Astrophysics with the laser interferometer space antenna

P Amaro-Seoane, J Andrews, M Arca Sedda… - Living Reviews in …, 2023 - Springer
Abstract The Laser Interferometer Space Antenna (LISA) will be a transformative experiment
for gravitational wave astronomy, and, as such, it will offer unique opportunities to address …

Colloquium: Machine learning in nuclear physics

A Boehnlein, M Diefenthaler, N Sato, M Schram… - Reviews of modern …, 2022 - APS
Advances in machine learning methods provide tools that have broad applicability in
scientific research. These techniques are being applied across the diversity of nuclear …

The radius of PSR J0740+ 6620 from NICER and XMM-Newton data

MC Miller, FK Lamb, AJ Dittmann… - The Astrophysical …, 2021 - iopscience.iop.org
PSR J0740+ 6620 has a gravitational mass of 2.08±0.07 M⊙, which is the highest reliably
determined mass of any neutron star. As a result, a measurement of its radius will provide …

A NICER view of the massive pulsar PSR J0740+ 6620 informed by radio timing and XMM-Newton spectroscopy

TE Riley, AL Watts, PS Ray, S Bogdanov… - The Astrophysical …, 2021 - iopscience.iop.org
We report on Bayesian estimation of the radius, mass, and hot surface regions of the
massive millisecond pulsar PSR J0740+ 6620, conditional on pulse-profile modeling of …

Refined mass and geometric measurements of the high-mass PSR J0740+ 6620

E Fonseca, HT Cromartie, TT Pennucci… - The Astrophysical …, 2021 - iopscience.iop.org
We report results from continued timing observations of PSR J0740+ 6620, a high-mass, 2.8
ms radio pulsar in orbit with a likely ultracool white dwarf companion. Our data set consists …

Constraints on the dense matter equation of state and neutron star properties from NICER's mass–radius estimate of PSR J0740+ 6620 and multimessenger …

G Raaijmakers, SK Greif, K Hebeler… - The Astrophysical …, 2021 - iopscience.iop.org
In recent years our understanding of the dense matter equation of state (EOS) of neutron
stars has significantly improved by analyzing multimessenger data from radio/X-ray pulsars …

A horizon study for cosmic explorer: science, observatories, and community

M Evans, RX Adhikari, C Afle, SW Ballmer… - arXiv preprint arXiv …, 2021 - arxiv.org
This Horizon Study describes a next-generation ground-based gravitational-wave
observatory: Cosmic Explorer. With ten times the sensitivity of Advanced LIGO, Cosmic …

Strongly interacting matter exhibits deconfined behavior in massive neutron stars

E Annala, T Gorda, J Hirvonen, O Komoltsev… - Nature …, 2023 - nature.com
Neutron-star cores contain matter at the highest densities in our Universe. This highly
compressed matter may undergo a phase transition where nuclear matter melts into …

Multimessenger constraints on the neutron-star equation of state and the Hubble constant

T Dietrich, MW Coughlin, PTH Pang, M Bulla, J Heinzel… - Science, 2020 - science.org
Observations of neutron-star mergers with distinct messengers, including gravitational
waves and electromagnetic signals, can be used to study the behavior of matter denser than …

Impact of the PSR radius constraint on the properties of high-density matter

I Legred, K Chatziioannou, R Essick, S Han, P Landry - Physical Review D, 2021 - APS
X-ray pulse profile modeling of PSR J 0740+ 6620, the most massive known pulsar, with
data from the NICER and XMM-Newton observatories recently led to a measurement of its …