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The structure of chiral symmetry restorations at finite temperature is thoroughly investigated in the supersymmetric Nambu-Jona-Lasinio model with a soft supersymmetry breaking term. It is found that the broken chiral symmetry at vanishing…

High Energy Physics - Phenomenology · Physics 2009-10-31 J. Hashida , T. Muta , K. Ohkura

We consider the massive vector $N$-component $(\lambda\varphi^{4})_{D}$ theory defined on a Euclidean space with a toroidal topology. Using recently developed methods to perform a compactification of a $d$-dimensional subspace at finite…

High Energy Physics - Theory · Physics 2015-06-11 C. A. Linhares , A. P. C. Malbouisson , J. M. C. Malbouisson , I. Roditi

We describe in-medium properties of hadrons in dense matter near chiral restoration using a Wilsonian matching to QCD of an effective field theory with hidden local symmetry at the chiral cutoff $\Lambda$. We find that chiral symmetry is…

High Energy Physics - Phenomenology · Physics 2008-11-26 Masayasu Harada , Youngman Kim , Mannque Rho

We calculate the linearized four-dimensional gravitational Chern-Simons term at the finite temperature, show its finiteness and explicitly demonstrate that its transversal part matches the known result for the chiral vortical conductivity.

High Energy Physics - Theory · Physics 2018-08-16 J. F. Assuncao , T. Mariz , J. R. Nascimento , A. Yu. Petrov

We pursue the idea of assessing chiral restoration via in-medium modifications of hadronic spectral functions of chiral partners. The usefulness of sum rules in this endeavor is illustrated, focusing on the vector and axial-vector channels.…

High Energy Physics - Phenomenology · Physics 2015-06-11 Paul M. Hohler , Ralf Rapp

An overview is given of chiral symmetry restoration at finite temperature and baryochemical potential. Within hadronic models of the vector correlator its implications for low-mass dilepton spectra in ultrarelativistic heavy-ion collisions…

Nuclear Theory · Physics 2009-10-31 J. Wambach , R. Rapp

We investigate the full U(3)$\otimes$U(3) chiral symmetry restoration, at finite temperature and density, on the basis of a quark model which incorporates the most relevant properties of QCD in this context: explicit and spontaneous…

High Energy Physics - Phenomenology · Physics 2016-09-06 Pedro Costa , M. C. Ruivo , C. A. de Sousa , Yu. L. Kalinovsky

The possibility of chiral symmetry restoration by acceleration is considered. The Thermalization Theorem formalism and the large $N$ limit (with $N$ being the number of pions) are employed to solve the lowest-order approximation to QCD at…

High Energy Physics - Theory · Physics 2019-01-23 Adrian Casado-Turrion , Antonio Dobado

We explore the conditions for chiral symmetry breaking in reduced (or pseudo) quantum electrodynamics at finite temperature in connection with graphene and other 2D-materials with an underlying Dirac behavior of the charge carriers. By…

High Energy Physics - Theory · Physics 2020-09-30 Jean Báez , Alfredo Raya , J. C. Rojas

The existence of the vector supersymmetry is analysed within the context of the finite temperature Chern-Simons theory.

High Energy Physics - Theory · Physics 2007-05-23 D. G. G. Sasaki S. P. Sorella V. E. R. Lemes

We investigate the impact of a uniform spin density on the critical temperature of the chiral phase transition in finite-temperature QCD in the scope of the linear sigma model. We demonstrate that at a finite spin potential $\mu_\Sigma$,…

We study the relation between QCD-monopole condensation and dynamical chiral-symmetry breaking in the dual Ginzburg-Landau Theory, which realizes the color confinement due to the dual Meissner effect. Solving the Schwinger-Dyson equation at…

High Energy Physics - Phenomenology · Physics 2009-09-25 Shoichi Sasaki , Hideo Suganuma , Hiroshi Toki

We overview two interconnected topics: possible effective restoration of chiral symmetry in highly excited hadrons and possible existence of confined but chirally symmetric matter at low temperatures and high densities.

High Energy Physics - Phenomenology · Physics 2009-12-09 L. Ya. Glozman

We study the non restoration of symmetries with a local order parameter in field theory at finite temperature. After giving an interpretation of the phenomenon, we show that hierarchy problems are a necessary condition for its realization…

High Energy Physics - Phenomenology · Physics 2009-10-30 Jean Orloff

Chiral symmetry is dynamically broken in quenched, ladder QED at weak gauge couplings when an external magnetic field is present. In this paper, we show that chiral symmetry is restored above a critical chemical potential and the…

High Energy Physics - Theory · Physics 2008-11-26 D. -S. Lee , C. N. Leung , Y. J. Ng

Recent developments in the evaluation of vector-meson spectral functions in hot and dense matter are discussed with emphasis on connections to the chiral phase transition in QCD. Model independent approaches including chiral low-density…

High Energy Physics - Phenomenology · Physics 2015-05-13 R. Rapp , J. Wambach , H. van Hees

The catalysis of chiral symmetry breaking in the massless weakly coupled QED in a magnetic field at finite temperature is studied. The temperature of the symmetry restoration is estimated analytically as $T_c\simeq m_{dyn}$, where $m_{dyn}$…

High Energy Physics - Phenomenology · Physics 2016-09-06 V. P. Gusynin , I. A. Shovkovy

We study chiral symmetry breaking and restoration in accelerating and rotating frames using low-energy effective models. By analyzing the chiral condensate in Rindler coordinates, we show that different renormalization schemes lead to…

High Energy Physics - Phenomenology · Physics 2026-02-09 Zhi-Bin Zhu , Hao-Lei Chen , Xu-Guang Huang

We investigate the gravitational anomaly vertex $\langle TTJ_5\rangle$ (graviton - graviton - axial current) under conditions of finite density and temperature. Through a direct analysis of perturbative contributions, we demonstrate that…

High Energy Physics - Theory · Physics 2024-04-10 Claudio Corianò , Mario Cretì , Stefano Lionetti , Riccardo Tommasi

We consider the thermal correlation functions of vector and axial-vector currents and evaluate corrections to the vector and axial-vector meson pole terms to one loop in chiral perturbation theory. As expected, the pole positions do not…

High Energy Physics - Phenomenology · Physics 2011-09-13 S. mallik , Sourav Sarkar