210 citations · 1k across the 38 of their papers we have counts for
31 papers · 1 filter
Dynamics of Hot QCD Matter -- Current Status and Developments
Santosh K. Das, Prabhakar Palni, Jhuma Sannigrahi +64
The discovery and characterization of hot and dense QCD matter, known as Quark Gluon Plasma (QGP), remains the most international collaborative effort and synergy between theorists…
Finite size effect on Dissociation and Diffusion of chiral partners in Nambu-Jona-Lasinio model
Paramita Deb, Sabyasachi Ghosh, Jai Prakash +2
Along with masses of pion and sigma meson modes, their dissociation into quark medium provide a detail spectral structures of the chiral partners. Present article has studied a fin…
Effect of magnetic screening mass on the diffusion of heavy quarks
Mahfuzur Rahaman, Santosh K. Das, Jan-e Alam +1
The drag and diffusion coefficients of heavy quarks propagating through quark gluon plasma (QGP) have been estimated by shielding both the electric and magnetic type infra-red dive…
Effect of pre-equilibrium phase on and of heavy quarks in heavy ion collisions
Santosh K. Das, Marco Ruggieri, Francesco Scardina +2
Heavy quark and have been calculated at RHIC energy considering initial conditions with and without pre-equilibrium phase to highlight the effect of the latter on he…
Heavy quark dynamics in QCD matter
Santosh K. Das, Francesco Scardina, Salvatore Plumari +1
Simultaneous description of heavy quark nuclear suppression factor and the elliptic flow is a top challenge for all the existing models. We highlight how the tempera…
Directed Flow of Charm Quarks as a Witness of the Initial Strong Magnetic Field in Ultra-Relativistic Heavy Ion Collisions
Santosh K. Das, Salvatore Plumari, Sandeep Chatterjee +3
Ultra-relativistic Heavy-Ion Collision (HIC) generates very strong initial magnetic field () inducing a vorticity in the reaction plane. The high influences the e…
Propagation of heavy baryons in heavy-ion collisions
Santosh K. Das, Juan M. Torres-Rincon, Laura Tolos +3
The drag and diffusion coefficients of heavy baryons ( and ) in the hadronic phase created in the latter stage of the heavy-ion collisions at RHIC and LHC energies have b…
Toward a simultaneous description of and for heavy quarks
Santosh K. Das, Francesco Scardina, Salvatore Plumari +1
The two key observables related to heavy quarks that have been measured in RHIC and LHC energies are the nuclear suppression factor and the elliptic flow . Simultaneo…
Toward an understanding of the and puzzle for heavy quarks
Francesco Scardina, Santosh K Das, Salvatore Plumari +2
One of the primary aims of the ongoing nuclear collisions at Relativistic Heavy Ion Collider (RHIC) and Large Hadron Collider (LHC) energies is to create a Quark Gluon Plasma (QGP)…
Impact of momentum-space anisotropy on heavy quark dynamics in a QGP medium
Vinod Chandra, Santosh K. Das
Momentum space anisotropy present in the quark and gluon distribution functions in relativistic heavy ion collisions induces Chromo-Weibel instability in the hot QCD medium created…
Heavy quark diffusion in pre-equilibrium stage of heavy ion collisions
Santosh K. Das, Marco Ruggieri, Surasree Mazumder +2
The drag and diffusion coefficients of heavy quarks (HQs) have been evaluated in the pre-equilibrium phase of the evolving fireball produced in heavy ion collisions at RHIC and LHC…
Diffusion of hidden charm mesons in hadronic medium
Sukanya Mitra, Sabyasachi Ghosh, Santosh K. Das +2
The drag and diffusion coefficients of a hot hadronic medium have been evaluated by using hidden charm mesons as probes. The matrix elements for the evaluation of these coefficient…
Diffusion of in hot hadronic medium and its impact on ratio
Sabyasachi Ghosh, Santosh K. Das, Vincenzo Greco +2
The drag and diffusion coefficients of the MeV) have been evaluated in the hadronic medium which is expected to be formed in the later stages of the evolving fire ball p…
Heavy Flavor in Medium Momentum Evolution: Langevin vs Boltzmann
Santosh K. Das, Francesco Scardina, Salvatore Plumari +1
The propagation of heavy quarks in the quark-gluon plasma (QGP) has been often treated within the framework of the Langevin equation (LV), i.e. assuming the momentum transfer is sm…
Heavy Flavor Suppression: Boltzmann vs Langevin
Santosh K. Das, Francesco Scardina, Salvatore Plumari +1
The propagation of heavy flavor through the quark gluon plasma has been treated commonly within the framework of Langevin dynamics, i.e. assuming the heavy flavor momentum transfer…
A random walk with heavy flavours
Surasree Mazumder, Trambak Bhattacharyya, Santosh K. Das
We focus on evaluating transport coefficients like drag and diffusion of heavy quarks (HQ) passing through Quark Gluon Plasma using perturbative QCD (pQCD). Experimental observable…
Heavy flavor suppression: role of hadronic matter
Santosh K. Das, Sabyasachi Ghosh, Sourav Sarkar +1
The role of hadronic matter in the suppression of open heavy flavored mesons has been studied. The heavy-quarks (HQs) suppression factors have been calculated and contrasted with t…
Heavy-quark transport coefficients in a hot viscous quark-gluon plasma medium
Santosh K. Das, Vinod Chandra, Jan-e Alam
The heavy-quark (HQ) transport coefficients have been estimated for a viscous quark-gluon plasma medium, utilizing a recently proposed quasi-particle description based on realistic…
Probing Quark Gluon Plasma by Heavy Flavors
Santosh K Das, Jan-e Alam
The drag and diffusion coefficients of charm and bottom quarks propagating through quark gluon plasma (QGP) have been evaluated within the framework of perturbative Quantum Chromod…
Elliptic flow of thermal dileptons as a probe of QCD matter
Payal Mohanty, Victor Roy, Sabyasachi Ghosh +5
We study the variation of elliptic flow of thermal dileptons with transverse momentum and invariant mass of the pairs for Pb+Pb collisions at = 2.76 TeV. The dilept…
Momentum dependence of drag coefficients and heavy flavour suppression in quark gluon plasma
Surasree Mazumder, Trambak Bhattacharyya, Jan-e Alam +1
The momentum dependence of the drag coefficient of heavy quarks propagating through quark gluon plasma (QGP) has been evaluated. The results have been used to estimate the nuclear…
Examination of the Gunion-Bertsch formula for soft gluon radiation
Trambak Bhattacharyya, Surasree Mazumder, Santosh K Das +1
The spectrum of emitted gluons from the process g+g -> g+g+g has been evaluated by relaxing some of the approximations used in earlier works. The difference in the results from ear…
Dragging mesons by hot hadrons
Sabyasachi Ghosh, Santosh K Das, Sourav Sarkar +1
We evaluate the drag and diffusion coefficients of a hot hadronic medium consisting of pions, nucleons, kaons and eta using open charm mesons as a probe. The interaction of the pro…
Heavy flavour suppression and flow
Santosh K Das, Jan-e Alam
The drag and diffusion coefficients of charm and bottom quarks propagating through quark gluon plasma have been evaluated for conditions relevant to nuclear collisions at Large Had…