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Attractors and QGP Evolution in Heavy-Ion Collisions: U(1) Gauge Field Effects

Implementing Organization

Principal Investigator
Dr. Victor Roy
National Institute Of Science Education And Research Bhubaneswar, Odisha
victor@niser.ac.in
CO-Principal Investigator
Nil

Project Overview

The project aims to study the dynamics of Quark-Gluon Plasma (QGP), a state of almost free color quarks and gluons created in high-energy heavy-ion collisions at the Relativistic Heavy-ion Collider (RHIC) and Large Hadron Collider (LHC). The QGP has properties similar to those found in the early universe, and understanding its dynamics is crucial for understanding the properties of the most fundamental form of visible matter namely quarks and gluons with the added possibility of unraveling the mysteries of the universe's evolution. One proposed solution to understanding systems far from local equilibrium, such as the QGP, is due to the emergence of attractor phenomena. The study of attractors has gained significant attention in the field of heavy-ion-collisions, especially since heavy ion collisions exhibit a mix of hydrodynamic and non-hydrodynamic modes. Therefore, the exploration of attractors in heavy ion collisions is of paramount importance. The project has two main objectives: Study the hydrodynamic attractor for early-time intense electromagnetic fields. The hydrodynamic attractor has been observed to be independent of the initial conditions and can be used to extract transport coefficients from experimental data. Developing a numerical magnetohydrodynamic code to study various aspects such as charge-dependent directed flow, Chiral Magnetic effects, etc. The first objective will be achieved by studying the equation of motion for a viscous fluid in the Milne coordinate and using the appropriate force term in the Boltzmann transport equation. The second objective will be accomplished by developing a numerical magnetohydrodynamic code that takes into account the finite electrical conductivity of QGP and once developed it will help us to study the charge-dependent directed flow and Chiral Magnetic effects, effects of EM fields on polarization of vector mesons etc. The significance of the project lies in the fact that understanding the dynamics of QGP under intense fields is essential for unraveling the mysteries of equilibration and hydrodynamization . The project's objectives will contribute to this understanding by studying the hydrodynamic attractor and developing a numerical magnetohydrodynamic code. These findings will be significant in terms of fundamental understanding and may have applications in fields such as cosmology and astrophysics.
Funding Organization
Quick Information
Area of Research
Physical Sciences
Focus Area
Plasma High Energy Nuclear Physics Astronomy & Astrophysics And Nonlinear Dynamics
Start Date
20 Dec 2024
End Date
19 Dec 2027
Status
ongoing
Output
No. of Research Paper
00
Technologies (If Any)
00
No. of PhD Produced
00
Publications
00
No. of Patents
Filed : 00
Grant : 00
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