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相关论文: Equation of state at finite net-baryon density usi…

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We employ the lattice QCD data on Taylor expansion coefficients to extend our previous parametrization of the equation of state to finite baryon density. When we take into account lattice spacing and quark mass dependence of the hadron…

核理论 · 物理学 2017-11-22 Pasi Huovinen , Peter Petreczky , Christian Schmidt

We employ the lattice QCD data on Taylor expansion coefficients to extend our previous parametrization of the equation of state to finite baryon density. When we take into account lattice spacing and quark mass dependence of the hadron…

核理论 · 物理学 2015-05-28 Pasi Huovinen , Peter Petreczky

We calculated the QCD equation of state using Taylor expansions that include contributions from up to sixth order in the baryon, strangeness and electric charge chemical potentials. Calculations have been performed with the Highly Improved…

We present results from an ongoing calculation of the QCD equation of state at finite baryon chemical potential $\mu_B$. We use the method of Taylor expansions to circumvent the sign problem and calculate the expansion coefficients to sixth…

高能物理 - 格点 · 物理学 2014-12-23 Prasad Hegde

We discuss the Taylor expansion approach to non-zero baryon chemical potential ($\mu_B$) and present results on expanion coefficients of the pressure and energy density up to the 6-th order in $\mu_B$. Calculations have been performed with…

高能物理 - 格点 · 物理学 2010-01-21 Chuan Miao , Christian Schmidt , for RBC-Bielefeld Collaboration

We construct an equation of state for Quantum Chromodynamics (QCD) at finite temperature and chemical potentials for baryon number $B$, electric charge $Q$ and strangeness $S$. We use the Taylor expansion method, up to the fourth power for…

高能物理 - 唯象学 · 物理学 2020-01-23 J. Noronha-Hostler , P. Parotto , C. Ratti , J. M. Stafford

We present a four-dimensional equation of state for strongly interacting matter at finite temperature and conserved charge densities, constructed using a deep neural network. It is designed for direct use in hybrid models of relativistic…

高能物理 - 唯象学 · 物理学 2026-05-22 Musfer Adzhymambetov

We explore the QCD equation of state at finite baryon density through an expansion in baryon number fugacity, making use of the recent lattice data on the four leading Fourier coefficients of the expansion. A state-of-the-art description of…

高能物理 - 唯象学 · 物理学 2019-05-06 Volodymyr Vovchenko , Jan Steinheimer , Owe Philipsen , Horst Stoecker

We present realistic equations of state for QCD matter at vanishing net-baryon density which embed recent lattice QCD results at high temperatures combined with a hadron resonance gas model in the low-temperature, confined phase. In the…

高能物理 - 唯象学 · 物理学 2014-07-17 M. Bluhm , P. Alba , W. Alberico , A. Beraudo , C. Ratti

Current knowledge of the finite-density QCD equation of state from first principles is limited to a Taylor expansion in the baryonic chemical potential around $\mu_B=0$. By means of a scaling form for the equation of state of the 3D Ising…

高能物理 - 唯象学 · 物理学 2019-02-20 Paolo Parotto

Exploration of the QCD phase diagram is pivotal in particle and nuclear physics. We construct a full four-dimensional equation of state of QCD with net baryon, electric charge, and strangeness by extending the NEOS model beyond the…

核理论 · 物理学 2025-03-06 Akihiko Monnai , Grégoire Pihan , Björn Schenke , Chun Shen

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 effects are discussed in detail as results for three different…

高能物理 - 格点 · 物理学 2015-05-13 Christian Schmidt , for RBC-Bielefeld , HotQCD Collaborations

We present results for the QCD Equation of State at non-zero chemical potentials corresponding to the conserved charges in QCD using Taylor expansion upto sixth order in the baryon number, electric charge and strangeness chemical…

高能物理 - 格点 · 物理学 2018-03-14 Sayantan Sharma , for Bielefeld-BNL-CCNU collaboration

The only first principle knowledge of the QCD equation of state at finite baryonic density is given from Lattice QCD as a Taylor expansion around $\mu_B = 0$. The coefficients of such an expansion are currently available up to order ${\cal…

高能物理 - 唯象学 · 物理学 2018-01-25 Paolo Parotto

We derive robust bounds on the equation of state (EoS) at finite baryon chemical potential using QCD inequalities and input from recent lattice-QCD calculations of thermodynamic properties of matter at nonzero isospin chemical potential. We…

核理论 · 物理学 2023-10-17 Yuki Fujimoto , Sanjay Reddy

We review the equation of state of QCD matter at finite densities. We discuss the construction of the equation of state with net baryon number, electric charge, and strangeness using the results of lattice QCD simulations and hadron…

核理论 · 物理学 2021-04-21 Akihiko Monnai , Björn Schenke , Chun Shen

We present a novel construction of the QCD equation of state (EoS) at finite baryon density. Our work combines a recently proposed resummation scheme for lattice QCD results with the universal critical behavior at the QCD critical point.…

We present recent lattice results on QCD thermodynamics at non-vanishing baryon number density obtained from a 6th order Taylor expansion in the chemical potential. Results for bulk thermodynamic observables, in particular for fluctuations…

高能物理 - 格点 · 物理学 2009-11-10 Frithjof Karsch

We present a new equation of state for QCD in which the temperature $T$ and the three chemical potentials for baryon number $\mu_B$, electric charge $\mu_Q$ and strangeness $\mu_S$ can be varied independently. This result is based on a…

We compare recent lattice studies of QCD thermodynamics at non-zero quark chemical potential with the thermodynamics of a hadron resonance gas. We argue that for T < Tc the equation of state derived from Monte--Carlo simulations of two…

高能物理 - 唯象学 · 物理学 2009-11-10 F. Karsch , K. Redlich , A. Tawfik
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