Kilonovae

BD Metzger - Living Reviews in Relativity, 2020 - Springer
The coalescence of double neutron star (NS–NS) and black hole (BH)–NS binaries are
prime sources of gravitational waves (GW) for Advanced LIGO/Virgo and future ground …

First multimessenger observations of a neutron star merger

R Margutti, R Chornock - Annual Review of Astronomy and …, 2021 - annualreviews.org
We describe the first observations of the same celestial object with gravitational waves and
light.▪ GW170817 was the first detection of a neutron star merger with gravitational waves.▪ …

A kilonova following a long-duration gamma-ray burst at 350 Mpc

JC Rastinejad, BP Gompertz, AJ Levan, W Fong… - Nature, 2022 - nature.com
Gamma-ray bursts (GRBs) are divided into two populations,; long GRBs that derive from the
core collapse of massive stars (for example, ref.) and short GRBs that form in the merger of …

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 …

Binary neutron star mergers: mass ejection, electromagnetic counterparts, and nucleosynthesis

D Radice, A Perego, K Hotokezaka… - The Astrophysical …, 2018 - iopscience.iop.org
We present a systematic numerical relativity study of the mass ejection and the associated
electromagnetic transients and nucleosynthesis from binary neutron star (NS) mergers. We …

The combined ultraviolet, optical, and near-infrared light curves of the kilonova associated with the binary neutron star merger GW170817: unified data set, analytic …

VA Villar, J Guillochon, E Berger… - The Astrophysical …, 2017 - iopscience.iop.org
We present the first effort to aggregate, homogenize, and uniformly model the combined
ultraviolet, optical, and near-infrared data set for the electromagnetic counterpart of the …

Kilonova from post-merger ejecta as an optical and near-Infrared counterpart of GW170817

M Tanaka, Y Utsumi, PA Mazzali… - Publications of the …, 2017 - academic.oup.com
Recent detection of gravitational waves from a neutron star (NS) merger event GW170817
and identification of an electromagnetic counterpart provide a unique opportunity to study …

Systematic opacity calculations for kilonovae

M Tanaka, D Kato, G Gaigalas… - Monthly Notices of the …, 2020 - academic.oup.com
Coalescence of neutron stars (NSs) gives rise to kilonova, thermal emission powered by
radioactive decays of freshly synthesized r-process nuclei. Although observational …

Lanthanide features in near-infrared spectra of kilonovae

N Domoto, M Tanaka, D Kato… - The Astrophysical …, 2022 - iopscience.iop.org
The observations of GW170817/AT2017gfo have provided us with evidence that binary
neutron star mergers are sites of r-process nucleosynthesis. However, the observed …

The critical role of nuclear heating rates, thermalization efficiencies, and opacities for kilonova modelling and parameter inference

M Bulla - Monthly Notices of the Royal Astronomical Society, 2023 - academic.oup.com
We present an improved version of the 3D Monte Carlo radiative transfer code possis to
model kilonovae from neutron star mergers, wherein nuclear heating rates, thermalization …