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A novel method to determine the density and temperature of a system based on quantum Fermionic fluctuations is generalized to the limit where the reached temperature T is large compared to the Fermi energy {\epsilon}f . Quadrupole and…

核理论 · 物理学 2015-06-03 Hua Zheng , Aldo Bonasera

We study the parametrization of lattice spacing and thermodynamics of SU(3) gauge theory on the basis of the Yang-Mills gradient flow on fine lattices. The lattice spacing of the Wilson gauge action is determined over a wide range…

高能物理 - 格点 · 物理学 2015-11-18 Masakiyo Kitazawa , Masayuki Asakawa , Tetsuo Hatsuda , Takumi Iritani , Etsuko Itou , Hiroshi Suzuki

Thermodynamic entropy is determined by a heat measurement through the Clausius equality. The entropy then formalizes a fundamental limitation of operations by the second law of thermodynamics. The entropy is also expressed as the Shannon…

统计力学 · 物理学 2015-06-17 Shin-ichi Sasa

At low energies or temperatures, maximally supersymmetric Yang-Mills theory on $\mathbb R^{(t)}\times S^1$ with large $N$ gauge group $SU(N)$ and strong t'Hooft coupling is conjectured to be dual to the low energy dynamics of a collection…

高能物理 - 理论 · 物理学 2017-06-28 Oscar J. C. Dias , Jorge E. Santos , Benson Way

We investigate the topological properties of the $SU(3)$ pure gauge theory by performing numerical simulations at imaginary values of the $\theta$ parameter. By monitoring the dependence of various cumulants of the topological charge…

高能物理 - 格点 · 物理学 2016-01-28 Claudio Bonati , Massimo D'Elia , Aurora Scapellato

We compute non-perturbative gluon spectral functions at finite temperature in quenched QCD with the maximum entropy method. We also provide a closed loop equation for the spectral function of the energy-momentum tensor in terms of the gluon…

高能物理 - 唯象学 · 物理学 2014-11-11 Michael Haas , Leonard Fister , Jan M. Pawlowski

We calculate the resummed perturbative free energy of ${\cal N}=4$ supersymmetric Yang-Mills in four spacetime dimensions ($\text{SYM}_{4,4}$) through second order in the 't Hooft coupling $\lambda$ at finite temperature and zero chemical…

高能物理 - 理论 · 物理学 2021-11-25 Qianqian Du , Michael Strickland , Ubaid Tantary

We use the gauge-gravity duality conjecture to compute spectral functions of the stress-energy tensor in finite temperature N=4 supersymmetric Yang-Mills theory in the limit of large Nc and large coupling. The spectral functions exhibit…

高能物理 - 理论 · 物理学 2009-11-11 Pavel Kovtun , Andrei Starinets

We investigate the distribution of energy-momentum tensor (EMT) around a static quark in the deconfined phase of SU(3) Yang-Mills theory. The EMT defined through the gradient-flow formalism is used for the numerical analysis of the EMT…

高能物理 - 格点 · 物理学 2021-12-01 Masakiyo Kitazawa , Ryosuke Yanagihara , Masayuki Asakawa , Tetsuo Hatsuda

We propose an analytical approach to SU(2) Yang-Mills thermodynamics. The existence of a macroscopic and rigid adjoint Higgs field, generated by dilute trivial-holonomy calorons at large temperature $T$ (electric phase), implies a twofold…

高能物理 - 唯象学 · 物理学 2017-08-23 Ralf Hofmann

We study the topological charge distribution of the SU(3) Yang--Mills theory with high precision in order to be able to detect deviations from Gaussianity. The computation is carried out on the lattice with high statistics Monte Carlo…

高能物理 - 格点 · 物理学 2015-10-12 Marco Cè , Cristian Consonni , Georg P. Engel , Leonardo Giusti

It is important to be able to calculate the moist-air entropy of the atmosphere with precision. A potential temperature has already been defined from the third law of thermodynamics for this purpose. However, a doubt remains as to whether…

大气与海洋物理 · 物理学 2019-05-28 Pascal Marquet

We present high-precision lattice calculations of the thermodynamics of Yang-Mills theories with different gauge groups. In the confining phase, we show that the equation of state is described remarkably well by a gas of massive,…

高能物理 - 格点 · 物理学 2015-10-06 Alessandro Nada

Using gauge-gravity duality, we extend thermodynamic studies and present results for thermal screening masses in strongly coupled N=2* supersymmetric Yang-Mills theory. This non-conformal theory is a mass deformation of maximally…

高能物理 - 理论 · 物理学 2017-09-05 Carlos Hoyos , Steve Paik , Laurence G. Yaffe

Some microscopic dynamics are also macroscopically irreversible, dissipating energy and producing entropy. For many-particle systems interacting with deterministic thermostats, the rate of thermodynamic entropy dissipated to the environment…

经典物理 · 物理学 2025-01-13 Swetamber Das , Jason R. Green

For the deconfining phase of SU(2) Yang-Mills thermodynamics and for high temperatures we point out that a linear dependence on temperature of a one-loop selfconsistently resummed thermal correction to the pressure and the energy density…

高能物理 - 理论 · 物理学 2010-11-29 Carlos Falquez , Ralf Hofmann , Tilo Baumbach

We present a simple and efficient approximation scheme which greatly facilitates extension of Wang-Landau sampling (or similar techniques) in large systems for the estimation of critical behavior. The method, presented in an algorithmic…

统计力学 · 物理学 2007-05-23 A. Malakis , A. Peratzakis , N. G. Fytas

A very simple variational approach to pure SU($N$) Yang-Mills theory is proposed, based on the Gaussian effective potential in a linear covariant gauge. The method provides an analytical variational argument for mass generation. The method…

高能物理 - 唯象学 · 物理学 2018-03-21 Giorgio Comitini , Fabio Siringo

We report a model-independent measurement of the entropy, energy, and critical temperature of a degenerate, strongly interacting Fermi gas of atoms. The total energy is determined from the mean square cloud size in the strongly interacting…

其他凝聚态物理 · 物理学 2009-03-24 L. Luo , B. Clancy , J. Joseph , J. Kinast , J. E. Thomas

The thermodynamics of $SU(2)$ Yang-Mills theory in the covariant variational approach is studied by relating the free action density in the background of a non-trivial Polyakov loop to the pressure of the gluon plasma. The correct…

高能物理 - 理论 · 物理学 2017-10-11 Markus Quandt , Hugo Reinhardt