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 …

Circumbinary accretion: From binary stars to massive binary black holes

D Lai, DJ Muñoz - Annual Review of Astronomy and …, 2023 - annualreviews.org
We review recent works on the dynamics of circumbinary accretion, including time variability,
angular momentum transfer between the disk and the binary, and the secular evolution of …

[HTML][HTML] The NANOGrav 15 yr data set: Constraints on supermassive black hole binaries from the gravitational-wave background

G Agazie, A Anumarlapudi, AM Archibald… - The Astrophysical …, 2023 - iopscience.iop.org
The NANOGrav 15 yr data set shows evidence for the presence of a low-frequency
gravitational-wave background (GWB). While many physical processes can source such low …

Gravitational waves from supermassive black hole binaries in light of the NANOGrav 15-year data

J Ellis, M Fairbairn, G Hütsi, J Raidal, J Urrutia… - Physical Review D, 2024 - APS
The NANOGrav and other pulsar timing arrays (PTAs) have recently announced evidence
for nHz gravitational waves (GWs) that may originate from supermassive black hole (SMBH) …

Orbital evolution of binaries in circumbinary discs

M Siwek, R Weinberger… - Monthly Notices of the …, 2023 - academic.oup.com
We present the to-date largest parameter space exploration of binaries in circumbinary discs
(CBDs), deriving orbital evolution prescriptions for eccentric, unequal mass binaries from our …

Distinguishing environmental effects on binary black hole gravitational waveforms

PS Cole, G Bertone, A Coogan, D Gaggero… - Nature …, 2023 - nature.com
Future gravitational wave interferometers such as the Laser Interferometer Space Antenna,
Taiji, DECi-hertz Interferometer Gravitational wave Observatory and TianQin will enable …

Black hole binary formation in AGN discs: from isolation to merger

C Rowan, T Boekholt, B Kocsis… - Monthly Notices of the …, 2023 - academic.oup.com
Motivated by the increasing number of detections of merging black holes by LIGO-VIRGO-
KAGRA, black hole (BH) binary mergers in the discs of active galactic nuclei (AGNs) is …

Luminous fast blue optical transients and type Ibn/Icn SNe from Wolf-Rayet/Black hole mergers

BD Metzger - The Astrophysical Journal, 2022 - iopscience.iop.org
Progenitor models for the" luminous" subclass of Fast Blue Optical Transients (LFBOTs;
prototype: AT2018cow) are challenged to simultaneously explain all of their observed …

Dynamical friction in gravitational atoms

GM Tomaselli, TFM Spieksma… - Journal of Cosmology …, 2023 - iopscience.iop.org
Due to superradiant instabilities, clouds of ultralight bosons can spontaneously grow around
rotating black holes, creating so-called" gravitational atoms". In this work, we study their …

STARFORGE: Towards a comprehensive numerical model of star cluster formation and feedback

MY Grudić, D Guszejnov, PF Hopkins… - Monthly Notices of …, 2021 - academic.oup.com
ABSTRACT We present STARFORGE (STAR FORmation in Gaseous Environments): a new
numerical framework for 3D radiation magnetohydrodynamic (MHD) simulations of star …