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Related papers: Thermo-magnetic evolution of the QCD strong coupli…

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We describe the energy distribution of hard gluons travelling through a dense quark-gluon plasma whose temperature increases linearly with time, within a probabilistic perturbative approach. The results were applied to the thermalization…

High Energy Physics - Phenomenology · Physics 2022-01-21 F. G. Ben , M. V. T. Machado

The simplest gauge invariant models of inflationary magnetogenesis are known to suffer from the problems of either large backreaction or strong coupling, which make it difficult to self-consistently achieve cosmic magnetic fields from…

Cosmology and Nongalactic Astrophysics · Physics 2013-10-30 Ricardo J. Z. Ferreira , Rajeev Kumar Jain , Martin S. Sloth

In this paper, we discuss the role of an external magnetic field on the dynamically generated fermion mass in even-flavor QED in three space-time dimensions. Based on some reasonable approximations, we present analytic arguments on the fact…

High Energy Physics - Phenomenology · Physics 2009-10-31 K. Farakos , G. Koutsoumbas , N. E. Mavromatos , Arshad Momen

Relativistic rotation causes a change of QCD critical temperatures. Various phenomenological and effective models predict a decrease of the critical temperatures in rotating QCD. Nevertheless, lattice simulations showed that the critical…

High Energy Physics - Lattice · Physics 2023-10-31 V. V. Braguta , A. Yu. Kotov , A. A. Roenko , D. A. Sychev

The magnetic field dependence of the average spin of a localized electron coupled to conduction electrons with an antiferromagnetic exchange interaction is found for the ground state. In the magnetic field range $\mu H\sim 0.5 T_c$ ($T_c$…

Strongly Correlated Electrons · Physics 2009-10-31 Yu. N. Ovchinnikov , A. M. Dyugaev

The $\gamma-\alpha$ transition in Ce$_{0.8}$La$_{0.1}$Th$_{0.1}$ is measured as a function of applied magnetic field using both resistivity and magnetization. The $\gamma - \alpha$ transition temperature decreases with increasing magnetic…

Strongly Correlated Electrons · Physics 2009-11-10 F. Drymiotis , J. Singleton , N. Harrison , L. Balicas , A. Bangura , C. H. Mielke , Z. Fisk , A. Migliori , J. L. Smith , J. C. Lashley

We present 2D simulations of the cooling of neutron stars with strong magnetic fields (B \geq 10^{13} G). We solve the diffusion equation in axial symmetry including the state of the art microphysics that controls the cooling such as…

Astrophysics · Physics 2007-10-26 Deborah N. Aguilera , Jose A. Pons , Juan A. Miralles

QCD undergoes a deconfining transition at high temperature to a "quark-gluon plasma" phase where hadrons may become unbound. In this work, meson correlation functions at non-zero momentum are studied both in the confined and plasma phases…

High Energy Physics - Lattice · Physics 2014-12-10 G. Aarts , C. R. Allton , S. J. Hands , J. Foley , S. Kim

We explore the effect of magnetic field on chiral condensation in QCD via a simple bottom up holographic model which inputs QCD dynamics through the running of the anomalous dimension of the quark bilinear. Bottom up holography is a form of…

High Energy Physics - Phenomenology · Physics 2016-10-26 Nick Evans , Carlisson Miller , Marc Scott

The effects of high-temperature, dense systems, and strong magnetic fields on Quantum Chromodynamics related phenomena are studied in different perspectives: in the high-temperature and densities, the QCD-phase diagram from the Linear Sigma…

High Energy Physics - Phenomenology · Physics 2021-06-14 Jorge David Castaño-Yepes

We present a comprehensive analysis of the light condensates in QCD with 1+1+1 sea quark flavors (with mass-degenerate light quarks of different electric charges) at zero and nonzero temperatures of up to 190 MeV and external magnetic…

High Energy Physics - Lattice · Physics 2013-05-30 G. S. Bali , F. Bruckmann , G. Endrodi , Z. Fodor , S. D. Katz , A. Schafer

Using numerical simulations of lattice QCD with physical quark masses, we reveal the influence of magnetic-field background on chiral and deconfinement crossovers in finite-temperature QCD at low baryonic density. In the absence of…

High Energy Physics - Lattice · Physics 2019-12-18 V. V. Braguta , M. N. Chernodub , A. Yu. Kotov , A. V. Molochkov , A. A. Nikolaev

We present high-resolution measurements of the thermal expansion and the magnetostriction of TlCuCl$_{3}$ which shows field-induced antiferromagnetic order. We find pronounced anomalies in the field and temperature dependence of different…

Strongly Correlated Electrons · Physics 2009-11-10 N. Johannsen , A. Vasiliev , A. Oosawa , H. Tanaka , T. Lorenz

Finite energy QCD sum rules involving nucleon current correlators are used to determine several QCD and hadronic parameters in the presence of an external, uniform, large magnetic field. The continuum hadronic threshold $s_0$, nucleon mass…

High Energy Physics - Phenomenology · Physics 2020-11-18 C. A. Dominguez , Luis A. Hernández , Marcelo Loewe , Cristian Villavicencio , R. Zamora

This short note considers, within the external field approach outlined in hep-ph/0202026, the role of the lowest lying gluon Landau mode in QCD in the high temperature limit. Its influence on a temperature- and field-dependent running…

High Energy Physics - Phenomenology · Physics 2009-11-07 R. A. Schneider

During the life of isolated neutron stars (NSs) their magnetic field passes through a variety of evolutionary phases. Depending on its strength and structure and on the physical state of the NS (e.g. cooling, rotation), the field looks…

Astrophysics · Physics 2015-06-24 U. Geppert

We study consistently the effects of magnetic field on hot and dense matter. In particular, we look for differences that arise due to assumptions that reproduce the conditions produced in particle collisions or astrophysical scenarios, such…

Nuclear Theory · Physics 2023-09-28 J. Peterson , P. Costa , R. Kumar , V. Dexheimer , R. Negreiros , C. Providencia

Consistent perturbation theory for thermodynamical quantities in strongly type II superconductors in magnetic field at low temperatures is developed. It is complementary to the existing expansion valid at high temperatures. Magnetization…

Condensed Matter · Physics 2009-10-31 H. C. Kao , B. Rosenstein , J. C. Lee

It is well established that in the low-temperature limit, the two-dimensional quantum Heisenberg antiferromagnet on a square lattice (2DQHAFSL) exhibits an anomaly in its spectrum at short-wavelengths on the zone-boundary. In the vicinity…

Lattice data for the QCD equation of state and the magnetic susceptibility computed near the crossover transition at zero magnetic field are used to determine the input parameters of a five dimensional Einstein-Maxwell-Dilaton holographic…

High Energy Physics - Theory · Physics 2016-02-11 Romulo Rougemont , Renato Critelli , Jorge Noronha