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200 篇论文

The event-to-event fluctuations of hadron multiplicities are studied for a quark system undergoing second-order phase transition to hadrons. Emphasis is placed on the search for an observable signature that is realistic for heavy-ion…

核理论 · 物理学 2009-11-07 Rudolph C. Hwa , Qing-hui Zhang

This paper reviews our recent findings on the dynamics of transport of baryon number in proton-induced reactions at the CERN SPS. These are put in a more general context of the present understanding of baryon stopping phenomena up to LHC…

核理论 · 物理学 2021-08-04 Marek Jeżabek , Andrzej Rybicki

We present a new method of solving the probability distribution for baryons, antibaryons and mesons at the hadronization of constituent quark and antiquark system. The hadronization is governed by the quark combination rule in the quark…

核理论 · 物理学 2020-02-11 Yang-guang Yang , Jun Song , Feng-lan Shao , Zuo-tang Liang , Qun Wang

There is experimental and theoretical evidence that the broad rapidity distribution of net proton yield in central heavy-ion collisions at SPS energies could be a signal of non-equilibrium properties of the system. We show that the broad…

高能物理 - 唯象学 · 物理学 2015-06-25 A. Lavagno

We study the correlation between the distributions of the net-charge, net-kaon, net-baryon and net-proton number at hadronization and after the final hadronic decoupling by simulating ultra relativistic heavy ion collisions with the hybrid…

核理论 · 物理学 2017-11-23 J. Steinheimer , V. Vovchenko , J. Aichelin , M. Bleicher , H. Stöcker

We describe particle production in the framework of an independent string model: the dual parton model. We show that an improved version of this model, containing a diquark breaking component, allows to describe the bulk of particle…

高能物理 - 唯象学 · 物理学 2007-05-23 A. Capella

We consider a gas of independent Brownian particles on a bounded interval in contact with two particle reservoirs at the endpoints. Due to the Brownian nature of the particles, infinitely many particles enter and leave the system in each…

概率论 · 数学 2019-07-25 Lorenzo Bertini , Gustavo Posta

Since the incident nuclei in heavy-ion collisions do not carry strangeness, the global net strangeness of the detected hadrons has to vanish. We show that there is an intimate relation between strangeness neutrality and baryon-strangeness…

高能物理 - 唯象学 · 物理学 2019-07-19 Fabian Rennecke , Wei-jie Fu , Jan M. Pawlowski

We present a new perspective on thermal and quantum phase transitions (QPT) in $(2+1)$-dimensional quantum chromodynamics based on symmetries, topology, and quantum dynamical structure of the baryon ground state in the large $N_c$ limit for…

高能物理 - 理论 · 物理学 2019-04-25 Laith H. Haddad

We obtain the initial phase space distribution after relativistic heavy ion collision by the CGC shattering method incorporating the uncertainty principle and solve the semi-classical Boltzmann equation which includes the gluon radiation…

核理论 · 物理学 2015-05-13 Ghi R. Shin

We show that the Linear Sigma Model with quarks produces an effective description of the QCD phase diagram and of the system's equilibrium distribution properties that deviate from those of the Hadron Resonance Gas Model. The deviation is…

A self-consistent and universal description of friction and diffusion for Brownian particles (grains) in different systems, as a gas with Boltzmann collisions, dusty plasma with ion absorption by grains, and for active particles (e.g.,…

统计力学 · 物理学 2009-11-10 S. A. Trigger , G. J. F. van Heijst , P. P. J. M. Schram

Electromagnetic field in heavy ion collisions are expected to cause charge dependent directed flow splitting ($\Delta v_1$). Such charge dependent $\Delta v_1$ has been observed by the STAR collaboration. We demonstrate that relativistic…

核理论 · 物理学 2023-05-16 Tribhuban Parida , Sandeep Chatterjee

The quark-gluon plasma behaves as a relativistic viscous fluid in high-energy heavy ion collisions. I develop a causal dissipative hydrodynamic model at finite baryon density for RHIC and LHC to estimate the net baryon rapidity…

核理论 · 物理学 2015-06-12 Akihiko Monnai

Using a relativistic transport (ART) model, we study the stopping power, the formation of superdense hadronic matter as well as the strength of transverse and radial flow in central Au+Au collisions at beam momentum from 2 to 12 GeV/c per…

核理论 · 物理学 2009-10-30 Bao-An Li , C. M. Ko

A formalism for quantum many-body systems is proposed through a semiclassical treatment in phase space, allowing us to establish a stochastic thermodynamics incorporating quantum statistics. Specifically, we utilize a stochastic…

统计力学 · 物理学 2024-12-23 Zhaoyu Fei

The quark-gluon plasma is considered to behave as a relativistic viscous fluid in the high-energy heavy ion collisions. In this study, I develop and estimate a second order dissipative hydrodynamic model at finite baryon density with…

核理论 · 物理学 2012-07-30 Akihiko Monnai

Calculating the properties of baryon resonances from quantum chromodynamics requires evaluating the temporal correlations between hadronic operators using integrations over field configurations weighted by a phase associated with the…

高能物理 - 格点 · 物理学 2025-10-29 Colin Morningstar

We present an in-depth investigation of heavy-ion fusion dynamics using a six-dimensional Langevin framework that enables unrestricted motion of the asymmetry parameter. The stochastic formalism naturally incorporates friction effects and…

核理论 · 物理学 2025-02-07 Yannen Jaganathen , Michał Kowal , Krzysztof Pomorski

We argue that statistical data analysis of two-particle longitudinal correlations in ultra-relativistic heavy-ion collisions may be efficiently carried out with the technique of partial covariance. In this method, the spurious…

核理论 · 物理学 2018-10-04 Adam Olszewski , Wojciech Broniowski