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Related papers: N$_f$ = 1 QCD in External Magnetic Fields: Stagger…

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In this paper we investigate the influence of a constant external magnetic field on the finite-temperature phase structure and the chiral properties of a simplified lattice model for QCD. We assume an SU(2) gauge symmetry and employ…

High Energy Physics - Lattice · Physics 2012-06-15 E. -M. Ilgenfritz , M. Kalinowski , M. Muller-Preussker , B. Petersson , A. Schreiber

The effect of an external (electro)magnetic field on the finite temperature transition of QCD is studied. We generate configurations at various values of the quantized magnetic flux with $N_f=2+1$ flavors of stout smeared staggered quarks,…

High Energy Physics - Lattice · Physics 2012-02-29 G. S. Bali , F. Bruckmann , G. Endrodi , Z. Fodor , S. D. Katz , S. Krieg , A. Schafer , K. K. Szabo

We investigate planar quantum electrodynamics (QED) with two degenerate staggered fermions in an external magnetic field on the lattice. We argue that in external magnetic fields there is dynamical generation of mass for two-dimensional…

High Energy Physics - Lattice · Physics 2015-06-04 Paolo Cea , Leonardo Cosmai , Pietro Giudice , Alessandro Papa

We investigate planar Quantum ElectroDynamics (QED) with two degenerate staggered fermions in an external magnetic field on the lattice. Our preliminary results indicate that in external magnetic fields there is dynamical generation of mass…

High Energy Physics - Lattice · Physics 2011-09-30 Paolo Cea , Leonardo Cosmai , Pietro Giudice , Alessandro Papa

We discuss recent results and future prospects regarding the investigation, by lattice simulations, of the non-perturbative properties of QCD and of its phase diagram in presence of magnetic or chromomagnetic background fields. After a…

High Energy Physics - Lattice · Physics 2015-06-11 Massimo D'Elia

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

A discussion of the influence of boundaries and scalar field interactions in the non-perturbative dynamics of fermions in an external magnetic field, along with their possible applications to condensed matter and cosmology, is briefly…

High Energy Physics - Phenomenology · Physics 2007-05-23 Vivian de la Incera

We investigate the properties of the deconfining/chiral restoring transition for two flavor QCD in presence of a uniform background magnetic field. We adopt a standard staggered discretization of the fermion action and a lattice spacing of…

High Energy Physics - Lattice · Physics 2011-07-11 Massimo D'Elia , Swagato Mukherjee , Francesco Sanfilippo

We study QED in external electromagnetic fields using methods developed for simulating lattice QCD. Our first project is to simulate QED in a constant (in space and time) external magnetic field on a euclidean space-time lattice using the…

High Energy Physics - Lattice · Physics 2021-11-04 D. K. Sinclair , J. B. Kogut

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

In this talk we report on our study of two-colour lattice QCD with N_f=4 staggered fermion degrees of freedom with equal electric charge q in a homogeneous magnetic field B at non-zero temperature T. We find indications for a non-monotonic…

High Energy Physics - Lattice · Physics 2014-02-04 M. Muller-Preussker , B. Petersson , A. Schreiber , E. -M. Ilgenfritz , M. Kalinowski

We investigate the chiral properties of QCD in presence of a magnetic background field and in the low temperature regime, by lattice numerical simulations of N_f = 2 QCD. We adopt a standard staggered discretization, with a pion mass around…

High Energy Physics - Lattice · Physics 2011-07-04 Massimo D'Elia , Francesco Negro

The effect of an external magnetic field on the finite temperature transition of QCD is studied. We measure thermodynamic observables including the quark condensates and susceptibilities and the strange quark number susceptibility. We…

High Energy Physics - Lattice · Physics 2011-11-23 G. S. Bali , F. Bruckmann , G. Endrodi , Z. Fodor , S. D. Katz , S. Krieg , A. Schafer , K. K. Szabo

In this paper, we present results of numerical lattice simulations of two-flavor QED in three space-time dimensions. First, we provide evidence that chiral symmetry is spontaneously broken in the chiral and continuum limit. Next we discuss…

High Energy Physics - Lattice · Physics 2009-11-07 J. Alexandre , K. Farakos , S. J. Hands , G. Koutsoumbas , S. E. Morrison

We study the influence of an external magnetic field on the deconfinement transition in two-flavour lattice QCD with physical quark charges. We use dynamical overlap fermions without any approximation such as fixed topology and perform…

High Energy Physics - Lattice · Physics 2014-08-20 V. G. Bornyakov , P. V. Buividovich , N. Cundy , O. A. Kochetkov , A. Schäfer

We study the phase structure of QCD with three degenerate flavors in the external magnetic fields using highly improved staggered quarks (HISQ). The simulations are performed on $16^3\times 6$ lattice. In order to investigate the quark mass…

High Energy Physics - Lattice · Physics 2019-04-03 Akio Tomiya , Heng-Tong Ding , Xiao-Dan Wang , Yu Zhang , Swagato Mukherjee , Christian Schmidt

We investigate the finite-temperature quantum chromodynamics (QCD) on a rotating lattice with $N_f=2+1$ staggered fermions and the projective plane boundary condition. We observe a negative rotational rigidity (defined in the main text) and…

High Energy Physics - Lattice · Physics 2023-07-13 Ji-Chong Yang , Xu-Guang Huang

We present a first-principles lattice QCD investigation of second-order fluctuations of and correlations among conserved charges -- baryon number (B), electric charge (Q), and strangeness (S) -- in the presence of external magnetic fields.…

High Energy Physics - Lattice · Physics 2025-06-17 Heng-Tong Ding , Jin-Biao Gu , Arpith Kumar , Sheng-Tai Li

This paper considers various fermion pairings of interest for the QCD phases. The effects of an external magnetic field on the pairing mechanisms, on the realization of new condensates, and on the properties of the magnetized phases are all…

Nuclear Theory · Physics 2013-07-30 Vivian de la Incera

We investigate the chiral phase structure of three flavor QCD in a background $U(1)$ magnetic field using the standard staggered action and the Wilson plaquette gauge action. We perform simulations on lattices with a temporal extent of…

High Energy Physics - Lattice · Physics 2020-09-23 Heng-Tong Ding , Christian Schmidt , Akio Tomiya , Xiao-Dan Wang
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