Workshop on Chirality, Vorticity, and Magnetic Field in Heavy Ion Collisions

2019 ◽  
Vol 29 (3) ◽  
pp. 33-34
Author(s):  
Huan Zhong Huang ◽  
Jinfeng Liao ◽  
Pengfei Zhuang
2014 ◽  
Vol 2014 ◽  
pp. 1-13 ◽  
Author(s):  
M. G. de Paoli ◽  
D. P. Menezes

It is expected that the magnetic fields in heavy ion collisions are very high. In this work, we investigate the effects of a strong magnetic field on particle ratios within a thermal model of particle production. We model matter as a free gas of baryons and mesons under the influence of an external magnetic field varying from zero to30mπ2through an  χ2fitting to some data sets of the STAR experiment. For this purpose, we use the Dirac, Rarita-Schwinger, Klein-Gordon, and Proca equations subject to magnetic fields in order to obtain the energy expressions and the degeneracy for spin 1/2, spin 3/2, spin 0, and spin 1 particles, respectively. Our results show that, if the magnetic field can be considered as slowly varying and leaves its signature on the particle yields, a field of the order of6mπ2produces an improved fitting to the experimental data as compared to the calculations without magnetic field.


2014 ◽  
Vol 2014 ◽  
pp. 1-10 ◽  
Author(s):  
Yang Zhong ◽  
Chun-Bin Yang ◽  
Xu Cai ◽  
Sheng-Qin Feng

The features of magnetic field in relativistic heavy-ion collisions are systematically studied by using a modified magnetic field model in this paper. The features of magnetic field distributions in the central point are studied in the RHIC and LHC energy regions. We also predict the feature of magnetic fields at LHCsNN=900, 2760, and 7000 GeV based on the detailed study at RHICsNN=62.4, 130, and 200 GeV. The dependencies of the features of magnetic fields on the collision energies, centralities, and collision time are systematically investigated, respectively.


2011 ◽  
Vol 26 (33) ◽  
pp. 2477-2486 ◽  
Author(s):  
RANJITA K. MOHAPATRA ◽  
P. S. SAUMIA ◽  
AJIT M. SRIVASTAVA

It is known that the presence of background magnetic field in cosmic plasma distorts the acoustic peaks in CMBR. This primarily results from different types of waves in the plasma with velocities depending on the angle between the magnetic field and the wave vector. We consider the consequences of these effects in relativistic heavy-ion collisions where very strong magnetic fields arise during early stages of the plasma evolution. We show that flow coefficients can be significantly affected by these effects when the magnetic field remains strong during early stages due to strong induced fields in the conducting plasma. In particular, the presence of magnetic field can lead to enhancement in the elliptic flow coefficient v2.


2017 ◽  
Vol 96 (3) ◽  
Author(s):  
Arpan Das ◽  
Shreyansh S. Dave ◽  
P. S. Saumia ◽  
Ajit M. Srivastava

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