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Related papers: Quark-hadron phase transition in a magnetic field

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We present measurements of the specific heat, magnetization, magnetocaloric effect and magnetic neutron diffraction carried out on single crystals of antiferromagnetic Yb$_{3}$Pt$_{4}$, where highly localized Yb moments order at $T_{\rm…

Strongly Correlated Electrons · Physics 2015-05-28 L. S. Wu , Y. Janssen , C. Marques , M. C. Bennett , M. S. Kim , K. Park , Songxue Chi , J. W. Lynn , G. Lorusso , G. Biasiol , M. C. Aronson

It is shown that the phase shift between an applied weak alternating magnetic field and the magnetocaloric response signal of the magnetic material is drastically sensitive to the order of phase transition. Namely, at the second-order phase…

Strongly Correlated Electrons · Physics 2023-12-11 Akhmed M. Aliev , Adler G. Gamzatov , Zaur Z. Alisultanov

The dependence of the QCD coupling constant with a strong magnetic field and the implications for the critical temperature of the chiral phase transition are investigated. It is found that the coupling constant becomes anisotropic in a…

Nuclear Theory · Physics 2015-03-11 E. J. Ferrer , V. de la Incera , X. J. Wen

We determine the behavior of the critical temperature of magnetically mediated p-wave superconductivity near a ferromagnetic quantum critical point in three dimensions, distinguishing universal and non-universal aspects of the result. We…

Superconductivity · Physics 2009-10-31 R. Roussev , A. J. Millis

The presence of a strong magnetic background can modify the nature and the dynamics of the chiral phase transition at finite temperature: for high enough magnetic fields, comparable to the ones expected to be created in noncentral…

High Energy Physics - Phenomenology · Physics 2009-11-13 Eduardo S. Fraga , Ana Júlia Mizher

The effect of a sharp front separating the quark-gluon plasma phase from the hadronic phase is investigated. Energy-momentum conservation and baryon number conservation constrain the possible temperature jump across the front. If one…

High Energy Physics - Phenomenology · Physics 2010-11-01 N. Bilic , J. Cleymans , K. Redlich , E. Suhonen

We analyze the quark mass and flavour dependence of the QCD phase transition temperature. When the lightest pseudo-scalar meson mass (m_PS) is larger than 2 GeV the critical temperature is controlled by the gluonic sector of QCD alone. For…

High Energy Physics - Lattice · Physics 2008-11-26 F. Karsch , E. Laermann , A. Peikert

The QCD phase diagram is studied, at finite magnetic field. Our calculations are based on the QCD effective model, the SU($3$) Polyakov linear sigma model (PLSM), in which the chiral symmetry is integrated in the hadron phase and in the…

High Energy Physics - Phenomenology · Physics 2021-07-05 Abdel Nasser Tawfik , Abdel Magied Diab

A DGP brane-world model with a perfect fluid brane matter including a Brans-Dicke (BD) scalar field on brane has been utilized to investigate the problem of the quark-hadron phase (QHP) transition in early times of the Universe evolution.…

General Relativity and Quantum Cosmology · Physics 2020-07-02 T. Haddad , T. Golanbari , A. Mohammadi , MA. Rasheed , Kh. Saaidi

The chiral phase transition of the quark sector of QCD is investigated within the Hamiltonian approach in Coulomb gauge. Finite temperature T is introduced by compactifying one spatial dimension, which makes all thermodynamical quantities…

High Energy Physics - Lattice · Physics 2018-08-29 Markus Quandt , Ehsan Ebadati , Hugo Reinhardt , Peter Vastag

We present results obtained in QCD with two flavors of non-perturbatively improved Wilson fermions at finite temperature on $16^3 \times 8$ and $24^3 \times 10$ lattices. We determine the transition temperature in the range of quark masses…

Magnetic susceptibility in the deconfined phase of QCD is calculated in a closed form using a recent general expression for the quark gas pressure in magnetic field. Quark selfenergies are entering the result via Polyakov line factors and…

High Energy Physics - Phenomenology · Physics 2014-05-13 V. D. Orlovsky , Yu. A. Simonov

In this paper we provide a physical picture for the QCD phase transition in terms of qualitative changes in the spectral functions. Our approach takes into account the crossover nature of this transition and counts for the observed strong…

High Energy Physics - Phenomenology · Physics 2014-12-03 T. S. Biro , A. Jakovac

We investigate the process of phase conversion in a thermally-driven {\it weakly} first-order quark-hadron transition. This scenario is physically appealing even if the nature of this transition in equilibrium proves to be a smooth…

High Energy Physics - Phenomenology · Physics 2009-07-17 A. Bessa , E. S. Fraga , B. W. Mintz

Strong magnetic fields impact quantum-chromodynamics (QCD) properties in several situations; examples include the early universe, magnetars, and heavy-ion collisions. These examples share a common trait: time evolution. A prominent QCD…

High Energy Physics - Phenomenology · Physics 2021-03-30 Gastao Krein , Carlisson Miller

We study the thermal properties of QCD in the presence of a small quark chemical potential $\mu$. Derivatives of the phase transition point with respect to $\mu$ are computed at $\mu=0$ for 2 and 3 flavors of p-4 improved staggered fermions…

High Energy Physics - Lattice · Physics 2009-11-07 S. Ejiri , C. R. Allton , S. J. Hands , O. Kaczmarek , F. Karsch , E. Laermann , Ch. Schmidt

We study the latent heat of the liquid-gas phase transition in symmetric nuclear matter using self-consistent mean-field calculations with a few Skyrme forces. The temperature dependence of the latent heat is rather independent of the…

Nuclear Theory · Physics 2011-05-05 Arianna Carbone , Artur Polls , Arnau Rios , Isaac Vidaña

Fluctuation measurements of hadron yields at heavy-ion collisions can reproduce the phase transition parameters of QCD matter. The fluctuation results produce accurate parameters near zero baryonic chemical potential($\mu_B$) being very…

Nuclear Theory · Physics 2020-10-20 Sayan Mitra

Researchers have studied the normal-superconducting phase transition in the high-$T_c$ cuprates in a magnetic field (the vortex-glass or Bose-glass transition) and in zero field. Often, transport measurements in "zero field" are taken in…

Superconductivity · Physics 2009-11-11 M. C. Sullivan , D. R. Strachan , T. Frederiksen , R. A. Ott , C. J. Lobb

We show that melting the quark mass, the scalar $\sigma $ mass and the quark condensate leads uniquely to the quark-level SU(2) linear $\sigma $ model field theory. Upon thermalization, the chiral phase transition curve requires $T_c…

High Energy Physics - Theory · Physics 2014-11-18 M. D. Scadron , P. Zenczykowski