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 …

Blind source separation in 3rd generation gravitational-wave detectors

F Badaracco, B Banerjee, M Branchesi… - New Astronomy …, 2024 - Elsevier
Third generation and future upgrades of current gravitational-wave detectors will present
exquisite sensitivities which will allow to detect a plethora of gravitational wave signals …

Data quality up to the third observing run of advanced LIGO: Gravity Spy glitch classifications

J Glanzer, S Banagiri, SB Coughlin… - … and Quantum Gravity, 2023 - iopscience.iop.org
Understanding the noise in gravitational-wave detectors is central to detecting and
interpreting gravitational-wave signals. Glitches are transient, non-Gaussian noise features …

Evidence for eccentricity in the population of binary black holes observed by LIGO-Virgo-KAGRA

N Gupte, A Ramos-Buades, A Buonanno, J Gair… - arxiv preprint arxiv …, 2024 - arxiv.org
Binary black holes (BBHs) in eccentric orbits produce distinct modulations the emitted
gravitational waves (GWs). The measurement of orbital eccentricity can provide robust …

GW190521: Tracing imprints of spin-precession on the most massive black hole binary

SJ Miller, M Isi, K Chatziioannou, V Varma, I Mandel - Physical Review D, 2024 - APS
GW190521 is a remarkable gravitational-wave signal on multiple fronts: its source is the
most massive black hole binary identified to date and could have spins misaligned with its …

LIGO Detector Characterization in the first half of the fourth Observing run

S Soni, BK Berger, D Davis, FD Renzo, A Effler… - arxiv preprint arxiv …, 2024 - arxiv.org
Progress in gravitational-wave astronomy depends upon having sensitive detectors with
good data quality. Since the end of the LIGO-Virgo-KAGRA third Observing run in March …

Which Black Hole Is Spinning? Probing the Origin of Black Hole Spin with Gravitational Waves

C Adamcewicz, S Galaudage, PD Lasky… - The Astrophysical …, 2024 - iopscience.iop.org
Theoretical studies of angular momentum transport suggest that isolated stellar-mass black
holes are born with negligible dimensionless spin magnitudes χ≲ 0.01. However, recent …

Constraining gravitational wave amplitude birefringence with GWTC-3

TCK Ng, M Isi, KWK Wong, WM Farr - Physical Review D, 2023 - APS
The propagation of gravitational waves can reveal fundamental features of the structure of
spacetime. For instance, differences in the propagation of gravitational-wave polarizations …

On the Likely Dynamical Origin of GW191109 and Binary Black Hole Mergers with Negative Effective Spin

RC Zhang, G Fragione, C Kimball… - The Astrophysical …, 2023 - iopscience.iop.org
With the growing number of binary black hole (BBH) mergers detected by
LIGO/Virgo/KAGRA, several systems have become difficult to explain via isolated binary …

Analysis of GWTC-3 with fully precessing numerical relativity surrogate models

T Islam, A Vajpeyi, FH Shaik, CJ Haster… - arxiv preprint arxiv …, 2023 - arxiv.org
The third Gravitational-Wave Transient Catalog (GWTC-3) contains 90 binary coalescence
candidates detected by the LIGO-Virgo-KAGRA Collaboration (LVK). We provide a re …