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 …

GWTC-3: Compact binary coalescences observed by LIGO and Virgo during the second part of the third observing run

R Abbott, TD Abbott, F Acernese, K Ackley, C Adams… - Physical Review X, 2023‏ - APS
The third Gravitational-Wave Transient Catalog (GWTC-3) describes signals detected with
Advanced LIGO and Advanced Virgo up to the end of their third observing run. Updating the …

The NANOGrav 15 yr data set: Bayesian limits on gravitational waves from individual supermassive black hole binaries

G Agazie, A Anumarlapudi, AM Archibald… - The Astrophysical …, 2023‏ - iopscience.iop.org
Evidence for a low-frequency stochastic gravitational-wave background has recently been
reported based on analyses of pulsar timing array data. The most likely source of such a …

LISA definition study report

M Colpi, K Danzmann, M Hewitson… - arxiv preprint arxiv …, 2024‏ - arxiv.org
The Laser Interferometer Space Antenna (LISA) is the first scientific endeavour to detect and
study gravitational waves from space. LISA will survey the sky for Gravitational Waves in the …

[HTML][HTML] On networks of space-based gravitational-wave detectors

RG Cai, ZK Guo, B Hu, C Liu, Y Lu, WT Ni… - Fundamental …, 2024‏ - Elsevier
The space-based laser interferometers, LISA, Taiji and TianQin, are targeting to observe
milliHz gravitational waves (GWs) in the 2030s. The joint observations from multiple space …

Evidence of large recoil velocity from a black hole merger signal

V Varma, S Biscoveanu, T Islam, FH Shaik, CJ Haster… - Physical Review Letters, 2022‏ - APS
The final black hole left behind after a binary black hole merger can attain a recoil velocity,
or a “kick,” reaching values up to 5000 km/s. This phenomenon has important implications …

Disappearing thermal X-ray emission as a tell-tale signature of merging massive black hole binaries

LM Krauth, J Davelaar, Z Haiman… - Monthly Notices of …, 2023‏ - academic.oup.com
ABSTRACT The upcoming Laser Interferometer Space Antenna (LISA) is expected to detect
gravitational waves (GWs) from massive black hole binaries (MBHB). Finding the …

A close quasar pair in a disk–disk galaxy merger at z = 2.17

YC Chen, X Liu, A Foord, Y Shen, M Oguri, N Chen… - Nature, 2023‏ - nature.com
Galaxy mergers produce pairs of supermassive black holes (SMBHs), which may be
witnessed as dual quasars if both SMBHs are rapidly accreting. The kiloparsec (kpc)-scale …

Measuring the propagation speed of gravitational waves with LISA

T Baker, G Calcagni, A Chen, M Fasiello… - … of Cosmology and …, 2022‏ - iopscience.iop.org
The propagation speed of gravitational waves, c T, has been tightly constrained by the
binary neutron star merger GW170817 and its electromagnetic counterpart, under the …