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We report a high field investigation (up to 45 T) of the metamagnetic transition in CeIrIn$_5$ with resistivity and de-Haas-van-Alphen (dHvA) effect measurements in the temperature range 0.03-1 K. As the magnetic field is increased the…

We investigate magnetic field $(eB)$ dependence of constituent quark mass, the longitudinal and transverse pressure as well as the magnetization and magnetic susceptibility of strongly interacting quark matter. We employ the two-flavour…

High Energy Physics - Phenomenology · Physics 2022-09-27 Nilanjan Chaudhuri , Snigdha Ghosh , Pradip Roy , Sourav Sarkar

We investigate the effects of strong magnetic fields on the QCD phase structure at vanishing density by solving the gluon and quark gap equations, and by studying the dynamics of the quark scattering with the four-fermi coupling. The chiral…

High Energy Physics - Phenomenology · Physics 2015-05-14 Niklas Mueller , Jan M. Pawlowski

In this work we examine possible effects of an external magnetic field in the strongly interacting matter phase diagram. The study is performed using the Polyakov-Nambu-Jona-Lasinio model. Possible consequences of the inverse magnetic…

High Energy Physics - Phenomenology · Physics 2022-09-21 Pedro Costa , Márcio Ferreira , Constança Providência

We investigate the zero-temperature phase diagram and spin-wave properties of a double exchange magnet with on-site Hubbard repulsion. It is shown that even within a simple Hartree -- Fock approach this interaction (which is often omitted…

Strongly Correlated Electrons · Physics 2008-11-26 D. I. Golosov

Different variants of the Hadron Resonance Gas model have been used to describe the hadronic phase of strongly interacting matter. HRG model is improved by including repulsive interaction through the inclusion of excluded volume in Excluded…

Nuclear Theory · Physics 2025-01-24 Somenath Pal

We study the heavy quark energy loss in the presence of a background magnetic field. The analysis considers the high magnetic field generated by spectators from initial hard collisions that were incorporated using the medium-modified Debye…

High Energy Physics - Phenomenology · Physics 2024-03-11 Mohammad Yousuf Jamal , Jai Prakash , Indrani Nilima , Aritra Bandyopadhyay

We investigate the effect of a homogeneous magnetic field on the thermal deconfinement transition of QCD in the large $N_c$ limit. First we discuss how the critical temperature decreases due to the inclusion of $N_f \ll N_c$ flavors of…

High Energy Physics - Phenomenology · Physics 2013-08-08 Eduardo S. Fraga , Jorge Noronha , Leticia F. Palhares

We examine the effects of the isovector-vector coupling and hypercharge-vector coupling in quark matter on hadron-quark coexistence in neutron-star matter. The relativistic mean field theory with the TM1 parameter set and an extended TM1…

Nuclear Theory · Physics 2018-12-12 Xuhao Wu , Akira Ohnishi , Hong Shen

We consider the effect of atomic hydrogen exposure to a system of two undoped sheets of graphene grown near a silica surface (the first adsorbed to the surface and the second freestanding near the surface). In the absence of atomic hydrogen…

Materials Science · Physics 2012-01-26 Mathias Boström , Bo E. Sernelius

We investigate the effect of electric and color charge neutrality on the two-flavor color superconducting (2SC) phase of cold and dense quark matter in presence of constant external magnetic fields and at moderate baryon densities. Within…

Nuclear Theory · Physics 2015-10-21 Tanumoy Mandal , Prashanth Jaikumar

We review the mechanisms via which an external magnetic field can affect the ground state of cold and dense quark matter. In the absence of a magnetic field, at asymptotically high densities, cold quark matter is in the Color-Flavor-Locked…

Nuclear Theory · Physics 2015-06-11 Efrain J. Ferrer , Vivian de la Incera

Fermi liquid theory has been a foundation in understanding the electronic properties of materials. For weakly interacting two-dimensional (2D) electron or hole systems, electron-electron interactions are known to introduce quantum…

Strongly Correlated Electrons · Physics 2023-06-30 Arvind Shankar Kumar , Chieh-Wen Liu , Shuhao Liu , Loren N. Pfeiffer , Kenneth W. West , Alex Levchenko , Xuan P. A. Gao

The aim of the present work is to investigate the effects of strong magnetic fields on the hadron-quark phase transition point at zero temperature. To describe the hadronic phase, a relativistic mean field (RMF) model is used and to…

Nuclear Theory · Physics 2021-07-15 Betânia C. T. Backes , Kauan D. Marquez , Débora P. Menezes

The nonlinear behavior of the Hall resistivity at low magnetic fields in single quantum well GaAs/In$_x$Ga$_{1-x}$As/GaAs heterostructures with degenerated electron gas is studied. It has been found that this anomaly is accompanied by the…

Disordered Systems and Neural Networks · Physics 2018-07-11 G. M. Minkov , A. V. Germanenko , O. E. Rut , A. A. Sherstobitov , B. N. Zvonkov

We investigate the emergent interactions between two active Brownian particles coupled by an attractive harmonic potential and in contact with a thermal reservoir. By analyzing the stationary distribution of their separation, we demonstrate…

Statistical Mechanics · Physics 2025-10-08 Ritwick Sarkar , Sreya Chatterjee , Urna Basu

Vertical graphene heterostructures made up of graphene layers separated by BN spacers allow for novel ways of tuning the interactions between electrons. We study the possibility of electron pairing mediated by modified repulsive…

Superconductivity · Physics 2012-10-25 Francisco Guinea , Bruno Uchoa

We investigate the influence of a magnetic field on the running coupling constant for a heavy-quark model in a bottom-up holographic approach. To achieve this, we employ a magnetized Einstein-Maxwell-dilaton background that captures the…

High Energy Physics - Theory · Physics 2025-06-10 Irina Ya. Aref'eva , Ali Hajilou , Alexander Nikolaev , Pavel Slepov

We study the surface tension of highly magnetized three flavor quark matter within the formalism of multiple reflection expansion (MRE). Quark matter is described as a mixture of free Fermi gases composed by quarks $u$, $d$, $s$ and…

Nuclear Theory · Physics 2017-01-25 G. Lugones , A. G. Grunfeld

For large baryochemical potential, strongly interacting matter might undergo a first order phase transition at temperatures T ~ 100-200 MeV. Within standard cosmology, however, the chemical potential is assumed to be very small leading to a…

Cosmology and Nongalactic Astrophysics · Physics 2017-08-23 Simon Schettler , Tillmann Boeckel , Jurgen Schaffner-Bielich