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In this communication, we report results of three-dimensional hydrodynamic computations, by using equations of state with a critical end point as suggested by the lattice QCD. Some of the results are an increase of the multiplicity in the…

The equation of state (EOS) is of utmost importance for the description of the hydrodynamic phase of strongly interacting matter in relativistic heavy-ion collisions. Lattice QCD can provide useful information on the EOS, mainly for small…

高能物理 - 唯象学 · 物理学 2008-03-12 R. Schulze , M. Bluhm , B. Kampfer

We provide a status report on the calculation of the Equation of State (EoS) of QCD at finite temperature using lattice QCD. Most of the discussion will focus on comparison of recent results obtained by the HotQCD and Wuppertal-Budapest…

高能物理 - 格点 · 物理学 2015-05-27 Rajan Gupta

Scattering and transition amplitudes with three-hadron final states play an important role in nuclear and particle physics. However, predicting such quantities using numerical Lattice QCD is very difficult, in part because of the effects of…

高能物理 - 格点 · 物理学 2015-11-17 Maxwell T. Hansen

I summarize recent results from lattice QCD on a few selected topics which are of interest to the heavy-ion physics community. Special emphasis is placed upon observables related to fluctuations of conserved charges and their connection to…

核理论 · 物理学 2015-05-28 Swagato Mukherjee

We present a full result for the equation of state (EoS) in 2+1+1 (up/down, strange and charm quarks are present) flavour lattice QCD. We extend this analysis and give the equation of state in 2+1+1+1 flavour QCD. In order to describe the…

In this letter we give the equation of state of QCD at finite temperatures and densities. The recently proposed overlap improving multi-parameter reweighting technique is used to determine observables at nonvanishing chemical potentials.…

高能物理 - 格点 · 物理学 2008-11-26 Z. Fodor , S. D. Katz , K. K. Szabo

We construct a family of equations of state within a quasiparticle model by relating pressure, energy density, baryon density and susceptibilities adjusted to first-principles lattice QCD calculations. The relation between pressure and…

高能物理 - 唯象学 · 物理学 2008-11-26 M. Bluhm , B. Kampfer , R. Schulze , D. Seipt , U. Heinz

The equation of state (EoS) of QCD is a crucial input for the modeling of heavy-ion-collision (HIC) and neutron-star-merger systems. Calculations of the fundamental theory of QCD, which could yield the true EoS, are hindered by the infamous…

We construct a hybrid equation of state (EoS) by smoothly interpolating the EoS in the hadron resonance gas at low temperatures to that in the ideal parton gas at high temperatures, and employ it to study the properties of the quantum…

高能物理 - 唯象学 · 物理学 2026-02-13 Zhi-Ying Qin , Bo Feng , Ya-Hui Hou , Hong-Yue Song , Wen-Chao Zhang , Hua Zheng , Shi-Jun Mao

Our quasi-particle model is compared with recent lattice QCD data at finite temperature and baryon number density with emphasis on the coefficients in the Taylor series expansion of thermodynamic observables. The inclusion of static…

高能物理 - 唯象学 · 物理学 2007-05-23 M. Bluhm , B. Kampfer

Recent results on the equation of state from lattice QCD are reviewed. The lattice technique and previous results are shortly discussed. New results for physical quark masses and two sets of lattice spacings are presented. The pressure,…

高能物理 - 唯象学 · 物理学 2009-11-11 S. D. Katz

We discuss recent progress made studies of bulk thermodynamics of strongly interacting matter through lattice simulations of QCD with an almost physical light and strange quark mass spectrum. We present results on the QCD equation of state…

高能物理 - 格点 · 物理学 2008-11-26 Frithjof Karsch

We present results for the QCD Equation of State (EoS) obtained using simulations of lattice QCD at zero chemical potential. Our high statistics results compare improved asqtad and p4fat3 staggered quarks on lattices with a temporal extent…

高能物理 - 格点 · 物理学 2010-01-21 Rajan Gupta

We derive a controlled expansion into mean field plus fluctuations for the extended Bose-Hubbard model, involving interactions with many neighbors on an arbitrary periodic lattice, and study the superfluid-supersolid phase transition. Near…

其他凝聚态物理 · 物理学 2008-09-09 Ralf Schützhold , Michael Uhlmann , Uwe R. Fischer

A brief overview of the lattice technique of studying QCD is presented. Recent results from the UKQCD Collaboration's simulations with dynamical quarks are then presented. In this work, the calculations are all at a fixed lattice spacing…

高能物理 - 唯象学 · 物理学 2009-11-07 Chris Allton

I summarize recent lattice results on QCD at finite temperatures and densities. Studies on the nature of the QCD transition at the physical point, continuum extra polations of thermodynamic quantities, and new calculations of hadronic…

高能物理 - 唯象学 · 物理学 2009-11-07 Kazuyuki Kanaya

Collective flow in collisions between Lead nuclei at LHC are influenced by random initial state fluctuations, especially for odd harmonics. Here we extend fluctuation studies to longitudinal fluctuations, which may have significant effect…

高能物理 - 唯象学 · 物理学 2011-12-30 Yun Cheng , Yu-Liang Yan , Dai-Mei Zhou , Xu Cai , Ben-Hao Sa , Laszlo P. Csernai

We will provide a review of some of the physics which can be addressed by studying fluctuations and correlations in heavy ion collisions. We will discuss Lattice QCD results on fluctuations and correlations and will put them into context…

核理论 · 物理学 2008-10-15 Volker Koch

We present results on the QCD equation of state, obtained with two different improved dynamical staggered fermion actions and almost physical quark masses. Lattice cut-off effect are discussed in detail as results for three different…

高能物理 - 格点 · 物理学 2008-10-06 Christian Schmid , for RBC-Bielefeld , HotQCD Collaborations
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