English
Related papers

Related papers: Dilepton Production in a Rotating Thermal Medium: …

200 papers

The findings on the spin polarization of $\Lambda$, $\Xi$, and $\Omega$ hyperons and spin alignment of $K^{*0}$, $\phi$, and $D^{*+}$ mesons in relativistic heavy-ion collision experiments at the RHIC and LHC facilities propose the…

High Energy Physics - Phenomenology · Physics 2026-02-17 Bhagyarathi Sahoo , Captain R. Singh , Raghunath Sahoo

It has been predicted that dilepton production may be used as a quark-gluon plasma probe. We calculate the rapidity distributions of thermal dileptons produced by an evolving quark-gluon plasma assuming a longitudinal scaling expansion with…

High Energy Physics - Phenomenology · Physics 2009-10-22 R. Vogt , B. V. Jacak , P. L. McGaughey , P. V. Ruuskanen

Assuming that rho-mesons exist in a quark-gluon plasma close to the QCD phase transition, we calculate the dilepton production rate from quark-antiquark annihilation via a rho-meson state using Vector Meson Dominance. The result is compared…

Nuclear Theory · Physics 2015-06-26 Markus H. Thoma , Stefan Leupold , Ulrich Mosel

We study the production of photons and dileptons during the pre-equilibrium Glasma stage in heavy ion collisions and discuss the implications in light of the PHENIX data. We find that the measured distributions of such electromagnetic…

Dileptons serve as a clean and penetrating probe of the Quark--Gluon Plasma created in high-energy heavy-ion collisions. In this work, we investigate thermal dilepton spectra and their elliptic flow through the dynamical conductivity that…

Nuclear Theory · Physics 2025-08-26 Ashutosh Dwibedi , Ankit Kumar Panda , Sabyasachi Ghosh , Victor Roy

The polarization of direct photons produced in an ultrarelativistic heavy-ion collision reflects the momentum anisotropy of the quark-gluon plasma created in the collision. This paper presents a general framework, based on the photon…

Nuclear Theory · Physics 2017-04-19 Gordon Baym , Tetsuo Hatsuda , Michael Strickland

We propose the angular distribution of lepton pairs produced in ultrarelativistic heavy-ion collisions as a probe of thermalization of the quark-gluon plasma. We focus on dileptons with invariant masses large enough that they are produced…

Nuclear Theory · Physics 2024-06-07 Maurice Coquet , Xiaojian Du , Jean-Yves Ollitrault , Soeren Schlichting , Michael Winn

By considering the effect of shear viscosity we have investigated the evolution of a chemically equilibrating quark-gluon plasma at finite baryon density. Based on the evolution of the system we have performed a complete calculation for the…

Nuclear Theory · Physics 2010-04-22 N. N. Guan , Z. J. He , J. L. Long , X. Z. Cai , Y. G. Ma , J. W. Li , W. Q. Shen

The formulation of the real and virtual photon production rate from strongly interacting matter is presented in the framework of finite temperature field theory. The changes in the hadronic spectral function induced by temperature are…

High Energy Physics - Phenomenology · Physics 2009-10-31 Jan-e Alam , Sourav Sarkar , Pradip Roy , T. Hatsuda , Bikash Sinha

We calculate the transverse momentum and invariant mass dependence of elliptic flow of thermal dileptons for Au+Au collisions at the Relativistic Heavy Ion Collider. The system is described using hydrodynamics, with the assumption of…

Nuclear Theory · Physics 2008-11-26 Rupa Chatterjee , Dinesh K. Srivastava , Ulrich W. Heinz , Charles Gale

The vacuum polarisation effects from the nucleon sector lead to large medium modifications of the vector meson masses in the Walecka model. With a quantum hadrodynamic framework including the quantum effects, and using a quasiparticle…

Nuclear Theory · Physics 2009-11-10 Thorsten Renk , Amruta Mishra

We calculate the yield and elliptic flow of mid-rapidity dileptons emitted from the quark-gluon plasma generated in Pb-Pb collisions at LHC. We use relativistic anisotropic hydrodynamics for the 3+1 dimensional evolution of the quark-gluon…

High Energy Physics - Phenomenology · Physics 2019-02-26 Babak S. Kasmaei , Michael Strickland

We investigate the effects of a baryon-antibaryon asymmetry on the spectrum of dileptons radiating from a quark gluon plasma. We demonstrate the existence of a new set of processes in this regime. The dilepton production rate from the…

High Energy Physics - Phenomenology · Physics 2014-11-17 A. Majumder , C. Gale

The differential multiplicity of dileptons in a hot and magnetized quark-gluon plasma, $\Delta_{B}\equiv dN_{B}/d^{4}xd^{4}q$, is derived from first principles. The constant magnetic field $B$ is assumed to be aligned in a fixed spatial…

High Energy Physics - Phenomenology · Physics 2017-04-28 N. Sadooghi , F. Taghinavaz

Dilepton production is one of the key probes of the Quark-Gluon Plasma (QGP) that encodes the imaginary part of the electromagnetic current-current correlator. We investigate the effect of local acceleration on the dilepton production by…

High Energy Physics - Phenomenology · Physics 2025-12-17 Aritra Bandyopadhyay , Moulindu Kundu , Victor E. Ambrus , Maxim N. Chernodub

We calculate the production of large mass dileptons from the passage of jets passing through the quark-gluon plasma. Using the relativistic kinetic theory, we rigorously derive the production rate for the jet-dilepton conversion in the hot…

High Energy Physics - Phenomenology · Physics 2015-06-03 Yong-Ping Fu , Yun-De Li

This work calculates the first correction to the leading order q\={q} dilepton production rates due to shear viscosity in an expanding gas. The modified rates are integrated over the space-time history of a viscous hydrodynamic simulation…

Nuclear Theory · Physics 2008-11-26 Kevin Dusling , Shu Lin

This paper investigates the production of non-prompt photons originating from rotating synchrotron radiation (RoSyRa), specifically the emission of photons by a rigidly rotating quark-gluon plasma in thermal equilibrium, in the presence of…

High Energy Physics - Phenomenology · Physics 2026-02-16 Matteo Buzzegoli , Sergiu Busuioc , Jonathan D. Kroth , Nandagopal Vijayakumar , Kirill Tuchin

The dilepton production by the constituents of the strongly interacting quark-gluon-plasma (sQGP) is addressed. In order to make quantitative predictions at realistically low plasma temperatures (O(T_c)), experimentally relevant low…

High Energy Physics - Phenomenology · Physics 2011-01-17 O. Linnyk

It is believed that a novel state of matter - Quark Gluon Plasma (QGP) will be transiently produced if normal hadronic matter is subjected to sufficiently high temperature and/or density. We have investigated the possibility of QGP…

Nuclear Theory · Physics 2009-09-25 Sourav Sarkar