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Related papers: Theoretical Interpretation of Low-Mass Dileptons

200 papers

The current theoretical status in the analysis and interpretation of low-mass dilepton measurements in (ultra-) relativistic heavy-ion experiments is reviewed. Special emphasis is put on potential signals of (partial) restoration of…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. Rapp , J. Wambach

It is discussed how chiral symmetry restoration manifests itself through mixing of vector and axial-vector correlators. The vector correlator is directly accessible in relativistic heavy-ion collisions. Within models of the vector…

Nuclear Theory · Physics 2007-05-23 J. Wambach , R. Rapp

Recent developments in the evaluation of vector-meson spectral functions in hot and dense matter are discussed with emphasis on connections to the chiral phase transition in QCD. Model independent approaches including chiral low-density…

High Energy Physics - Phenomenology · Physics 2015-05-13 R. Rapp , J. Wambach , H. van Hees

We review recent theoretical progress in low-mass dilepton production at CERN-SpS energies. Various hadronic approaches to calculate the vector correlator in hot/dense hadronic matter are discussed and confronted with each other. Possible…

High Energy Physics - Phenomenology · Physics 2015-06-25 R. Rapp

We evaluate currently available information on low-mass dilepton and direct-photon emission spectra measured in ultrarelativistic heavy-ion collisions. In the first part an attempt is made to develop a consistent picture of the in-medium…

High Energy Physics - Phenomenology · Physics 2015-06-11 Ralf Rapp

Theoretical approaches to assess modifications of vector mesons in the medium, as well as their experimental identification via electromagnetic probes, are discussed. Implications for the nature of chiral symmetry restoration in hot/dense…

Nuclear Theory · Physics 2007-05-23 R. Rapp , J. Wambach

We report on recent work relating the medium effects observed in dilepton spectra in heavy-ion collisions to potential signals of chiral symmetry restoration. The key connection remains the approach to spectral function degeneracy between…

High Energy Physics - Phenomenology · Physics 2015-09-21 P. M. Hohler , R. Rapp

We discuss the status of calculating in-medium modifications of vector-meson spectral functions in hot and dense matter, their application to dilepton spectra in ultrarelativistic heavy-ion collisions, and possible relations to chiral…

Nuclear Theory · Physics 2008-11-26 Ralf Rapp

The present status of our understanding of low mass dilepton production in relativistic heavy ion collisions is discussed. The focus of the discussion will be the sensitivity of dilepton measurements to in medium changes of hadrons and the…

Nuclear Theory · Physics 2016-09-08 Volker Koch

Medium Effects in low-mass dilepton production in ultra-relativistic heavy-ion collisions are investigated using hadronic models. The rescattering of pions and rho mesons within a hot and dense hadron gas leads to substantial modifications…

Nuclear Theory · Physics 2007-05-23 R. Rapp

Low-mass dilepton spectra as measured in high-energy heavy-ion collisions are a unique tool to obtain spectroscopic information about the strongly interacting medium produced in these reactions. Specifically, in-medium modifications of the…

High Energy Physics - Phenomenology · Physics 2013-07-12 Ralf Rapp

Using a rather complete description of the in-medium $\rho$ spectral function - being constrained by various independent experimental information - we calculate pertinent dilepton production rates from hot and dense hadronic matter. The…

High Energy Physics - Phenomenology · Physics 2010-04-06 R. Rapp , J. Wambach

The description of excitations in hot and dense (hadronic) matter is discussed with emphasis on the use of correlation functions as a common framework for comparing different model (and QCD lattice) calculations with each other. Typical…

Nuclear Theory · Physics 2009-11-07 R. Rapp

Because of their weak interactions with the strongly interacting matter produced in relativistic heavy-ion collisions, dileptons provide an ideal probe of the early dynamics of these collisions. Here, we study dilepton production using a…

Nuclear Theory · Physics 2024-12-30 Wen-Hao Zhou , Che Ming Ko , Kai-Jia Sun

We predict dilepton invariant-mass spectra for central 5.5 ATeV Pb-Pb collisions at LHC. Hadronic emission in the low-mass region is calculated using in-medium spectral functions of light vector mesons within hadronic many-body theory. In…

High Energy Physics - Phenomenology · Physics 2008-04-22 H. van Hees , R. Rapp

The current status of our understanding of dilepton production in ultrarelativistic heavy-ion collisions is discussed with special emphasis on signals from the (approach towards) chirally restored and deconfined phases. In particular,…

High Energy Physics - Phenomenology · Physics 2009-11-07 R. Rapp

We give a brief survey of theoretical evaluations of light vector mesons in hadronic matter, focusing on results from hadronic many-body theory. We emphasize the importance of imposing model constraints in obtaining reliable results for the…

High Energy Physics - Phenomenology · Physics 2011-08-04 Ralf Rapp , Hendrik van Hees , Trenton Strong

We study the prospects to get information about the early and hot stages of deconfined matter produced in relativistic heavy-ion collisions by analyzing dilepton and single-lepton spectra. Energy losses of heavy quarks in deconfined matter…

High Energy Physics - Phenomenology · Physics 2007-05-23 K. Gallmeister , B. Kaempfer , O. P. Pavlenko

We discuss recent developments concerning the in-medium properties of hadrons in dense and hot matter. The theoretical approaches are discussed in connection with the interpretation of experimental data from intermediate energy machines up…

Nuclear Theory · Physics 2016-09-08 G. Chanfray

Medium modifications of the electromagnetic spectral function in hadronic and quark-gluon matter are reviewed. A strong broadening of the $\rho$ meson, which dominates the spectral function in the low-mass regime, is quantitatively…

Nuclear Theory · Physics 2011-01-25 Ralf Rapp
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