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Related papers: Dynamical magnetic fields in heavy-ion collisions

200 papers

Working in the linear sigma model with quarks, we compute the finite-temperature effective potential in the presence of a weak magnetic field, including the contribution of the pion ring diagrams and considering the sigma as a classical…

High Energy Physics - Phenomenology · Physics 2014-11-18 Alejandro Ayala , Adnan Bashir , Alfredo Raya , Angel Sánchez

By making use of a covariant formulation of the chiral kinetic theory in the relaxation-time approximation, we derive the first-order dissipative hydrodynamics equations for a charged chiral plasma with background electromagnetic fields. We…

High Energy Physics - Theory · Physics 2019-02-06 D. O. Rybalka , E. V. Gorbar , I. A. Shovkovy

We present the simulations of heavy-ion collisions in terms of participant-spectator matter. We find that this matter depends crucially on the collision dynamics and history of the nucleons. The important changes in the momentum space are…

Nuclear Theory · Physics 2010-11-26 Aman D. Sood , Rajeev K. Puri

Intense electromagnetic fields are created in the quark-gluon plasma by the external ultra-relativistic valence charges. The time-evolution and the strength of this field are strongly affected by the electrical conductivity of the plasma.…

Nuclear Theory · Physics 2018-04-25 Evan Stewart , Kirill Tuchin

The intention of this study is the search for signatures of the chiral phase transition in heavy-ion collisions. To investigate the impact of fluctuations, e.g., of the baryon number, at the transition or at a critical point, the linear…

High Energy Physics - Phenomenology · Physics 2014-04-14 H. van Hees , C. Wesp , A. Meistrenko , C. Greiner

Gauge fields provide the fundamental interactions in the Standard Model of particle physics. Gauge field configurations with nontrivial topological windings are known to play crucial roles in many important phenomena, from…

High Energy Physics - Phenomenology · Physics 2023-04-10 Anping Huang , Shuzhe Shi , Shu Lin , Xingyu Guo , Jinfeng Liao

Charge separation induced by the chiral magnetic effect suggested that some ${\cal P}$- or ${\cal CP}$-odd metastable domains could be produced in a QCD vacuum in the early stage of relativistic heavy-ion collisions. Based on a multi-phase…

Nuclear Theory · Physics 2014-10-21 Qi-Ye Shou , Guo-Liang Ma , Yu-Gang Ma

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

Charge separation is an important consequence of the Chiral Magnetic Effect. Within the framework of a multi-phase transport model, the effects of final state interactions on initial charge separation are studied. We demonstrate that charge…

Nuclear Theory · Physics 2015-03-17 Guo-Liang Ma , Bin Zhang

The effects of initially uniform magnetic fields on the formation and evolution of dense pillars and cometary globules at the boundaries of H II regions are investigated using 3D radiation-magnetohydrodynamics simulations. It is shown, in…

Astrophysics of Galaxies · Physics 2011-04-07 Jonathan Mackey , Andrew J. Lim

We study the real time evolution of the chiral magnetic effect out-of-equilibrium in strongly coupled anomalous field theories. We match the parameters of our model to QCD parameters and draw lessons of possible relevance for the…

High Energy Physics - Phenomenology · Physics 2022-01-19 Sebastian Grieninger , Sergio Morales-Tejera

We review some experimental consequences of the presence of superstrong magnetic fields of order of the nuclear scale in noncentral heavy-ion collisions. We present lattice estimates for the strength of the Chiral Magnetic Effect (CME) for…

High Energy Physics - Phenomenology · Physics 2015-06-12 P. V. Buividovich , M. I. Polikarpov , O. V. Teryaev

Evolving magnetic fields are frequently embedded in plasmas that are turbulent. When the primary interest is in effects that are on a large scale compared to that of the turbulence, it is desirable to average over the turbulence to obtain…

Plasma Physics · Physics 2025-04-08 Allen H Boozer

We investigate the impact of the magnetic field generated by colliding nuclei on heavy quark-antiquark interactions and heavy quark dynamics in the quark-gluon plasma (QGP). By means of hard-thermal-loop resummation technique combined with…

High Energy Physics - Phenomenology · Physics 2024-04-09 He-Xia Zhang , Enke Wang

The time-evolution of the magnetic field in hot homogeneous nuclear matter has two qualitatively different stages separated by the sphaleron transition time $\tau_c$. At early times the axial chemical potential and the corresponding chiral…

High Energy Physics - Phenomenology · Physics 2020-07-22 Kirill Tuchin

We study the space-average electromagnetic (EM) fields weighted by the energy density in the central regions of heavy ion collisions. These average quantities can serve as a barometer for the magnetic-field induced effects such as the…

Nuclear Theory · Physics 2021-10-04 Irfan Siddique , Xin-Li Sheng , Qun Wang

Ultraperipheral heavy-ion collisions (UPCs) offer unique opportunities to study processes under strong electromagnetic fields. In these collisions, highly charged fast-moving ions carry strong electromagnetic fields that can be effectively…

Nuclear Theory · Physics 2024-06-21 Jie Zhao , Jinhui Chen , Xu-Guang Huang , Yu-Gang Ma

Magnetic fields are an elemental part of the interstellar medium in galaxies. However, their impact on gas dynamics and star formation in galaxies remains controversial. We use a suite of global magnetohydrodynamical simulations of isolated…

Astrophysics of Galaxies · Physics 2019-09-25 Bastian Körtgen , Robi Banerjee , Ralph E. Pudritz , Wolfram Schmidt

Recent theory progresses in (3+1)D dynamical descriptions of relativistic nuclear collisions at finite baryon density are reviewed. Heavy-ion collisions at different collision energies produce strongly coupled nuclear matter to probe the…

Nuclear Theory · Physics 2022-02-16 Chun Shen

We report a novel relation between rotation and magnetic field in a charged fluid system: there is naturally a magnetic field along the direction of fluid vorticity due to the currents associated with the swirling charges. This general…

High Energy Physics - Phenomenology · Physics 2021-02-03 Xingyu Guo , Jinfeng Liao , Enke Wang