterogeneities.…

Disordered Systems and Neural Networks · Physics 2021-07-21 Sebastian Bustingorry , Jill Guyonnet , Patrycja Paruch , Elisabeth Agoritsas

The pseudorapidity density and anisotropic flow of charged-particles provide fundamental information about global variables and correlations in heavy-ion collisions. The pseudorapidity density is related to the energy available for particle…

Nuclear Experiment · Physics 2019-08-13 Kristjan Gulbrandsen

Multifractal systems usually have singularity spectra defined on bounded sets of H\"older exponents. As a consequence, their associated multifractal scaling exponents are expected to depend linearly upon statistical moment orders at high…

Fluid Dynamics · Physics 2021-06-30 L. Moriconi

Heavy-ion collisions at relativistic energies probe matter at extreme conditions of temperatures and energy densities. The study of event-by-event fluctuations of experimental observables is crucial to probe the QCD phase transition, locate…

Nuclear Experiment · Physics 2020-12-30 Tapan K. Nayak

The PHOBOS experiment at RHIC has measured large samples of Au+Au and Cu+Cu collisions using a detector with uniquely large angular acceptance. These data enable studies of particle production over a very wide pseudorapidity interval which…

Nuclear Experiment · Physics 2019-08-14 Krzysztof Wozniak

We investigate viscous and non-viscous flow in two-dimensional self-affine fracture joints through direct numerical simulations of the Navier-Stokes equations. As a novel hydrodynamic feature of this flow system, we find that the effective…

Disordered Systems and Neural Networks · Physics 2007-05-23 José S. Andrade , Ascânio D. Araújo , Fernando A. Oliveira , Alex Hansen

Experimental data on multiplicities and kinematical characteristics of $\pi^-$, $\pi^+$ mesons and protons in the interactions of protons with carbon nucleus at momentum 4.2 GeV/c in a dependence of collision centrality are analyzed.…

High Energy Physics - Experiment · Physics 2007-05-23 A. Galoyan , E. N. Kladnitskaya , O. V. Rogachevskii , R. Togoo , V. V. Uzhinskii