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We explore the quasiparticle model at finite chemical potential related to Ru-Keng Su's distinguished contributions to the topic. Besides, we discuss recent developments in the model, and in particular, one argues that the effective mass of…

高能物理 - 唯象学 · 物理学 2023-01-18 Wei-Liang Qian , Hong-Hao Ma , Shao-Yu Yin , Ping Wang

Bohr and Heisenberg suggested that the thermodynamical quantities of temperature and energy are complementary in the same way as position and momentum in quantum mechanics. Roughly speaking, their idea was that a definite temperature can be…

统计力学 · 物理学 2007-05-23 J. Uffink , J. H. van Lith-van Dis

We study the thermodynamic geometry arising from the free energy for the 2- and 3-flavor finite temperature hot QCD near the critical temperature. We develop a geometric notion for QCD thermodynamics, relating it with the existing…

高能物理 - 理论 · 物理学 2012-03-22 Stefano Bellucci , Vinod Chandra , Bhupendra Nath Tiwari

The entanglement extended Polyakov--Nambu--Jona-Lasinio model at zero chemical potential in the presence of an external magnetic field is studied. The effect of the entanglement parametrization is analyzed, in particular, on the…

高能物理 - 唯象学 · 物理学 2014-03-27 Márcio Ferreira , Pedro Costa , Constança Providência

Thermoelectric phenomena are traditionally associated with the interconversion of thermal and electrical energy in many-body systems. In the context of high-temperature quantum chromodynamics (QCD) matter produced in relativistic heavy-ion…

高能物理 - 唯象学 · 物理学 2025-12-09 Kamaljeet Singh , Raghunath Sahoo

Within the framework of thermofield dynamics, we construct a thermalized coherent thermal state, which is a general type of the coherent state with the thermal effects and can be presumably produced experimentally. The wavefunction and the…

量子物理 · 物理学 2007-05-23 Wen-Fa Lu

We calculate the equation of state at non-zero temperature and density from first principles in two-, three- and four-color QCD with two fermion flavors in the fundamental and two-index, antisymmetric representation. By matching low-energy…

高能物理 - 唯象学 · 物理学 2015-07-22 Tyler Gorda , Paul Romatschke

We study the melting temperature of heavy mesons in the hot medium of light quarks. By solving the covariant Schr\"odinger equations at finite temperature for mesons $D$, $\phi$ and $J/\psi$, we obtained the temperature dependence of their…

核理论 · 物理学 2013-07-26 Shuzhe Shi , Xingyu Guo , Pengfei Zhuang

We study the equation of state, fluctuations and static correlators of electric charge, baryon number and strangeness, by considering a realization of the Hadron Resonance Gas model in the light flavor sector of QCD. We emphasize the…

高能物理 - 唯象学 · 物理学 2025-01-10 E. Megias , E. Ruiz Arriola , L. L. Salcedo

Lattice QCD with additional chiral-invariant four-fermion interactions is studied at nonzero temperature. Staggered Kogut-Susskind quarks are used. The four-fermion interactions are implemented by introducing bosonic auxiliary fields. A…

高能物理 - 格点 · 物理学 2009-10-31 Michael Chavel

In this study, we investigate the impact of rotation on the thermodynamic characteristics of QCD matter using the three-flavor NJL model. We examine the temperature, quark chemical potential, and angular velocity dependencies of key…

高能物理 - 唯象学 · 物理学 2023-10-31 Fei Sun , Shuang Li , Rui Wen , Anping Huang , Wei Xie

We present lattice QCD results on heavy quark free energies, extract from its temperature dependence entropy and internal energy contributions, and discuss the onset of medium effects that lead to screening of static quark-antiquark sources…

高能物理 - 格点 · 物理学 2014-11-18 O. Kaczmarek

The article describes the potential application of thermodynamic simulation to forecast chemical aging and relevant color changes in painting. Qualitative and numerical results were obtained by applying the method to various mixtures of…

化学物理 · 物理学 2007-05-23 B. Zilbergleyt

The chemical potential ($\mu$) dependence of the topological susceptibility with two-color two-flavor QCD is studied. We find that at temperature $T \approx T_c /2$, where $T_c$ denotes the critical temperature at zero chemical potential,…

高能物理 - 格点 · 物理学 2018-12-05 Etsuko Itou , Kei Iida , Tong-Gyu Lee

We use high-temperature series expansions to obtain thermodynamic properties of the quantum compass model, and to investigate the phase transition on the square and simple cubic lattices. On the square lattice we obtain evidence for a phase…

强关联电子 · 物理学 2016-11-25 J. Oitmaa , C. J. Hamer

Using lattice perturbation theory at finite temperature, we compute for staggered fermions the one-loop fermionic corrections to the spatial and temporal plaquette couplings as well as the leading $Z_N$ symmetry breaking coupling. Numerical…

高能物理 - 格点 · 物理学 2009-10-28 Peter N. Meisinger , Michael C. Ogilvie

The critical properties of the mixed ferro/antiferromagnetic q-state Potts model on the square lattice are investigated using the numerical transfer matrix technique. The transition temperature is found to be substantially lower than…

统计力学 · 物理学 2007-05-23 D P Foster , C Gerard

The perturbative approach was adopted to develop a temperature-dependent version of non-relativistic quantum mechanics in the limit of low-enough temperatures. A generalized, self-consistent Hamiltonian was therefore constructed for an…

量子物理 · 物理学 2021-03-08 Ashkan Shekaari , Mahmoud Jafari

We apply the muffin-tin effective medium approximation to calculate the temperature dependence of the resistivity and of the thermopower of amorphous and liquid metals. The results show unambiguously that a large resistivity is accompanied…

凝聚态物理 · 物理学 2009-10-28 Ulrich Werner , Raymond Fresard

Thermal QCD equations of state at high baryon density are sensitive to the phase structure and the resulting excitation modes. The leading contribution at low temperature can be either ~p_F^2 T^2 (pF: Fermi momentum, T: temperature) for…

核理论 · 物理学 2018-03-14 Toru Kojo
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