Merger and mass ejection of neutron star binaries

M Shibata, K Hotokezaka - Annual Review of Nuclear and …, 2019 - annualreviews.org
Mergers of binary neutron stars and black hole–neutron star binaries are among the most
promising sources for ground-based gravitational-wave (GW) detectors and are also high …

The supernova–gamma-ray burst connection

SE Woosley, JS Bloom - Annu. Rev. Astron. Astrophys., 2006 - annualreviews.org
Observations show that at least some gamma-ray bursts (GRBs) happen simultaneously
with core-collapse supernovae (SNe), thus linking by a common thread nature's two …

GW170817, general relativistic magnetohydrodynamic simulations, and the neutron star maximum mass

M Ruiz, SL Shapiro, A Tsokaros - Physical Review D, 2018 - APS
Recent numerical simulations in general relativistic magnetohydrodynamics (GRMHD)
provide useful constraints for the interpretation of the GW170817 discovery. Combining the …

First-order general-relativistic viscous fluid dynamics

FS Bemfica, MM Disconzi, J Noronha - Physical Review X, 2022 - APS
We present the first generalization of Navier-Stokes theory to relativity that satisfies all of the
following properties:(a) the system coupled to Einstein's equations is causal and strongly …

Causality and existence of solutions of relativistic viscous fluid dynamics with gravity

FS Bemfica, MM Disconzi, J Noronha - Physical Review D, 2018 - APS
A new approach is described to help improve the foundations of relativistic viscous fluid
dynamics and its coupling to general relativity. Focusing on neutral conformal fluids …

Elliptic and Triangular Flow in Event-by-Event Viscous Hydrodynamics

B Schenke, S Jeon, C Gale - Physical review letters, 2011 - APS
We present results for the elliptic and triangular flow coefficients v 2 and v 3 in Au+ Au
collisions at s= 200 A GeV using event-by-event D= 3+ 1 viscous hydrodynamic simulations …

Binary neutron star merger simulations with neutrino transport and turbulent viscosity: impact of different schemes and grid resolution

F Zappa, S Bernuzzi, D Radice… - Monthly Notices of the …, 2023 - academic.oup.com
We present a systematic numerical relativity study of the impact of different physics input and
grid resolution in binary neutron star mergers. We compare simulations employing a …

Remnant massive neutron stars of binary neutron star mergers:<? format?> Evolution process and gravitational waveform

K Hotokezaka, K Kiuchi, K Kyutoku, T Muranushi… - Physical Review D …, 2013 - APS
Massive (hypermassive and supramassive) neutron stars are likely to be often formed after
the merger of binary neutron stars. We explore the evolution process of the remnant massive …

Viscous dissipation and heat conduction in binary neutron-star mergers

MG Alford, L Bovard, M Hanauske, L Rezzolla… - Physical Review Letters, 2018 - APS
Inferring the properties of dense matter is one of the most exciting prospects from the
measurement of gravitational waves from neutron star mergers. However, it requires reliable …

A general-relativistic determination of the threshold mass to prompt collapse in binary neutron star mergers

S Köppel, L Bovard, L Rezzolla - The Astrophysical Journal …, 2019 - iopscience.iop.org
We study the lifetimes of the remnant produced by the merger of two neutron stars and revisit
the determination of the threshold mass to prompt collapse, M th. Using a fully general …