616 citations · 3.2k across the 58 of their papers we have counts for
60 papers
Dileptons in heavy-ion collisions
Hendrik van Hees
In this review we give an overview about dileptons as probes for the properties of the strongly interacting hot and dense matter created in heavy-ion collisions at various beam ene…
Anomalous soft photons: status and perspectives
R. Bailhache, D. Bonocore, P. Braun-Munzinger +15
This report summarizes the work of the EMMI Rapid Reaction Task Force on "Real and Virtual Photon Production at Ultra-Low Transverse Momentum and Low Mass at the LHC". We provide a…
Polarization of Thermal Dilepton Radiation
Florian Seck, Bengt Friman, Tetyana Galatyuk +4
The invariant mass spectra of dileptons radiated from the fireballs formed in high-energy heavy-ion collisions have been successfully used to investigate the properties of hot and…
Open Quantum Systems with Kadanoff-Baym Equations
Tim Neidig, Jan Rais, Marcus Bleicher +2
We study the temporal evolution of quantum mechanical fermionic particles exhibiting one bound state within a one-dimensional attractive square-well potential in a heat bath of bos…
Kinetics of the chiral phase transition in a quark-meson model
H. van Hees, A. Meistrenko, C. Greiner
Using the two-particle irreducible (2PI) -functional formalism for self-consistent approximations of a linear- model for quarks and mesons in and out of equilibrium, the buil…
Bound State Formation in Time Dependent Potentials
Jan Rais, Hendrik van Hees, Carsten Greiner
We study the temporal formation of quantum mechanical bound states within a one-dimensional attractive square-well potential, by first solving the time-independent Schroedinger equ…
Heavy-Quark Diffusion in the Quark-Gluon Plasma
Min He, Hendrik van Hees, Ralf Rapp
The diffusion of heavy quarks through the quark-gluon plasma (QGP) as produced in high-energy heavy-ion collisions has long been recognized as an excellent probe of its transport p…
Kinetics of the chiral phase transition in a quark-meson -model
Alex Meistrenko, Hendrik van Hees, Carsten Greiner
In this study an effective description in the 2PI effective-action formalism for systems of quarks and mesons in and out of equilibrium within a numerical approach is developed, al…
Kinetics of the chiral phase transition in a linear model
C. Wesp, H. van Hees, A. Meistrenko +1
We study the dynamics of the chiral phase transition in a linear quark-meson model using a novel approach based on semiclassical wave-particle duality. The quarks are treated a…
Probing the QCD phase diagram with dileptons - a study using coarse-grained transport dynamics
Stephan Endres, Hendrik van Hees, Marcus Bleicher
Dilepton production in heavy-ion collisions at various energies is studied using coarse-grained transport simulations. Microscopic output from the Ultra-relativistic Quantum Molecu…
Thermal Electromagnetic Radiation in Heavy-Ion Collisions
R. Rapp, H. van Hees
We review the potential of precise measurements of electromagnetic probes in relativistic heavy-ion collisions for the theoretical understanding of strongly interacting matter. The…
Energy, centrality and momentum dependence of dielectron production at collider energies in a coarse-grained transport approach
Stephan Endres, Hendrik van Hees, Marcus Bleicher
Dilepton production in heavy-ion collisions at collider energies - i.e., for the Relativistic Heavy-Ion Collider (RHIC) and the Large Hadron Collider (LHC) - is studied within an a…
Rôle of the pion electromagnetic form factor in the timelike transition
G. Ramalho, M. T Pena, J. Weil +2
The magnetic dipole form factor () is described here within a new covariant model that combines the valence quark core together with the pion cloud…
Photon and dilepton production at the Facility for Antiproton and Ion Research and the beam energy scan program at the Relativistic Heavy-Ion Collider using coarse-grained microscopic transport simulations
Stephan Endres, Hendrik van Hees, Marcus Bleicher
We present calculations of dilepton and photon spectra for the energy range GeV which will be available for the Compressed Baryonic Matter (CBM) experiment…
Kinetic approach to a relativistic Bose-Einstein condensate
Alex Meistrenko, Hendrik van Hees, Kai Zhou +1
We apply a Boltzmann approach to the kinetic regime of a relativistic Bose-Einstein condensate of scalar bosons by decomposing the one-particle distribution function in a condensat…
Dileptons in a coarse-grained transport approach
H. van Hees, S. Endres, J. Weil +1
We calculate dilepton spectra in heavy-ion collisions using a coarse-graining approach to the simulation of the created medium with the UrQMD transport model. This enables the use…
Heavy-flavour and quarkonium production in the LHC era: from proton-proton to heavy-ion collisions
A. Andronic, F. Arleo, R. Arnaldi +53
This report reviews the study of open heavy-flavour and quarkonium production in high-energy hadronic collisions, as tools to investigate fundamental aspects of Quantum Chromodynam…
Monte-Carlo approach to particle-field interactions and the kinetics of the chiral phase transition
Carsten Greiner, Christian Wesp, Hendrik van Hees +1
The kinetics of the chiral phase transition is studied within a linear quark-meson- model, using a Monte-Carlo approach to semiclassical particle-field dynamics. The meson field…
Dilepton production and reaction dynamics in heavy-ion collisions at SIS energies from coarse-grained transport simulations
Stephan Endres, Hendrik van Hees, Janus Weil +1
Dilepton invariant-mass spectra for heavy-ion collisions at SIS 18 and BEVALAC energies are calculated using a coarse-grained time evolution from the Ultra-relativistic Quantum Mol…
Dilepton Production in Transport-based Approaches
Janus Weil, Stephan Endres, Hendrik van Hees +2
We investigate dilepton production in transport-based approaches and show that the baryon couplings of the meson represent the most important ingredient for understanding the m…
In-medium Spectral Functions in a Coarse-Graining Approach
Stephan Endres, Hendrik van Hees, Janus Weil +1
We use a coarse-graining approach to extract local thermodynamic properties from simulations with a microscopic transport model by averaging over a large ensemble of events. Settin…
A coarse-graining approach for dilepton production at SPS energies
Stephan Endres, Hendrik van Hees, Janus Weil +1
Coarse-grained output from transport calculations is used to determine thermal dilepton emission rates by applying medium-modified spectral functions from thermal quantum field the…
Thermal Dileptons as Fireball Thermometer and Chronometer
Ralf Rapp, Hendrik van Hees
Thermal dilepton radiation from the hot fireballs created in high-energy heavy-ion collisions provides unique insights into the properties of the produced medium. We first show how…
A Monte Carlo framework for noncontinuous interactions between particles and classical fields
Christian Wesp, Hendrik van Hees, Alex Meistrenko +1
Particles and fields are standard components in numerical simulations like transport simulations in nuclear physics and have very well understood dynamics. Still, a common problem…