1.7k citations · 8.8k across the 147 of their papers we have counts for
147 papers
Mass and tidal parameter extraction from gravitational waves of binary neutron stars mergers using deep learning
Shriya Soma, Horst Stöcker, Kai Zhou
Gravitational Waves (GWs) from coalescing binaries carry crucial information about their component sources, like mass, spin and tidal effects. This implies that the analysis of GW…
On the cosmological constant in the deformed Einstein-Cartan gauge gravity in De Donder-Weyl Hamiltonian formulation
D. Vasak, J. Kirsch, J. Struckmeier +1
A modification of the Einstein-Hilbert theory, the Covariant Canonical Gauge Gravity (CCGG), leads to a cosmological constant that represents the energy of the space-time continuum…
Neural network reconstruction of the dense matter equation of state from neutron star observables
Shriya Soma, Lingxiao Wang, Shuzhe Shi +2
The Equation of State (EoS) of strongly interacting cold and hot ultra-dense QCD matter remains a major challenge in the field of nuclear astrophysics. With the advancements in mea…
Shared Data and Algorithms for Deep Learning in Fundamental Physics
Lisa Benato, Erik Buhmann, Martin Erdmann +10
We introduce a Python package that provides simply and unified access to a collection of datasets from fundamental physics research - including particle physics, astroparticle phys…
Pauli-type coupling between spinors and curved spacetime
J. Struckmeier, D. Vasak, A. Redelbach +1
We investigate Pauli-type interactions generated by minimal coupling of a specified covariantly regular representative of the Dirac Lagrangian. A derivative-quadratic term proporti…
On the cosmological constant in the deformed Einstein-Cartan gauge gravity in De Donder-Weyl Hamiltonian formulation
D. Vasak, J. Kirsch, J. Struckmeier +1
A modification of the Einstein-Hilbert theory, the Covariant Canonical Gauge Gravity (CCGG), leads to a cosmological constant that represents the energy of the space-time continuum…
The equilibrium and dynamical cumulants of QCD chiral order parameter with parametric Landau free energy
Lijia Jiang, Horst Stoecker, Jun-Hui Zheng
By linearly parameterizing the QCD Landau free energy near the critical point in the baryon chemical potential and temperature plane, we study the fluctuations of the QCD chiral or…
Enhancement of elliptic flow can signal a first order phase transition in high energy heavy ion collisions
Yasushi Nara, Harri Niemi, Akira Ohnishi +3
The beam energy dependence of the elliptic flow,, is studied in mid-central Au+Au collisions in the energy range of GeV within the microscopic tr…
Influence of the hadronic phase on observables in ultrarelativistic heavy ion collisions
J. Steinheimer, J. Aichelin, M. Bleicher +1
The hadronic phase in ultrarelativistic nuclear collisions has a large influence on final state observables like multiplicity, flow and spectra, as studied in the UrQMD appro…
An equation-of-state-meter of QCD transition from deep learning
Long-Gang Pang, Kai Zhou, Nan Su +3
Supervised learning with a deep convolutional neural network is used to identify the QCD equation of state (EoS) employed in relativistic hydrodynamic simulations of heavy-ion coll…
Rotational properties of hypermassive neutron stars from binary mergers
Matthias Hanauske, Kentaro Takami, Luke Bovard +4
Determining the differential-rotation law of compact stellar objects produced in binary neutron stars mergers or core-collapse supernovae is an old problem in relativistic astrophy…
Excluded-volume effects for a hadron gas in Yang-Mills theory
Paolo Alba, Wanda Maria Alberico, Alessandro Nada +2
When the multiplicities of particles produced in heavy-ion collisions are fitted to the hadron-resonance-gas model, excluded-volume effects play a significant role. In this work, w…
polarization in peripheral collisions at moderate relativistic energies
Y. L. Xie, M. Bleicher, H. Stöcker +2
The polarization of hyperons from relativistic flow vorticity is studied in peripheral heavy ion reactions at FAIR and NICA energies, just above the threshold of the transition…
Covariant Hamiltonian representation of Noether's theorem and its application to SU(N) gauge theories
Jürgen Struckmeier, Horst Stöcker, David Vasak
We present the covariant Hamiltonian representation of Noether's theorem and its application to Yang-Mills gauge theory. As the starting point, we re-formulate our previous present…
Examination of directed flow as a signature of the softest point of the equation of state in QCD matter
Yasushi Nara, Harri Niemi, Akira Ohnishi +1
We analyze the directed flow of protons and pions in high-energy heavy-ion collisions in the incident energy range from to 27 GeV within a mi…
Entropy production in chemically non-equilibrium quark-gluon plasma created in central Pb+Pb collisions at LHC energies
V. Vovchenko, M. I. Gorenstein, L. M. Satarov +4
We study the possibility that partonic matter produced at early stage of ultrarelativistic heavy-ion collisions is out of chemical equilibrium. It is assumed that initially this ma…
Collective Flow Global Collective Flow in Heavy Ion Reactions from the Beginnings to the Future
L. P. Csernai, H. Stoecker
Fluid dynamical models preceded the first heavy ion accelerator experiments, and led to the main trend of this research since then. In recent years fluid dynamical processes became…
Strangeness in Quark Matter 2013: Opening Talk
J. Steinheimer, T. Lang, H. van Hees +5
We discuss several new developments in the field of strange and heavy flavor physics in high energy heavy ion collisions. As shown by many recent theoretical works, heavy flavored…
Directed flow, a signal for the phase transition in Relativistic Nuclear Collisions?
J. Steinheimer, J. Auvinen, H. Petersen +2
The sign change of the slope of the directed flow of baryons has been predicted as a signal for a first order phase transition within fluid dynamical calculations. Recently, the di…
Chiral Hadronic Mean Field Model including Quark Degrees of Freedom
P. Rau, J. Steinheimer, S. Schramm +1
In an approach inspired by Polyakov loop extended NJL models, we present a nonlinear hadronic SU(3) sigma-omega mean field model augmented by quark degrees of freedom. By introduci…
Resonance States in an Effective Chiral Hadronic Model
P. Rau, J. Steinheimer, S. Schramm +1
With an effective chiral flavour SU(3) model we show the effect of hadronic resonances on the QCD phase diagram. We state that varying the resonance couplings to the scalar and vec…
Baryon Resonances in a Chiral Hadronic Model for the QCD Equation of State
Philip Rau, Jan Steinheimer, Stefan Schramm +1
In this paper we study the influence of hadronic resonances on the phase diagram calculated with an effective chiral flavour SU(3) model. We show that varying the couplings of the…
Fluid Dynamical Prediction of Changed v1-flow at LHC
L. P. Csernai, V. K. Magas, H. Stöcker +1
Substantial collective flow is observed in collisions between Lead nuclei at LHC as evidenced by the azimuthal correlations in the transverse momentum distributions of the produced…
Production of light nuclei, hypernuclei and their antiparticles in relativistic nuclear collisions
A. Andronic, P. Braun-Munzinger, J. Stachel +1
We present, using the statistical model, an analysis of the production of light nuclei, hypernuclei and their antiparticles in central collisions of heavy nuclei. Based on these st…