321 citations · 1.8k across the 58 of their papers we have counts for
35 papers · 1 filter
Production and anisotropic flow of thermal photons in collision of -clustered carbon with heavy nuclei at relativistic energies
Pingal Dasgupta, Rupa Chatterjee, Guo-Liang Ma
The presence of -clustered structure in the light nuclei produces different exotic shapes in nuclear structure studies at low energies. Recent phenomenological studies suggest t…
Longitudinal asymmetry in heavy ion collisions at RHIC
Sanchari Thakur, Sumit Kumar Saha, Sk Noor Alam +2
The longitudinal asymmetry arises in relativistic heavy ion collisions due to fluctuation in the number of participating nucleons. This asymmetry causes a shift in the center of ma…
Ratio of photon anisotropic flow in relativistic heavy ion collisions
Rupa Chatterjee, Pingal Dasgupta
The dependent elliptic and triangular flow parameters of direct photons are known to be dominated by thermal radiations. The non-thermal contributions dilute the photon aniso…
Electroweak Physics: Summary
Rupa Chatterjee
Electroweak probes are potential tool to study the properties of the hot and dense strongly interacting matter produced in relativistic nuclear collisions due to their unique natur…
Correlation between initial spatial anisotropy and final momentum anisotropies in relativistic heavy ion collisions
Sanchari Thakur, Sumit Kumar Saha, Pingal Dasgupta +2
The particle momentum anisotropy () produced in relativistic nuclear collisions is considered to be a response of the initial geometry or the spatial anisotropy of the s…
Thermal photons as a sensitive probe of -cluster in C+Au collisions at the BNL Relativistic Heavy Ion Collider
Pingal Dasgupta, Guo-Liang Ma, Rupa Chatterjee +3
Different orientations of -clustered carbon nuclei colliding with heavy ions can result in a large variation in the value of anisotropic flow. Thus, photon flow observables from…
Medium Modification of Charm Production in Relativistic Heavy Ion Collisions due to Pre-equilibrium Dynamics of Partons at = 0.2--5.02 TeV
Dinesh K. Srivastava, Rupa Chatterjee
We study the production dynamics of charm quarks in the parton cascade model for relativistic heavy ion collisions at RHIC and LHC energies. The model is eminently suited for a stu…
Directed flow of photons in Cu+Au collisions at RHIC
Pingal Dasgupta, Rupa Chatterjee, Dinesh K. Srivastava
Event-by-event fluctuations in the positions of nucleons in two colliding identical nuclei can lead to non-uniform initial energy density distribution on the transverse plane. In a…
Bottom Production in Collisions at Large Hadron Collider Energies using Parton Cascade Model
Rupa Chatterjee, Dinesh K. Srivastava
We study the production of bottom quarks in collisions at Large Hadron Collider energies using previously developed parton cascade model to explore the impact of Landau Pomera…
Landau Pomeranchuk Midgal Effect and Charm Production in Collisions at Large Hadron Collider Energies using the Parton Cascade Model
Dinesh K. Srivastava, Rupa Chatterjee, Steffen A. Bass
We study the impact of the Landau Pomeranchuk Midgal (LPM) effect on the dynamics of parton interactions in proton proton collisions at the Large Hadron Collider energies. For our…
Photon production from Pb+Pb collisions at {} = 5.02 TeV at LHC and at {} = 39 TeV at FCC
Pingal Dasgupta, Somnath De, Rupa Chatterjee +1
We calculate the production of prompt and thermal photons from Pb+Pb collisions at 5.02A TeV at the Large Hadron Collider (LHC) and at 39A TeV at the proposed Future Circular Colli…
Transport Dynamics of Parton Interactions in pp Collisions at LHC Energies
Dinesh K. Srivastava, Rupa Chatterjee, Steffen A. Bass
We investigate the transport dynamics of partons in proton-proton collisions at the Large Hadron Collider using a Boltzmann transport approach, the parton cascade model. The calcul…
Production of Charm Quarks in a Parton Cascade Model for Relativistic Heavy Ion Collisions at = 200 GeV
Dinesh K. Srivastava, Steffen A. Bass, Rupa Chatterjee
We study the production and dynamics of heavy quarks in the parton cascade model for relativistic heavy ion collisions. The model is motivated by the QCD parton picture and describ…
Effect of initial-state nucleon shadowing on the elliptic flow of thermal photons
Pingal Dasgupta, Rupa Chatterjee, Sushant K. Singh +1
Recently the effect of nucleon shadowing on the Monte-Carlo Glauber initial condition was studied and its role on the centrality dependence of elliptic flow () and fluctuation…
Anisotropic flow of thermal photons at RHIC and LHC
Rupa Chatterjee, Pingal Dasgupta, Dinesh K. Srivastava
We calculate elliptic and triangular flow parameters of thermal photons using an event-by-event hydrodynamic model with fluctuating initial conditions at 200A GeV Au+Au collisions…
Initial Temperature and Extent of Chemical Equilibration of Partons in Relativistic Collision of Heavy Nuclei
Dinesh K. Srivastava, Rupa Chatterjee, Munshi G. Mustafa
We emphasize that a knowledge of energy and entropy densities of quark gluon plasma - a thermalized de-confined matter, formed in relativistic heavy ion collisions fixes the format…
Spectra and elliptic flow of thermal photons from full overlap U+U collisions at RHIC
Pingal Dasgupta, Rupa Chatterjee, Dinesh K. Srivastava
We calculate spectra and elliptic flow for tip-tip and body-body configurations of full overlap uranium-uranium (U+U) collisions using a hydrodynamic model with smooth initia…
Thermal photon at LHC from fluctuating initial conditions
Rupa Chatterjee, Dinesh K. Srivastava, Thorsten Renk
We calculate the triangular flow parameter of thermal photons for 0--40\% central collisions of Pb nuclei at LHC using an event-by-event hydrodynamic model with fluctuating i…
Maps of the Little Bangs Through Energy Density and Temperature Fluctuations
Sumit Basu, Rupa Chatterjee, Basanta K. Nandi +1
In this letter we propose for the first time to map the heavy-ion collisions at ultra-relativistic energies, similar to the maps of the cosmic microwave background radiation, using…
Centrality and initial formation time dependence of the emission of thermal photons from fluctuating initial conditions at RHIC and LHC
Rupa Chatterjee, Hannu Holopainen, Thorsten Renk +1
Event-by-event fluctuating initial conditions (IC) in the ideal hydrodynamic calculation are known to enhance the production of thermal photons significantly compared to a smooth i…
Collision centrality and dependence of the emission of thermal photons from fluctuating initial state in ideal hydrodynamic calculation
Rupa Chatterjee, Hannu Holopainen, Thorsten Renk +1
Fluctuations in the initial QCD matter density distribution are found to enhance the production of thermal photons significantly in the range 2 \leq pT \leq 4 GeV/c compared to a s…
Dynamics of Quark Gluon Plasma and Interference of Thermal Photons
Dinesh K. Srivastava, Rupa Chatterjee, Somnath De
The quantum statistical interference between identical particles emitted from a completely chaotic source is expected to provide valuable input for the space time description of th…
Equation of state of strongly interacting matter: spectra for thermal particles and intensity correlation of thermal photons
Somnath De, Dinesh K. Srivastava, Rupa Chatterjee
We find that an equation of state for hot hadronic matter consisting of all baryons having GeV and all mesons having GeV, along with Hagedorn resonances in therma…
Formation Time of QGP from Thermal Photon Elliptic Flow
Rupa Chatterjee, Dinesh K. Srivastava
We show that the transverse momentum dependent elliptic flow of thermal photons is quite sensitive to the initial formation time () of Quark Gluon Plasma (QGP) for…