19–23 Dec 2024
Swatantrata Bhavan, Banaras Hindu University, Varanasi
Asia/Kolkata timezone

Electromagnetic signals within viscous Gubser flow

Not scheduled
20m
Swatantrata Bhavan, Banaras Hindu University, Varanasi

Swatantrata Bhavan, Banaras Hindu University, Varanasi

Department of Physics, I.Sc., Banaras Hindu University, 221005 Varanasi, India
Oral Heavy ion and QCD

Speaker

Ms Lakshmi J Naik (Amrita Vishwa Vidyapeetham, Coimbatore, India)

Description

We investigate thermal dilepton production in heavy-ion collisions using relativistic second-order Israel-Stewart hydrodynamics with Gubser solutions. The Gubser flow considers both the transverse expansion of the medium along with longitudinal boost invariance. We study in detail the temperature and shear stress evolutions of hot QCD medium by varying the associated parameter $q$ of the Gubser model. The dilepton production is calculated in the presence of Chapman-Enskog like viscous correction to the particle distribution function. Varying the parameter $q$, we find enhanced dilepton production at small $q$ values. We also extract effective temperature of hot QCD medium from the transverse mass spectra for different $q$ values.

Field of contribution Theory

Authors

Ms Lakshmi J Naik (Amrita Vishwa Vidyapeetham, Coimbatore, India) Dr V Sreekanth (Amrita Vishwa Vidyapeetham, Coimbatore, India)

Presentation materials

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