Uncertainty quantification in the machine-learning inference from neutron star probability distribution to the equation of state
We discuss the machine-learning inference and uncertainty quantification for the equation of
state (EOS) of the neutron star matter directly using the NS probability distribution from the …
state (EOS) of the neutron star matter directly using the NS probability distribution from the …
Pressure and speed of sound in two-flavor color-superconducting quark matter at next-to-leading order
A Geißel, T Gorda, J Braun - Physical Review D, 2024 - APS
Deconfined quark matter at asymptotically high densities is weakly coupled, due to the
asymptotic freedom of quantum chromodynamics. In this weak-coupling regime, bulk …
asymptotic freedom of quantum chromodynamics. In this weak-coupling regime, bulk …
Perturbative QCD meets phase quenching: The pressure of cold Quark Matter
Nonperturbative inequalities constrain the thermodynamic pressure of quantum
chromodynamics (QCD) with its phase-quenched version, a sign-problem-free theory …
chromodynamics (QCD) with its phase-quenched version, a sign-problem-free theory …
Nontrivial features in the speed of sound inside neutron stars
Measurements of neutron star masses, radii, and tidal deformability have direct connections
to nuclear physics via the equation of state (EoS), which for the cold, catalyzed matter in …
to nuclear physics via the equation of state (EoS), which for the cold, catalyzed matter in …
Constraints on Phase Transitions in Neutron Star Matter
L Brandes, W Weise - Symmetry, 2024 - mdpi.com
Recent inference results of the sound velocity in the cores of neutron stars are summarized.
Implications for the equation of state and the phase structure of highly compressed baryonic …
Implications for the equation of state and the phase structure of highly compressed baryonic …
Neutron stars and the dense matter equation of state: from microscopic theory to macroscopic observations
The past years have witnessed tremendous progress in understanding the properties of
neutron stars and of the dense matter in their cores, made possible by electromagnetic …
neutron stars and of the dense matter in their cores, made possible by electromagnetic …
First-order phase transitions in the cores of neutron stars
O Komoltsev - Physical Review D, 2024 - APS
I explore various scenarios for the phase transition within neutron-star matter. I do so by
generating large model-agnostic ensemble using Gaussian processes, both with and …
generating large model-agnostic ensemble using Gaussian processes, both with and …
The intrabinary shock and companion star of redback pulsar j2215+ 5135
AG Sullivan, RW Romani - The Astrophysical Journal, 2024 - iopscience.iop.org
Abstract PSR J2215+ 5135 (J2215) is a" redback" spider pulsar, where the intrabinary shock
(IBS) wraps around the pulsar rather than the stellar-mass companion. Spider orbital light …
(IBS) wraps around the pulsar rather than the stellar-mass companion. Spider orbital light …
How the QCD trace anomaly behaves at the core of twin stars?
JC Jiménez, L Lazzari, VP Gonçalves - Physical Review D, 2024 - APS
We investigate the behavior of the dense and cold (normalized) quantum chromodynamics
(QCD) trace anomaly, Δ, in the interior of twin neutron stars (obtained from several sets of …
(QCD) trace anomaly, Δ, in the interior of twin neutron stars (obtained from several sets of …
Particle-theory input for neutron-star physics
A Vuorinen - arXiv preprint arXiv:2405.01141, 2024 - arxiv.org
Understanding the properties and physical phase of the dense strongly interacting matter
present in the cores of neutron stars or created in their binary mergers remains one of the …
present in the cores of neutron stars or created in their binary mergers remains one of the …