English
Related papers

Related papers: Probing the QCD phase diagram with dileptons - a s…

200 papers

The hadronic transport model \textsc{art} is extended to include the production and annihilation of deuterons via the reactions $BB \leftrightarrow dM$, where $B$ and $M$ stand for baryons and mesons, respectively, as well as their elastic…

Nuclear Theory · Physics 2009-12-14 Yongseok Oh , Zi-Wei Lin , Che Ming Ko

Dielectrons from heavy flavor hadron decays not only constitute a crucial background to their thermal spectrum in high-energy nuclear collisions, from which the temperature of the quark-gluon plasma (QGP) is extracted, but also provide a…

Nuclear Theory · Physics 2025-12-02 Lejing Zhang , Wen-Jing Xing , Shanshan Cao , Guang-You Qin

We review the transport properties of the strongly interacting quark-gluon plasma (QGP) created in heavy-ion collisions at ultrarelativistic energies, i.e. out-of equilibrium, and compare them to the equilibrium properties. The description…

Nuclear Theory · Physics 2021-12-15 Olga Soloveva , Pierre Moreau , Elena Bratkovskaya

We propose a novel quasiparticle interpretation of the equation of state of deconfined QCD at finite temperature. Using appropriate thermal masses, we introduce a phenomenological parametrisation of the onset of confinement in the vicinity…

High Energy Physics - Phenomenology · Physics 2009-11-07 R. A. Schneider , T. Renk , M. Thaler , A. Polleri , W. Weise

We obtain the thermal photon and dilepton production rates in a strongly coupled quark-gluon plasma (QGP) at both zero and nonzero baryon chemical potential using a bottom-up Einstein-Maxwell-Dilaton (EMD) holographic model that is in good…

High Energy Physics - Phenomenology · Physics 2016-02-11 Stefano Ivo Finazzo , Romulo Rougemont

Multimessenger studies of heavy-ion collisions, using hadrons and electromagnetic probes, can reveal the properties of the created QCD matter from different perspectives. This study calculates the thermal dilepton invariant mass spectra and…

Nuclear Theory · Physics 2025-01-20 Lipei Du

Ultrarelativistic heavy-ion collisions are considered ideal environments for exploring the QCD phase diagram and probing the properties of the QGP as functions of temperature and baryon chemical potential. At the highest energies, such as…

High Energy Physics - Experiment · Physics 2025-10-13 Mesut Arslandok

It is investigated under which conditions an adiabatic adaption of the dynamic and spectral information of vector mesons to the changing medium in heavy ion collisions, as assumed in schematic model calculations and microscopic transport…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. Schenke , C. Greiner

The properties of electromagnetic radiation from hot fireballs as created in ultra-relativistic heavy-ion collisions are reviewed. We first outline how the medium effects in the electromagnetic spectral function, which governs thermal…

Nuclear Theory · Physics 2013-06-28 R. Rapp

The rate of the emission of the high energy low-mass dileptons from the QGP is found in the first nonvanishing order with respect to strong coupling. We base on the real-time kinetic approach [2] without an explicit assumption about a…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Makhlin

Some questions arising in the application of the thermal model to hadron production in heavy ion collisions are studied. We do so by applying the thermal model of hadron production to particle yields calculated by the microscopic transport…

Nuclear Theory · Physics 2009-10-09 J. Sollfrank , U. Heinz , H. Sorge , N. Xu

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

The search for a first-order phase transition in strongly interacting matter is one of the major objectives in the exploration of the phase diagram of Quantum Chromodynamics (QCD). In the present work we investigate dilepton radiation from…

We investigate the properties of the QCD matter across the deconfinement phase transition. In the scope of the parton-hadron string dynamics (PHSD) transport approach, we study the strongly interacting matter in equilibrium as well as the…

Nuclear Theory · Physics 2015-06-17 O. Linnyk , E. L. Bratkovskaya , W. Cassing , V. P. Konchakovski , V. Ozvenchuk

In this work, we propose dilepton emission rate (DER) as a sensitive probe of QCD critical point based on the extended Polyakov-quark-meson model. The model could successfully capture two main mechanisms for dilepton production, $\pi^\pm$…

Nuclear Theory · Physics 2026-01-01 Gaoqing Cao , Xiaofeng Luo , Weijie Fu

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 initial collision geometry, including the reaction plane, is crucial for interpreting collective phenomena in relativistic heavy-ion collisions, yet it remains experimentally inaccessible through conventional measurements. Recent…

High Energy Physics - Phenomenology · Physics 2025-05-09 Jiaxuan Luo , Xinbai Li , Zebo Tang , Xin Wu , Shuai Yang , Wangmei Zha , Zhan Zhang

The lepton pair production rate at finite temperature and at next-to-leading-order (NLO) is calculated for quark-gluon plasma at non-zero baryon density. Yields are obtained using a (3+1)D multicomponent simulation capable of reproducing…

Nuclear Theory · Physics 2023-12-19 Jessica Churchill , Lipei Du , Bailey Forster , Han Gao , Greg Jackson , Sangyong Jeon , Charles Gale

This paper investigates the transverse momentum broadening effect for electromagnetic production of dileptons in ultra-peripheral heavy ion collisions accompanied by nuclear dissociation. The electromagnetic dissociation probability of…

High Energy Physics - Phenomenology · Physics 2020-06-15 James Daniel Brandenburg , Wei Li , Lijuan Ruan , Zebo Tang , Zhangbu Xu , Shuai Yang , Wangmei Zha

UrQMD phase-space coalescence calculations for the production of deuterons are compared with available data for various reactions from the GSI/FAIR energy regime up to LHC. It is found that the production process of deuterons, as reflected…