A strangely light neutron star within a supernova remnant
V Doroshenko, V Suleimanov, G Pühlhofer… - Nature …, 2022 - nature.com
To constrain the equation of state of cold dense matter, astrophysical measurements are
essential. These are mostly based on observations of neutron stars in the X-ray band, and …
essential. These are mostly based on observations of neutron stars in the X-ray band, and …
Multimessenger constraints for ultradense matter
Recent rapid progress in neutron-star (NS) observations offers great potential to constrain
the properties of strongly interacting matter under the most extreme conditions. In order to …
the properties of strongly interacting matter under the most extreme conditions. In order to …
Constraining neutron-star matter with microscopic and macroscopic collisions
S Huth, PTH Pang, I Tews, T Dietrich, A Le Fèvre… - Nature, 2022 - nature.com
Interpreting high-energy, astrophysical phenomena, such as supernova explosions or
neutron-star collisions, requires a robust understanding of matter at supranuclear densities …
neutron-star collisions, requires a robust understanding of matter at supranuclear densities …
The radius of PSR J0740+ 6620 from NICER with NICER background estimates
T Salmi, S Vinciguerra, D Choudhury… - The Astrophysical …, 2022 - iopscience.iop.org
We report a revised analysis for the radius, mass, and hot surface regions of the massive
millisecond pulsar PSR J0740+ 6620, studied previously with joint fits to NICER and XMM …
millisecond pulsar PSR J0740+ 6620, studied previously with joint fits to NICER and XMM …
Inference of the sound speed and related properties of neutron stars
L Brandes, W Weise, N Kaiser - Physical Review D, 2023 - APS
Information on the phase structure of strongly interacting matter at high baryon densities can
be gained from observations of neutron stars and their detailed analysis. In the present work …
be gained from observations of neutron stars and their detailed analysis. In the present work …
Detailed examination of astrophysical constraints on the symmetry energy and the neutron skin of with minimal modeling assumptions
The symmetry energy and its density dependence are pivotal for many nuclear physics and
astrophysics applications, as they determine properties ranging from the neutron-skin …
astrophysics applications, as they determine properties ranging from the neutron-skin …
Evidence against a strong first-order phase transition in neutron star cores: Impact of new data
L Brandes, W Weise, N Kaiser - Physical Review D, 2023 - APS
With the aim of exploring the evidence for or against phase transitions in cold and dense
baryonic matter, the inference of the sound speed and equation of state for dense matter in …
baryonic matter, the inference of the sound speed and equation of state for dense matter in …
Plausible presence of new state in neutron stars with masses above 0.98 MTOV
MZ Han, YJ Huang, SP Tang, YZ Fan - Science Bulletin, 2023 - Elsevier
We investigate the neutron star (NS) equation of state (EOS) by incorporating multi-
messenger data of GW170817, PSR J0030+ 0451, PSR J0740+ 6620, and state-of-the-art …
messenger data of GW170817, PSR J0030+ 0451, PSR J0740+ 6620, and state-of-the-art …
Phase transition phenomenology with nonparametric representations of the neutron star equation of state
Astrophysical observations of neutron stars probe the structure of dense nuclear matter and
have the potential to reveal phase transitions at high densities. Most recent analyses are …
have the potential to reveal phase transitions at high densities. Most recent analyses are …
A massive helium star with a sufficiently strong magnetic field to form a magnetar
T Shenar, GA Wade, P Marchant, S Bagnulo… - Science, 2023 - science.org
Magnetars are highly magnetized neutron stars, the formation mechanism of which is
unknown. Hot helium-rich stars with spectra dominated by emission lines are known as Wolf …
unknown. Hot helium-rich stars with spectra dominated by emission lines are known as Wolf …