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Related papers: Magnetic field effect on pion superfluid

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We explore the impact of an external magnetic field on hadron yields and fluctuations in a thermalized system within the hadron resonance gas (HRG) model using an expanded Thermal-FIST package. The magnetic field sizably enhances the final…

Nuclear Theory · Physics 2024-10-02 Volodymyr Vovchenko

We analyze the features of strongly interacting matter in the presence of nonzero isospin chemical potential $\mu_I$, within a nonlocal two-flavor Polyakov-Nambu-Jona-Lasinio (PNJL) model. For a system at finite temperature $T$, we describe…

High Energy Physics - Phenomenology · Physics 2021-10-27 J. P. Carlomagno , D. Gomez Dumm , N. N. Scoccola

We study the finite temperature electroweak phase transition in an external hypercharge U(1) magnetic field H_Y, using lattice Monte Carlo simulations. For sufficiently small fields, H_Y/T^2 < 0.3, the magnetic field makes the first order…

High Energy Physics - Lattice · Physics 2009-10-31 K. Kajantie , M. Laine , J. Peisa , K. Rummukainen , M. Shaposhnikov

The magnetic field dependence of the $A\to B$ transition temperature $T_{AB}$ in the superfluid $^3He$ is reconsidered in order to take into account the linear-in-field contribution beyond the approximation used in Ref.[7]. In the high…

Other Condensed Matter · Physics 2007-05-23 G. A. Baramidze , G. A. Kharadze

We compute the correction to the muon magnetic moment in theories where the Higgs is a pseudo-Goldstone boson and leptons are partially composite. Using a general effective lagrangian we show that in some regions of parameters a sizable new…

High Energy Physics - Phenomenology · Physics 2014-09-17 Oleg Antipin , Stefania De Curtis , Michele Redi , Carlotta Sacco

Pion energy spectra are presented for central collisions of neutron-rich 132Sn+124Sn and neutron-deficient 108Sn+112Sn systems using simulations with Boltzmann-Uehling-Uhlenbeck transport model. These calculations, which incorporate…

We investigate the phase transition within an extremely strong magnetic background field, employing a holographic Quantum Chromodynamics (QCD) model with a focus on entropy and pressure properties. At relatively modest magnetic field…

High Energy Physics - Theory · Physics 2025-01-17 Xuanmin Cao , Hui Liu

The prime focus of the work is to determine the electric, thermal and thermoelectric transport coefficients of a hot pion gas in the presence of time-dependent background magnetic fields. The thermoelectric effect is analyzed by examining…

High Energy Physics - Phenomenology · Physics 2025-08-01 Ankit Kumar , Gowthama K K , Vinod Chandra , Sadhana Dash

Superconductor-to-metal transition with magnetic field and gate-voltage is studied in a Josephson junction array comprising of randomly distributed lead islands on exfoliated single-layer graphene with a back-gate. The low magnetic-field…

Superconductivity · Physics 2024-08-27 Suraina Gupta , Santu Prasad Jana , Rukshana Pervin , Anjan K. Gupta

We report here numerical results of the low-temperature behavior of a dipolar spin ice in a magnetic field along the [100] direction. Tuning the magnetic field, the system exhibit a half-magnetization plateau at low temperature. This…

Strongly Correlated Electrons · Physics 2013-12-16 Sheng-Ching Lin , Ying-Jer Kao

We study pion and kaon condensation using three-flavor chiral perturbation theory at finite isospin and strangeness quark chemical potentials {\mu}I and {\mu}S . The phase diagram consists of a vacuum phase and three distinct Bose condensed…

High Energy Physics - Phenomenology · Physics 2022-06-10 Jens O. Andersen , Martin Kjøllesdal Johnsrud

In the framework of Nambu--Jona-Lasinio model beyond mean field approximation, the effects of pion fluctuations on (inverse) magnetic catalysis and magnetic susceptibility are studied. The negative magnetic susceptibility at low temperature…

High Energy Physics - Phenomenology · Physics 2024-09-10 Jie Mei , Rui Wen , Shijun Mao , Mei Huang , Kun Xu

We present updated results on chiral phase structure in (2+1)-flavor ($N_f$=2+1) and 3-flavor ($N_f=3$) QCD based on the simulations using Highly Improved Staggered Quarks on lattices with temporal extent $N_\tau$ =6 at vanishing baryon…

High Energy Physics - Lattice · Physics 2019-08-14 Heng-Tong Ding , Prasad Hegde

We present recent results in three-flavor chiral perturbation theory at finite isospin $\mu_I$ and strangeness $\mu_s$ chemical potentials at zero temperature. The phase diagram to ${\cal O}(p^2)$ in the $\mu_I$--$\mu_S$ plane is mapped out…

High Energy Physics - Phenomenology · Physics 2025-02-11 Jens O. Andersen , Martin Kjøllesdal Johnsrud , Qing Yu , Hua Zhou

We present the second-order phase transition from a band insulator to metal that is induced by a strong magnetic field. The magnetic-field dependences of the magnetization and energy band gap of a crystalline silicon immersed in a magnetic…

Materials Science · Physics 2022-09-01 Katsuhiko Higuchi , Dipendra Bahadur Hamal , Masahiko Higuchi

The effect of the isospin/charge asymmetry and an external magnetic field in the location of the critical end point (CEP) in the QCD phase diagram is investigated. By using the 2+1 flavor Nambu--Jona-Lasinio model with Polyakov loop (PNJL),…

High Energy Physics - Phenomenology · Physics 2015-08-10 Pedro Costa , Márcio Ferreira , Constança Providência , Hubert Hansen , Débora P. Menezes

We study magnetic field effect on chiral phase transition in a Nambu--Jona-Lasinio model. In comparison with mean field approximation containing quarks only, including mesons as quantum fluctuations in the model leads to a transition from…

High Energy Physics - Theory · Physics 2016-08-31 Shijun Mao

The bilayer quantum Hall system at a total filling of $\nu_T=1$ has long resisted explanation in terms of a true counterflow superfluid, though many experimental features can be seen to be "almost" that of a superfluid. It is widely…

Strongly Correlated Electrons · Physics 2015-05-18 Jianmin Sun , Ganpathy Murthy , H. A. Fertig , Noah Bray-Ali

We revisit the suggestion that charged rho-mesons undergo Bose-Einstein condensation in isospin-rich nuclear matter. Using a simple version of the Nambu-Jona-Lasinio (NJL) model, we conclude that rho-meson condensation is either avoided or…

High Energy Physics - Phenomenology · Physics 2016-11-08 Tomas Brauner , Xu-Guang Huang

The critical baryon chemical potential for the onset of nuclear matter is a function of the vacuum mass and the binding energy. Both quantities are affected by an external magnetic field. We show within two relativistic mean-field models -…

Nuclear Theory · Physics 2014-12-22 Alexander Haber , Florian Preis , Andreas Schmitt