papers

Publications (55)

astro-ph.HE2023

A Joint Fermi-GBM and Swift-BAT Analysis of Gravitational-Wave Candidates from the Third Gravitational-wave Observing Run

C. Fletcher, J. Wood, R. Hamburg +1696

We present Fermi Gamma-ray Burst Monitor (Fermi-GBM) and Swift Burst Alert Telescope (Swift-BAT) searches for gamma-ray/X-ray counterparts to gravitational wave (GW) candidate even…

astro-ph.HE2025

Search for continuous gravitational waves from known pulsars in the first part of the fourth LIGO-Virgo-KAGRA observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1816

Continuous gravitational waves (CWs) emission from neutron stars carries information about their internal structure and equation of state, and it can provide tests of General Relat…

gr-qc2022

Narrowband searches for continuous and long-duration transient gravitational waves from known pulsars in the LIGO-Virgo third observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1658

Isolated neutron stars that are asymmetric with respect to their spin axis are possible sources of detectable continuous gravitational waves. This paper presents a fully-coherent s…

astro-ph.HE2025

Swift-BAT GUANO follow-up of gravitational-wave triggers in the third LIGO-Virgo-KAGRA observing run

Gayathri Raman, Samuele Ronchini, James Delaunay +1819

We present results from a search for X-ray/gamma-ray counterparts of gravitational-wave (GW) candidates from the third observing run (O3) of the LIGO-Virgo-KAGRA (LVK) network usin…

astro-ph.HE2023

Model-based cross-correlation search for gravitational waves from the low-mass X-ray binary Scorpius X-1 in LIGO O3 data

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1692

We present the results of a model-based search for continuous gravitational waves from the low-mass X-ray binary Scorpius X-1 using LIGO detector data from the third observing run…

astro-ph.HE2025

The population of merging compact binaries inferred using gravitational waves through GWTC-3

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1634

We report on the population properties of compact binary mergers inferred from gravitational-wave observations of these systems during the first three LIGO-Virgo observing runs. Th…

astro-ph.HE2022

Search for gravitational-wave transients associated with magnetar bursts in Advanced LIGO and Advanced Virgo data from the third observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1667

Gravitational waves are expected to be produced from neutron star oscillations associated with magnetar giant flares and short bursts. We present the results of a search for short-…

astro-ph.HE2025

Search for gravitational waves emitted from SN 2023ixf

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1780

We present the results of a search for gravitational-wave transients associated with core-collapse supernova SN 2023ixf, which was observed in the galaxy Messier 101 via optical em…

gr-qc2023

Open data from the third observing run of LIGO, Virgo, KAGRA and GEO

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1741

The global network of gravitational-wave observatories now includes five detectors, namely LIGO Hanford, LIGO Livingston, Virgo, KAGRA, and GEO 600. These detectors collected data…

gr-qc2021

Search for lensing signatures in the gravitational-wave observations from the first half of LIGO-Virgo's third observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, R. Abbott +1378

We search for signatures of gravitational lensing in the gravitational-wave signals from compact binary coalescences detected by Advanced LIGO and Advanced Virgo during O3a, the fi…

astro-ph.CO2021

Constraints on the cosmic expansion history from GWTC-3

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1676

We use 47 gravitational-wave sources from the Third LIGO-Virgo-KAGRA Gravitational-Wave Transient Catalog (GWTC-3) to estimate the Hubble parameter , including its current va…

gr-qc2022

First joint observation by the underground gravitational-wave detector, KAGRA, with GEO600

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1669

We report the results of the first joint observation of the KAGRA detector with GEO600. KAGRA is a cryogenic and underground gravitational-wave detector consisting of a laser inter…

gr-qc2025

Tests of General Relativity with Binary Black Holes from the second LIGO-Virgo Gravitational-Wave Transient Catalog

The LIGO Scientific Collaboration, the Virgo Collaboration, R. Abbott +1344

Gravitational waves enable tests of general relativity in the highly dynamical and strong-field regime. Using events detected by LIGO-Virgo up to 1 October 2019, we evaluate the co…

astro-ph.CO2021

Search for subsolar-mass binaries in the first half of Advanced LIGO and Virgo's third observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1634

We report on a search for compact binary coalescences where at least one binary component has a mass between 0.2 and 1.0 in Advanced LIGO and Advanced Virgo dat…

gr-qc2022

Search for gravitational waves from Scorpius X-1 with a hidden Markov model in O3 LIGO data

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1669

Results are presented for a semi-coherent search for continuous gravitational waves from the low-mass X-ray binary Scorpius X-1, using a hidden Markov model (HMM) to allow for spin…

gr-qc2022

Search for anisotropic gravitational-wave backgrounds using data from Advanced LIGO and Advanced Virgo's first three observing runs

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1589

We report results from searches for anisotropic stochastic gravitational-wave backgrounds using data from the first three observing runs of the Advanced LIGO and Advanced Virgo det…

gr-qc2021

All-sky Search for Continuous Gravitational Waves from Isolated Neutron Stars in the Early O3 LIGO Data

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1587

We report on an all-sky search for continuous gravitational waves in the frequency band 20-2000\,Hz and with a frequency time derivative in the range of

astro-ph.HE2022

Searches for Gravitational Waves from Known Pulsars at Two Harmonics in the Second and Third LIGO-Virgo Observing Runs

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1694

We present a targeted search for continuous gravitational waves (GWs) from 236 pulsars using data from the third observing run of LIGO and Virgo (O3) combined with data from the se…

astro-ph.HE2023

Search for Eccentric Black Hole Coalescences during the Third Observing Run of LIGO and Virgo

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1772

Despite the growing number of confident binary black hole coalescences observed through gravitational waves so far, the astrophysical origin of these binaries remains uncertain. Or…

astro-ph.HE2025

A search using GEO600 for gravitational waves coincident with fast radio bursts from SGR 1935+2154

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1780

The magnetar SGR 1935+2154 is the only known Galactic source of fast radio bursts (FRBs). FRBs from SGR 1935+2154 were first detected by CHIME/FRB and STARE2 in 2020 April, after t…

astro-ph.CO2024

Ultralight vector dark matter search using data from the KAGRA O3GK run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1800

Among the various candidates for dark matter (DM), ultralight vector DM can be probed by laser interferometric gravitational wave detectors through the measurement of oscillating l…

gr-qc2025

Tests of General Relativity with GWTC-3

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1682

The ever-increasing number of detections of gravitational waves (GWs) from compact binaries by the Advanced LIGO and Advanced Virgo detectors allows us to perform ever-more sensiti…

astro-ph.HE2025

GW231123: a Binary Black Hole Merger with Total Mass 190-265

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1771

On 2023 November 23 the two LIGO observatories both detected GW231123, a gravitational-wave signal consistent with the merger of two black holes with masses $137^{+23}_{-18}\, M_\o…

gr-qc2026

All-sky, all-frequency directional search for persistent gravitational-waves from Advanced LIGO's and Advanced Virgo's first three observing runs

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1627

We present the first results from an all-sky all-frequency (ASAF) search for an anisotropic stochastic gravitational-wave background using the data from the first three observing r…

gr-qc2021

Upper Limits on the Isotropic Gravitational-Wave Background from Advanced LIGO's and Advanced Virgo's Third Observing Run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1587

We report results of a search for an isotropic gravitational-wave background (GWB) using data from Advanced LIGO's and Advanced Virgo's third observing run (O3) combined with upper…

astro-ph.HE2021

Observation of gravitational waves from two neutron star-black hole coalescences

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1599

We report the observation of gravitational waves from two compact binary coalescences in LIGO's and Virgo's third observing run with properties consistent with neutron star-black h…

astro-ph.HE2022

Search for continuous gravitational wave emission from the Milky Way center in O3 LIGO--Virgo data

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1667

We present a directed search for continuous gravitational wave (CW) signals emitted by spinning neutron stars located in the inner parsecs of the Galactic Center (GC). Compelling e…

astro-ph.HE2021

Search for Gravitational Waves Associated with Gamma-Ray Bursts Detected by Fermi and Swift During the LIGO-Virgo Run O3b

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1632

We search for gravitational-wave signals associated with gamma-ray bursts detected by the Fermi and Swift satellites during the second half of the third observing run of Advanced L…

gr-qc2021

GWTC-2: Compact Binary Coalescences Observed by LIGO and Virgo During the First Half of the Third Observing Run

R. Abbott, T. D. Abbott, S. Abraham +1349

We report on gravitational wave discoveries from compact binary coalescences detected by Advanced LIGO and Advanced Virgo in the first half of the third observing run (O3a) between…

astro-ph.HE2022

All-sky search for gravitational wave emission from scalar boson clouds around spinning black holes in LIGO O3 data

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1669

This paper describes the first all-sky search for long-duration, quasi-monochromatic gravitational-wave signals emitted by ultralight scalar boson clouds around spinning black hole…

gr-qc2022

All-sky search for continuous gravitational waves from isolated neutron stars using Advanced LIGO and Advanced Virgo O3 data

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1667

We present results of an all-sky search for continuous gravitational waves which can be produced by spinning neutron stars with an asymmetry around their rotation axis, using data…

astro-ph.HE2021

Diving below the spin-down limit: Constraints on gravitational waves from the energetic young pulsar PSR J0537-6910

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1589

We present a search for continuous gravitational-wave signals from the young, energetic X-ray pulsar PSR J0537-6910 using data from the second and third observing runs of LIGO and…

gr-qc2022

GWTC-2.1: Deep Extended Catalog of Compact Binary Coalescences Observed by LIGO and Virgo During the First Half of the Third Observing Run

The LIGO Scientific Collaboration, the Virgo Collaboration, R. Abbott +1429

The second Gravitational-Wave Transient Catalog reported on 39 compact binary coalescences observed by the Advanced LIGO and Advanced Virgo detectors between 1 April 2019 15:00 UTC…

astro-ph.HE2022

Search for Gravitational Waves Associated with Fast Radio Bursts Detected by CHIME/FRB During the LIGO--Virgo Observing Run O3a

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1654

We search for gravitational-wave transients associated with fast radio bursts (FRBs) detected by the Canadian Hydrogen Intensity Mapping Experiment Fast Radio Burst Project (CHIME/…

gr-qc2021

Constraints on cosmic strings using data from the third Advanced LIGO-Virgo observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1586

We search for gravitational-wave signals produced by cosmic strings in the Advanced LIGO and Virgo full O3 data set. Search results are presented for gravitational waves produced b…

astro-ph.CO2024

Constraints on dark photon dark matter using data from LIGO's and Virgo's third observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1627

We present a search for dark photon dark matter that could couple to gravitational-wave interferometers using data from Advanced LIGO and Virgo's third observing run. To perform th…

gr-qc2021

All-sky search for long-duration gravitational-wave bursts in the third Advanced LIGO and Advanced Virgo run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1627

After the detection of gravitational waves from compact binary coalescences, the search for transient gravitational-wave signals with less well-defined waveforms for which matched…

astro-ph.HE2022

Search for continuous gravitational waves from 20 accreting millisecond X-ray pulsars in O3 LIGO data

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1634

Results are presented of searches for continuous gravitational waves from 20 accreting millisecond X-ray pulsars with accurately measured spin frequencies and orbital parameters, u…

astro-ph.HE2022

Constraints from LIGO O3 data on gravitational-wave emission due to r-modes in the glitching pulsar PSR J0537-6910

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1595

We present a search for continuous gravitational-wave emission due to r-modes in the pulsar PSR J0537-6910 using data from the LIGO-Virgo Collaboration observing run O3. PSR J0537-…

gr-qc2021

All-sky search for short gravitational-wave bursts in the third Advanced LIGO and Advanced Virgo run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1630

This paper presents the results of a search for generic short-duration gravitational-wave transients in data from the third observing run of Advanced LIGO and Advanced Virgo. Trans…

astro-ph.IM2021

LIGO Detector Characterization in the Second and Third Observing Runs

D. Davis, J. S. Areeda, B. K. Berger +284

The characterization of the Advanced LIGO detectors in the second and third observing runs has increased the sensitivity of the instruments, allowing for a higher number of detecta…

gr-qc2021

All-sky search in early O3 LIGO data for continuous gravitational-wave signals from unknown neutron stars in binary systems

The LIGO Scientific Collaboration, the Virgo Collaboration, R. Abbott +1369

Rapidly spinning neutron stars are promising sources of persistent, continuous gravitational waves. Detecting such a signal would allow probing of the physical properties of matter…

astro-ph.HE2020

Properties and astrophysical implications of the 150 Msun binary black hole merger GW190521

The LIGO Scientific Collaboration, the Virgo Collaboration, R. Abbott +1254

The gravitational-wave signal GW190521 is consistent with a binary black hole merger source at redshift 0.8 with unusually high component masses, and $6…

gr-qc2026

GWTC-5.0: Tests of General Relativity

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1822

The signals from the LIGO-Virgo-KAGRA network of gravitational-wave (GW) detectors allow us to perform sensitive tests of general relativity (GR) in the dynamical and strong-field…

astro-ph.HE2020

Gravitational-wave constraints on the equatorial ellipticity of millisecond pulsars

The LIGO Scientific Collaboration, the Virgo Collaboration, R. Abbott +1333

We present a search for continuous gravitational waves from five radio pulsars, comprising three recycled pulsars (PSR J0437-4715, PSR J0711-6830, and PSR J0737-3039A) and two youn…

astro-ph.HE2024

Observation of Gravitational Waves from the Coalescence of a Compact Object and a Neutron Star

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1793

We report the observation of a coalescing compact binary with component masses and (all measurements quoted at the 90% credible le…

gr-qc2023

GWTC-3: Compact Binary Coalescences Observed by LIGO and Virgo During the Second Part of the Third Observing Run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1659

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 pr…

astro-ph.HE2021

Population Properties of Compact Objects from the Second LIGO-Virgo Gravitational-Wave Transient Catalog

The LIGO Scientific Collaboration, the Virgo Collaboration, R. Abbott +1338

We report on the population of the 47 compact binary mergers detected with a false-alarm rate 1/yr in the second LIGO--Virgo Gravitational-Wave Transient Catalog, GWTC-2. We observ…

gr-qc2023

Search for gravitational-lensing signatures in the full third observing run of the LIGO-Virgo network

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1692

Gravitational lensing by massive objects along the line of sight to the source causes distortions of gravitational wave-signals; such distortions may reveal information about funda…

astro-ph.HE2021

Searches for continuous gravitational waves from young supernova remnants in the early third observing run of Advanced LIGO and Virgo

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1588

We present results of three wide-band directed searches for continuous gravitational waves from 15 young supernova remnants in the first half of the third Advanced LIGO and Virgo o…

astro-ph.HE2026

Deep Search for Joint Sources of Gravitational Waves and High-Energy Neutrinos with IceCube During the Third Observing Run of LIGO and Virgo

The IceCube Collaboration, R. Abbasi, M. Ackermann +2209

The discovery of joint sources of high-energy neutrinos and gravitational waves has been a primary target for the LIGO, Virgo, KAGRA, and IceCube observatories. The joint detection…

gr-qc2020

GW190521: A Binary Black Hole Merger with a Total Mass of

The LIGO Scientific Collaboration, the Virgo Collaboration, R. Abbott +1253

On May 21, 2019 at 03:02:29 UTC Advanced LIGO and Advanced Virgo observed a short duration gravitational-wave signal, GW190521, with a three-detector network signal-to-noise ratio…

gr-qc2022

Search of the Early O3 LIGO Data for Continuous Gravitational Waves from the Cassiopeia A and Vela Jr. Supernova Remnants

The LIGO Scientific Collaboration, the Virgo Collaboration, R. Abbott +1411

We present directed searches for continuous gravitational waves from the neutron stars in the Cassiopeia A (Cas A) and Vela Jr. supernova remnants. We carry out the searches in the…

gr-qc2026

GW230814: investigation of a loud gravitational-wave signal observed with a single detector

The LIGO Scientific Collaboration, The Virgo Collaboration, The Kagra Collaboration +1783

GW230814, detected by the LIGO Livingston observatory with a signal-to-noise ratio of 42.4, represents the loudest gravitational-wave signal in the GWTC-4.0 catalog. Its source is…

astro-ph.HE2024

Search for subsolar-mass black hole binaries in the second part of Advanced LIGO's and Advanced Virgo's third observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1702

We describe a search for gravitational waves from compact binaries with at least one component with mass 0.2 -- and mass ratio in Advanced LIGO…