papers

Publications (181)

gr-qc2025

GW250114: testing Hawking's area law and the Kerr nature of black holes

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1785

The gravitational-wave signal GW250114 was observed by the two LIGO detectors with a network matched-filter signal-to-noise ratio of 80. The signal was emitted by the coalescence o…

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.HE2020

Search for Eccentric Binary Black Hole Mergers with Advanced LIGO and Advanced Virgo during their First and Second Observing Runs

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1183

When formed through dynamical interactions, stellar-mass binary black holes may retain eccentric orbits ( at 10 Hz) detectable by ground-based gravitational-wave detectors.…

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.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.HE2017

Search for Gravitational Waves Associated with Gamma-Ray Bursts During the First Advanced LIGO Observing Run and Implications for the Origin of GRB 150906B

LIGO Scientific Collaboration, Virgo Collaboration, IPN Collaboration +1002

We present the results of the search for gravitational waves (GWs) associated with -ray bursts detected during the first observing run of the Advanced Laser Interferometer Grav…

gr-qc2019

First search for nontensorial gravitational waves from known pulsars

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1050

We present results from the first directed search for nontensorial gravitational waves. While general relativity allows for tensorial (plus and cross) modes only, a generic metric…

astro-ph.CO2025

JWST Lensed Quasar Dark Matter Survey III: Dark Matter Sensitive Flux Ratios and Warm Dark Matter Constraint from the Full Sample

R. E. Keeley, A. M. Nierenberg, D. Gilman +24

We present the full sample of measurements of the warm dust emission of 31 strongly-lensed, multiply imaged quasars, observed with JWST MIRI multiband imaging, which we use to cons…

astro-ph.HE2026

GWTC-5.0: Population Properties of Merging Compact Binaries

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1813

We present the population properties of merging compact binaries inferred using 267 mergers from the cumulative Gravitational-Wave Transient Catalog 5.0. As this data set contains…

gr-qc2019

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

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1186

We present the results of a search for short-duration gravitational-wave transients in the data from the second observing run of Advanced LIGO and Advanced Virgo. We search for gra…

gr-qc2019

Narrow-band search for gravitational waves from known pulsars using the second LIGO observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1135

Isolated spinning neutron stars, asymmetric with respect to their rotation axis, are expected to be sources of continuous gravitational waves. The most sensitive searches for these…

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.SR2023

A multiple spacecraft detection of the 2 April 2022 M-class flare and filament eruption during the first close Solar Orbiter perihelion

M. Janvier, S. Mzerguat, P. R. Young +56

The Solar Orbiter mission completed its first remote-sensing observation windows in the spring of 2022. On 2/4/2022, an M-class flare followed by a filament eruption was seen both…

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…

gr-qc2020

Prospects for Observing and Localizing Gravitational-Wave Transients with Advanced LIGO, Advanced Virgo and KAGRA

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1319

We present our current best estimate of the plausible observing scenarios for the Advanced LIGO, Advanced Virgo and KAGRA gravitational-wave detectors over the next several years,…

astro-ph.IM2013

A Compact High Energy Camera for the Cherenkov Telescope Array

M. K. Daniel, R. J. White, D. Berge +23

The Compact High Energy Camera (CHEC) is a camera-development project involving UK, US, Japanese and Dutch institutes for the dual-mirror Small-Sized Telescopes (SST-2M) of the Che…

astro-ph.IM2013

The dual-mirror Small Size Telescope for the Cherenkov Telescope Array

G. Pareschi, G. Agnetta, L. A. Antonelli +111

In this paper, the development of the dual mirror Small Size Telescopes (SST) for the Cherenkov Telescope Array (CTA) is reviewed. Up to 70 SST, with a primary mirror diameter of 4…

gr-qc2026

GWTC-4.0: Searches for Gravitational-Wave Lensing Signatures

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1766

Gravitational waves can be gravitationally lensed by massive objects along their path. Depending on the lens mass and the lens--source geometry, this can lead to the observation of…

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-qc2025

Search for planetary-mass ultra-compact binaries using data from the first part of the LIGO--Virgo--KAGRA fourth observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1765

We present a search for gravitational waves from inspiraling, planetary-mass ultra-compact binaries using data from the first part of the fourth observing run of LIGO, Virgo and KA…

gr-qc2021

Open data from the first and second observing runs of Advanced LIGO and Advanced Virgo

The LIGO Scientific Collaboration, the Virgo Collaboration, R. Abbott +1245

Advanced LIGO and Advanced Virgo are actively monitoring the sky and collecting gravitational-wave strain data with sufficient sensitivity to detect signals routinely. In this pape…

gr-qc2026

GWTC-5.0: Methods for Identifying and Characterizing Gravitational-wave Transients

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

The Gravitational-Wave Transient Catalog (GWTC) is a collection of candidate gravitational-wave transient signals identified and characterized by the LIGO-Virgo-KAGRA Collaboration…

gr-qc2020

A guide to LIGO-Virgo detector noise and extraction of transient gravitational-wave signals

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1135

The LIGO Scientific Collaboration and the Virgo Collaboration have cataloged eleven confidently detected gravitational-wave events during the first two observing runs of the advanc…

astro-ph.HE2017

Search for High-energy Neutrinos from Gravitational Wave Event GW151226 and Candidate LVT151012 with ANTARES and IceCube

A. Albert, M. Andre, M. Anghinolfi +1410

The Advanced LIGO observatories detected gravitational waves from two binary black hole mergers during their first observation run (O1). We present a high-energy neutrino follow-up…

gr-qc2026

GWTC-5.0: An Introduction to Version 5.0 of the Gravitational-Wave Transient Catalog

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

The Gravitational-Wave Transient Catalog (GWTC) is a collection of short-duration (transient) gravitational-wave signals identified by the LIGO-Virgo-KAGRA Collaboration in gravita…

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…

astro-ph.HE2023

Sensitivity of the Cherenkov Telescope Array to spectral signatures of hadronic PeVatrons with application to Galactic Supernova Remnants

The Cherenkov Telescope Array Consortium, F. Acero, A. Acharyya +356

The local Cosmic Ray (CR) energy spectrum exhibits a spectral softening at energies around 3~PeV. Sources which are capable of accelerating hadrons to such energies are called hadr…

astro-ph.HE2017

Search for post-merger gravitational waves from the remnant of the binary neutron star merger GW170817

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1105

The first observation of a binary neutron star coalescence by the Advanced LIGO and Advanced Virgo gravitational-wave detectors offers an unprecedented opportunity to study matter…

gr-qc2026

Narrowband searches for continuous gravitational waves from known pulsars in the first two parts of the fourth LIGO--Virgo--KAGRA observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1853

Rotating non-axisymmetric neutron stars (NSs) are promising sources for continuous gravitational waves (CWs). Such CWs can, if detected, inform us about the internal structure and…

astro-ph.HE2026

Sub-Torque-Balance Upper Limits on Continuous Gravitational Waves from Scorpius X-1

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1836

We present the results of a search for continuous gravitational waves from the low-mass X-ray binary Scorpius X-1 using LIGO data from the first part of the fourth LIGO-Virgo-KAGRA…

astro-ph.HE2021

Search for Gravitational Waves Associated with Gamma-Ray Bursts Detected by Fermi and Swift During the LIGO-Virgo Run O3a

The LIGO Scientific Collaboration, the Virgo Collaboration, R. Abbott +1250

We search for gravitational-wave transients associated with gamma-ray bursts detected by the Fermi and Swift satellites during the first part of the third observing run of Advanced…

astro-ph2004

Experimental Limit on the Cosmic Diffuse Ultra-high Energy Neutrino Flux

P. W. Gorham, C. L. Hebert, K. M. Liewer +3

We report results from 120 hours of livetime with the Goldstone Lunar Ultra-high energy neutrino Experiment (GLUE). The experiment searches for <10 ns microwave pulses from the lun…

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

GW241011 and GW241110: Exploring Binary Formation and Fundamental Physics with Asymmetric, High-Spin Black Hole Coalescence

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1783

We report the observation of gravitational waves from two binary black hole coalescences during the fourth observing run of the LIGO--Virgo--KAGRA detector network, GW241011 and GW…

astro-ph.HE2009

IceRay: An IceCube-centered Radio-Cherenkov GZK Neutrino Detector

P. Allison, J. Beatty, P. Chen +18

We discuss design considerations and simulation results for IceRay, a proposed large-scale ultra-high energy (UHE) neutrino detector at the South Pole. The array is designed to det…

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.CO2017

A gravitational-wave standard siren measurement of the Hubble constant

B. P. Abbott, R. Abbott, T. D. Abbott +1308

The detection of GW170817 in both gravitational waves and electromagnetic waves heralds the age of gravitational-wave multi-messenger astronomy. On 17 August 2017 the Advanced LIGO…

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…

astro-ph.HE2018

Search for Multi-messenger Sources of Gravitational Waves and High-energy Neutrinos with Advanced LIGO during its first Observing Run, ANTARES and IceCube

ANTARES, IceCube, LIGO +1589

Astrophysical sources of gravitational waves, such as binary neutron star and black hole mergers or core-collapse supernovae, can drive relativistic outflows, giving rise to non-th…

astro-ph.HE2017

GW170608: Observation of a 19-solar-mass Binary Black Hole Coalescence

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1101

On June 8, 2017 at 02:01:16.49 UTC, a gravitational-wave signal from the merger of two stellar-mass black holes was observed by the two Advanced LIGO detectors with a network signa…

astro-ph.HE2019

An Optically Targeted Search for Gravitational Waves emitted by Core-Collapse Supernovae during the First and Second Observing Runs of Advanced LIGO and Advanced Virgo

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1195

We present the results from a search for gravitational-wave transients associated with core-collapse supernovae observed within a source distance of approximately 20 Mpc during the…

gr-qc2026

All-sky Searches for Continuous Gravitational Waves from Isolated Neutron Stars in the Data from the First Part of the Fourth LIGO-Virgo-KAGRA Observing Run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1826

We present results from an all-sky search for continuous gravitational waves, using three different methods applied to the first eight months of LIGO data from the fourth LIGO-Virg…

gr-qc2025

Open Data from LIGO, Virgo, and KAGRA through the First Part of the Fourth Observing Run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1768

LIGO, Virgo, and KAGRA form a network of gravitational-wave observatories. Data and analysis results from this network are made publicly available through the Gravitational Wave Op…

astro-ph.HE2020

GW190814: Gravitational Waves from the Coalescence of a 23 M Black Hole with a 2.6 M Compact Object

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

We report the observation of a compact binary coalescence involving a 22.2 - 24.3 black hole and a compact object with a mass of 2.50 - 2.67 (all measuremen…

gr-qc2018

GW170104: Observation of a 50-Solar-Mass Binary Black Hole Coalescence at Redshift 0.2

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1048

We describe the observation of GW170104, a gravitational-wave signal produced by the coalescence of a pair of stellar-mass black holes. The signal was measured on January 4, 2017 a…

gr-qc2018

Full Band All-sky Search for Periodic Gravitational Waves in the O1 LIGO Data

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1099

We report on a new all-sky search for periodic gravitational waves in the frequency band 475-2000 Hz and with a frequency time derivative in the range of [-1.0e-8, +1e-9] Hz/s. Pot…

gr-qc2016

All-sky search for short gravitational-wave bursts in the first Advanced LIGO run

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +986

We present the results from an all-sky search for short-duration gravitational waves in the data of the first run of the Advanced LIGO detectors between September 2015 and January…

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-qc2017

All-sky Search for Periodic Gravitational Waves in the O1 LIGO Data

LIGO Scientific Collaboration, Virgo Collaboration, B. P. Abbott +1042

We report on an all-sky search for periodic gravitational waves in the frequency band 20-475 Hz and with a frequency time derivative in the range of [-1.0, +0.1]e-8 Hz/s. Such a si…

astro-ph.HE2024

Efficient reanalysis of events from GWTC-3 with RIFT and asimov

D. Fernando, R. O'Shaughnessy, D. Williams

Different waveform models can yield notably different conclusions about the properties of individual gravitational wave events. For instance, previous analyses using the SEOBNRv4PH…

gr-qc2019

A Search for Tensor, Vector, and Scalar Polarizations in the Stochastic Gravitational-Wave Background

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1097

The detection of gravitational waves with Advanced LIGO and Advanced Virgo has enabled novel tests of general relativity, including direct study of the polarization of gravitationa…

gr-qc2020

Model comparison from LIGO-Virgo data on GW170817's binary components and consequences for the merger remnant

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1191

GW170817 is the very first observation of gravitational waves originating from the coalescence of two compact objects in the mass range of neutron stars, accompanied by electromagn…

astro-ph.CO2012

The Infrared Light Curve of SN 2011fe in M101 and the Distance to M101

T. Matheson, R. R. Joyce, L. E. Allen +42

We present near infra-red light curves of supernova (SN) 2011fe in M101, including 34 epochs in H band starting fourteen days before maximum brightness in the B-band. The light cur…

astro-ph.HE2019

Search for transient gravitational wave signals associated with magnetar bursts during Advanced LIGO's second observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1129

We present the results of a search for short and intermediate-duration gravitational-wave signals from four magnetar bursts in Advanced LIGO's second observing run. We find no evid…

gr-qc2017

First low-frequency Einstein@Home all-sky search for continuous gravitational waves in Advanced LIGO data

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1039

We report results of a deep all-sky search for periodic gravitational waves from isolated neutron stars in data from the first Advanced LIGO observing run. This search investigates…

gr-qc2019

Tests of General Relativity with GW170817

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1145

The recent discovery by Advanced LIGO and Advanced Virgo of a gravitational wave signal from a binary neutron star inspiral has enabled tests of general relativity (GR) with this n…

gr-qc2026

GWTC-5.0: Observations from the Second Part of the Fourth LIGO-Virgo-KAGRA Observing Run and Updates to the Gravitational-Wave Transient Catalog

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1827

Version 5.0 of the Gravitational-Wave Transient Catalog (GWTC-5.0) adds new candidates detected by the LIGO Virgo KAGRA network of observatories through the second part of the four…

gr-qc2020

Search for intermediate mass black hole binaries in the first and second observing runs of the Advanced LIGO and Virgo network

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1196

Gravitational wave astronomy has been firmly established with the detection of gravitational waves from the merger of ten stellar mass binary black holes and a neutron star binary.…

gr-qc2018

GW170817: Measurements of Neutron Star Radii and Equation of State

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1149

On 17 August 2017, the LIGO and Virgo observatories made the first direct detection of gravitational waves from the coalescence of a neutron star binary system. The detection of th…

gr-qc2017

Upper Limits on the Stochastic Gravitational-Wave Background from Advanced LIGO's First Observing Run

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +992

A wide variety of astrophysical and cosmological sources are expected to contribute to a stochastic gravitational-wave background. Following the observations of GW150914 and GW1512…

gr-qc2019

Search for gravitational waves from Scorpius X-1 in the second Advanced LIGO observing run with an improved hidden Markov model

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1134

We present results from a semicoherent search for continuous gravitational waves from the low-mass X-ray binary Scorpius X-1, using a hidden Markov model (HMM) to track spin wander…

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-qc2026

Constraints on gravitational waves from the 2024 Vela pulsar glitch

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1774

Among known neutron stars, the Vela pulsar is one of the best targets for gravitational-wave searches. It is also one of the most prolific in terms of glitches, sudden frequency ch…

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…

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.HE2019

All-sky search for continuous gravitational waves from isolated neutron stars using Advanced LIGO O2 data

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1130

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

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.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.HE2019

Low-Latency Gravitational Wave Alerts for Multi-Messenger Astronomy During the Second Advanced LIGO and Virgo Observing Run

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1135

Advanced LIGO's second observing run (O2), conducted from November 30, 2016 to August 25, 2017, combined with Advanced Virgo's first observations in August 2017 witnessed the birth…

astro-ph.HE2025

GWTC-4.0: Population Properties of Merging Compact Binaries

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1805

We detail the population properties of merging compact objects using 158 mergers from the cumulative Gravitational-Wave Transient Catalog 4.0, which includes three types of binary…

astro-ph.CO2021

A gravitational-wave measurement of the Hubble constant following the second observing run of Advanced LIGO and Virgo

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1186

This paper presents the gravitational-wave measurement of the Hubble constant () using the detections from the first and second observing runs of the Advanced LIGO and Virgo d…

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-qc2026

Open Data from LIGO, Virgo, and KAGRA through the Second Part of the Fourth Observing Run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1809

LIGO, Virgo, KAGRA, and GEO 600 form a network of gravitational-wave observatories. Data and analysis results from this network are made publicly available through the Gravitationa…

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.HE2019

GWTC-1: A Gravitational-Wave Transient Catalog of Compact Binary Mergers Observed by LIGO and Virgo during the First and Second Observing Runs

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1148

We present the results from three gravitational-wave searches for coalescing compact binaries with component masses above 1 during the first and second observing…

astro-ph.HE2018

Estimating the Contribution of Dynamical Ejecta in the Kilonova Associated with GW170817

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1100

The source of the gravitational-wave signal GW170817, very likely a binary neutron star merger, was also observed electromagnetically, providing the first multi-messenger observati…

astro-ph.SR2020

The Solar Orbiter mission -- Science overview

D. Müller, O. C. St. Cyr, I. Zouganelis +32

Solar Orbiter, the first mission of ESA's Cosmic Vision 2015-2025 programme and a mission of international collaboration between ESA and NASA, will explore the Sun and heliosphere…

gr-qc2026

GW240925 and GW250207: Astrophysical Calibration of Gravitational-wave Detectors

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1839

GW240925 and GW250207 are two loud gravitational-wave signals from binary black hole coalescences observed with network signal-to-noise ratios and , respectively…

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.CO2019

First measurement of the Hubble constant from a dark standard siren using the Dark Energy Survey galaxies and the LIGO/Virgo binary-black-hole merger GW170814

The DES Collaboration, the LIGO Scientific Collaboration, the Virgo Collaboration +1201

We present a multi-messenger measurement of the Hubble constant H_0 using the binary-black-hole merger GW170814 as a standard siren, combined with a photometric redshift catalog fr…

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…

astro-ph.IM2021

Bayesian inference for compact binary coalescences with BILBY: Validation and application to the first LIGO--Virgo gravitational-wave transient catalogue

I. M. Romero-Shaw, C. Talbot, S. Biscoveanu +56

Gravitational waves provide a unique tool for observational astronomy. While the first LIGO--Virgo catalogue of gravitational-wave transients (GWTC-1) contains eleven signals from…

gr-qc2026

GWTC-4.0: Tests of General Relativity. II. Parameterized Tests

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1785

In this second of three papers on tests of general relativity (GR) applied to the compact binary coalescence signals in the 4th Gravitational-Wave Transient Catalog (GWTC-4.0), we…

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…

gr-qc2026

GWTC-4.0: An Introduction to Version 4.0 of the Gravitational-Wave Transient Catalog

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1808

The Gravitational-Wave Transient Catalog (GWTC) is a collection of short-duration (transient) gravitational wave signals identified by the LIGO-Virgo-KAGRA Collaboration in gravita…

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…

astro-ph.SR2024

SPICE Connection Mosaics to link the Sun's surface and the heliosphere

T. Varesano, D. M. Hassler, N. Zambrana Prado +28

We present an analysis of the first connection mosaic made by the SPICE instrument on board of the ESA / NASA Solar Orbiter mission on March 2nd, 2022. The data will be used to map…

astro-ph.SR2021

The unusual widespread solar energetic particle event on 2013 August 19. Solar origin and particle longitudinal distribution

L. Rodríguez-García, R. Gómez-Herrero, I. Zouganelis +11

Context: Late on 2013 August 19, STEREO-A, STEREO-B, MESSENGER, Mars Odyssey, and the L1 spacecraft, spanning a longitudinal range of 222° in the ecliptic plane, observed an energ…

gr-qc2026

GWTC-4.0: Updating the Gravitational-Wave Transient Catalog with Observations from the First Part of the Fourth LIGO-Virgo-KAGRA Observing Run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1786

Version 4.0 of the Gravitational-Wave Transient Catalog (GWTC-4.0) adds new candidates detected by the LIGO, Virgo, and KAGRA observatories through the first part of the fourth obs…

cond-mat.mes-hall2004

Large tunneling anisotropic magnetoresistance in (Ga,Mn)As nanoconstrictions

A. D. Giddings, M. N. Khalid, J. Wunderlich +10

We report a large tunneling anisotropic magnetoresistance (TAMR) in a thin (Ga,Mn)As epilayer with lateral nanoconstrictions. The observation establishes the generic nature of this…

gr-qc2017

Effects of waveform model systematics on the interpretation of GW150914

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +999

Parameter estimates of GW150914 were obtained using Bayesian inference, based on three semi-analytic waveform models for binary black hole coalescences. These waveform models diffe…

astro-ph.SR2014

A Bayesian method for detecting stellar flares

M. Pitkin, D. Williams, L. Fletcher +1

We present a Bayesian-odds-ratio-based algorithm for detecting stellar flares in light curve data. We assume flares are described by a model in which there is a rapid rise with a h…

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…

astro-ph.CO2026

GWTC-5.0: Constraints on the Cosmic Expansion Rate and Modified Gravitational-wave Propagation

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1810

We employ 236 gravitational-wave (GW) sources in the fifth LIGO--Virgo--KAGRA Collaboration (LVK) Gravitational-Wave Transient Catalog (GWTC-5.0) to estimate the Hubble constant $H…