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Related papers: Inverse Magnetic Catalysis from improved Holograph…

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We discuss the combined effect of magnetic fields and geometry in interacting fermionic systems. At leading order in the heat-kernel expansion, the infrared singularity (that in flat space leads to the magnetic catalysis) is regulated by…

High Energy Physics - Theory · Physics 2015-05-13 Antonino Flachi , Kenji Fukushima , Vincenzo Vitagliano

We investigate the impact of an external magnetic field on the vector charmonium system within the framework of Hilbert moment QCD sum rules. By incorporating magnetic corrections to the perturbative contributions of the QCD sector, we…

High Energy Physics - Phenomenology · Physics 2025-10-14 Cesareo A. Dominguez , Michael Koning , Luis A. Hernández

Inspired by recent discussions of inverse magnetic catalysis in the literature, we examine the effects of a uniform external magnetic field on the chiral phase transition in quenched ladder QED at nonzero chemical potential. In particular,…

High Energy Physics - Phenomenology · Physics 2013-08-01 W. -C. Syu , D. -S. Lee , C. N. Leung

We explore the restoration of chiral symmetry in the linear sigma model coupled to quarks under the influence of strong magnetic fields and finite temperature, incorporating screening effects through ring diagrams. While previous studies…

High Energy Physics - Phenomenology · Physics 2025-10-06 Gabriela Fernández , Luis A. Hernández , Ana Mizher

We study properties of neutral and charged mesons in strong magnetic fields |eB|>> Lambda_QCD^2 with Lambda_QCD being the QCD renormalization scale. Assuming long-range interactions, we examine magnetic-field dependences of various…

High Energy Physics - Phenomenology · Physics 2016-04-07 Koichi Hattori , Toru Kojo , Nan Su

We study a holographic model with vector condensate by coupling the anti-de Sitter gravity to an Abelian gauge field and a charged vector field in $(3+1)$ dimensional spacetime. In this model there exists a non-minimal coupling of the…

High Energy Physics - Theory · Physics 2014-01-27 Rong-Gen Cai , Song He , Li Li , Li-Fang Li

Chiral chemical potential does not cause the sign problem in the Monte Carlo simulation of lattice QCD. Using the chiral chemical potential, we study the chiral magnetic effect in two-flavor full QCD. We show that a strong external magnetic…

High Energy Physics - Lattice · Physics 2011-11-22 Arata Yamamoto

We generalize the potential reconstruction method to set up a dynamical Einstein-Born-Infeld-dilaton model, which we then use to study holographic quarkonium melting in an external magnetic field. The non-linear nature of the model allows…

High Energy Physics - Theory · Physics 2024-12-18 Siddhi Swarupa Jena , Jyotirmoy Barman , Bruno Toniato , David Dudal , Subhash Mahapatra

We consider the effect of strong external electromagnetic fields on thermodynamic observables in QCD, through lattice simulations with 1+1+1 flavors of staggered quarks at physical quark masses. Continuum extrapolated results are presented…

High Energy Physics - Lattice · Physics 2013-01-25 G. S. Bali , F. Bruckmann , M. Constantinou , M. Costa , G. Endrodi , Z. Fodor , S. D. Katz , S. Krieg , H. Panagopoulos , A. Schafer , K. K. Szabo

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

Gravity solutions describing the Witten-Sakai-Sugimoto model of holographic QCD with dynamical flavors are presented. The field theory is studied in the Veneziano limit, at first order in the ratio of the number of flavors and colors. The…

High Energy Physics - Theory · Physics 2015-01-23 Francesco Bigazzi , Aldo L. Cotrone

We study the behavior of strongly interacting matter under a strong external magnetic field in the context of chiral quark models that include nonlocal interactions. In particular, we analyze the influence of a constant magnetic field on…

High Energy Physics - Phenomenology · Physics 2018-07-19 D. Gómez Dumm , M. F. Izzo Villafañe , S. Noguera , V. Pagura , N. N. Scoccola

We present a lattice QCD study of the chiral properties of $(2\!+\!1)$-flavor QCD in background magnetic fields at zero temperature with physical pion masses. Simulations are performed using the highly improved staggered quark action across…

High Energy Physics - Lattice · Physics 2026-05-21 Heng-Tong Ding , Dan Zhang

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 chiral magnetic effect by lattice QCD with a chiral chemical potential. In a chirally imbalanced matter, we obtain a finite induced current along an external magnetic field. We analyze the dependence on the lattice…

High Energy Physics - Lattice · Physics 2011-12-21 Arata Yamamoto

A range of quantum field theoretical phenomena driven by external magnetic fields and their applications in relativistic systems and quasirelativistic condensed matter ones, such as graphene and Dirac/Weyl semimetals, are reviewed. We start…

High Energy Physics - Phenomenology · Physics 2015-04-13 Vladimir A. Miransky , Igor A. Shovkovy

We present holographic computations of the time-dependent chiral magnetic conductivity in the framework of gauge/gravity correspondence. Chiral magnetic effect is a phenomenon where an electromagnetic current parallel to an applied magnetic…

High Energy Physics - Theory · Physics 2015-05-14 Ho-Ung Yee

We study the chiral symmetry breaking effects of helical magnetic fields in a simple bottom up AdS/CFT model. We explore the instability of the chirally symmetric solution in the presence of the B field and see how it switches off as the…

High Energy Physics - Theory · Physics 2025-09-18 Nick Evans , Wanxiang Fan

In this article we study chiral symmetry breaking for quark matter in a magnetic background, $\bm B$, at finite temperature and quark chemical potential, $\mu$, making use of the Ginzburg-Landau effective action formalism. As a microscopic…

High Energy Physics - Phenomenology · Physics 2015-06-18 M. Ruggieri , L. Oliva , P. Castorina , R. Gatto , V. Greco

The quasiparticle model is improved by the free magnetic contribution to investigated the QCD matter in a strong magnetic field. The temperature-dependent bag function is determined by the thermodynamic consistency to represent the…

High Energy Physics - Phenomenology · Physics 2024-01-09 Xin-Jian Wen , Jia Zhang