12–16 Dec 2022
IISER Mohali
Asia/Kolkata timezone

Sensitivity of nuclear density profiles to global observables in O-O collisions at the Large Hadron Collider using AMPT Model

13 Dec 2022, 14:00
1h
LHC Foyer (IISER Mohali)

LHC Foyer

IISER Mohali

Lecture Hall Complex, IISER Mohali, Sector 81, Knowledge city, SAS Nagar, Punjab, India
Poster Poster - 2

Speaker

Debadatta Behera (Indian Institute of Technology Indore (IN))

Description

Extensive investigations on Pb+Pb and Au+Au collisions at the Large Hadron Collider (LHC) and Relativistic Heavy Ion Collider (RHIC) have helped us to produce and comprehend the properties of the quark-gluon plasma (QGP) in heavy-ion collisions. Recent investigations hint toward the possible formation of QGP-droplets in small collision systems such as high-multiplicity pp collisions. Oxygen-oxygen (O-O) collisions are expected in the forthcoming Run3 at the LHC. This will provide a significant and timely opportunity to investigate the effects seen in high-multiplicity pp and p-Pb collisions with a system that has a similarly small number of participating nucleons and final-state multiplicity but with a larger geometrical transverse overlap, thereby enhancing jet-quenching effects, which depend on path length. In this work, we implement both harmonic oscillator and Woods-Saxon type density profiles for the oxygen nucleus. Also, an alpha-cluster tetrahedral structure is incorporated for oxygen. We report the results of global properties such as Bjorken energy density, speed of sound, kinetic freeze-out parameters, particle ratios, and elliptic flow in O+O collisions at $\sqrt{s_{NN}}$ = 7 TeV from a multi-phase transport model (AMPT) for these nuclear charge density profiles. Such a study will help us understand the effects of nuclear density profiles on the said global observables and give us a fair baseline measurement to confront the experimental results in the future.

Session Heavy Ions and QCD

Author

Debadatta Behera (Indian Institute of Technology Indore (IN))

Co-authors

Mr Neelkamal Mallick (Indian Institute of Technology Indore) Sushanta Tripathy (INFN, Bologna (IT)) Mr Suraj Prasad (Indian Institute of Technology Indore (IN)) Dr Aditya Nath Mishra (Wigner Research Centre for Physics Budapest, Hungary) Raghunath Sahoo (Indian Institute of Technology Indore (IN))

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