activity
20182026
most citedBlack holes, gravitational waves and fundamental physics: a roadmap

742 citations · 4.2k across the 49 of their papers we have counts for

collaborators

49 papers

gr-qc2026

Enabling gravitational-wave astronomy with spin-precessing black holes on generic orbits

Aldo Gamboa, Lorenzo Pompili, Alessandra Buonanno +7

Binary black holes (BBHs) formed in dense stellar environments or in hierarchical triples can coalesce on eccentric orbits and carry spins of arbitrary orientation, leaving distinc…

gr-qc2026

A stepping stone toward detecting gravitational wave memory: a cumulative analysis with the full spherical harmonic using events from GWTC-4.0 and GWTC-5.0

Maria Rosselló-Sastre, Sascha Husa, Yumeng Xu +3

We perform Bayesian model selection to test for the presence of the spherical harmonic mode in gravitational wave events that have previously been identified as bina…

gr-qc2026

Accurate waveforms for generic planar-orbit binary black holes: The multipolar effective-one-body model SEOBNRv6EHM

Aldo Gamboa, Alessandra Buonanno, Lorenzo Pompili +8

Accurate and computationally efficient waveform models are required to infer the parameters of compact binaries from their gravitational wave (GW) emission. Among these parameters,…

gr-qc2026

Merger remnant and eccentricity dynamics surrogates for eccentric nonspinning black hole binaries

Adhrit Ravichandran, Peter James Nee, Keefe Mitman +22

Accurate models of merger remnants are increasingly important for gravitational-wave science, including precision tests of gravity with ringdown, inference of black-hole population…

gr-qc2026

Including higher-order modes in a quadrupolar eccentric numerical relativity surrogate using universal eccentric modulation functions

Tousif Islam, Adhrit Ravichandran, Peter James Nee +15

\texttt{gwNRHME} is a framework that converts multi-modal (i.e., containing several spherical harmonic modes) quasi-circular waveforms into their eccentric counterparts, provided t…

astro-ph.IM2026

Advanced Virgo Plus for O5 -- Design Report Overview

F. Acernese, A. Agapito, D. Agarwal +578

This document presents an overview of the design, implementation, and expected performance of the Advanced Virgo Plus (AdV+) upgrades in view of the O5 observing run. Following the…

astro-ph.IM2026

LISA science ground segment conventions

Quentin Baghi, Stanislas Babak, Leor Barack +22

This document sets out the conventions used for data simulations, waveforms, and analysis pipelines within the Distributed Data Processing Centre (DDPC) of the Laser Interferometer…

astro-ph.HE2026

Eccentricity constraints disfavor single-single capture in nuclear star clusters as the origin of all LIGO-Virgo-KAGRA binary black holes

Nihar Gupte, M. Coleman Miller, Rhiannon Udall +12

Multiple formation pathways have been proposed for the origin of binary black holes (BBHs). These include isolated binary evolution and dynamical assembly in dense stellar environm…

gr-qc2026

Fast frequency-domain phenomenological modeling of eccentric aligned-spin binary black holes

Antoni Ramos-Buades, Quentin Henry, Maria Haney

We present the IMRPhenomXE frequency-domain phenomenological waveform model for the dominant mode of inspiral-merger-ringdown non-precessing binary black holes in elliptical orbits…

gr-qc2025

Eccentric binary black holes: A new framework for numerical relativity waveform surrogates

Peter James Nee, Adhrit Ravichandran, Scott E. Field +17

Mounting evidence indicates that some of the gravitational wave signals observed by the LIGO/Virgo/KAGRA observatories might arise from eccentric compact object binaries, increasin…

gr-qc2025★ 15 cited

Defining eccentricity for spin-precessing binaries

Md Arif Shaikh, Vijay Varma, Antoni Ramos-Buades +4

Standardizing the definition of eccentricity is necessary for unambiguous inference of the orbital eccentricity of compact binaries from gravitational wave observations. In previou…

gr-qc2025★ 8 cited

Highly accurate simulations of asymmetric black-hole scattering and cross validation of effective-one-body models

Oliver Long, Harald P. Pfeiffer, Alessandra Buonanno +6

The study of unbound binary-black-hole encounters provides a gauge-invariant approach to exploring strong-field gravitational interactions in two-body systems, which can subsequent…

astro-ph.HE2025★ 14 cited

First eccentric inspiral-merger-ringdown analysis of neutron star-black hole mergers

Maria de Lluc Planas, Sascha Husa, Antoni Ramos-Buades +1

The gravitational wave event GW200105 was the first confident neutron star-black hole (NSBH) merger identified by the LIGO-Virgo-KAGRA collaboration. A recent analysis by Morras et…

gr-qc2025★ 53 cited

The SXS Collaboration's third catalog of binary black hole simulations

Mark A. Scheel, Michael Boyle, Keefe Mitman +56

We present a major update to the Simulating eXtreme Spacetimes (SXS) Collaboration's catalog of binary black hole simulations. Using highly efficient spectral methods implemented i…

gr-qc2025★ 27 cited

Eccentric or circular? A reanalysis of binary black hole gravitational wave events for orbital eccentricity signatures

Maria de Lluc Planas, Antoni Ramos-Buades, Cecilio García-Quirós +3

We present a reanalysis of 17 gravitational-wave events detected with Advanced LIGO and Advanced Virgo in their first three observing runs, using the new IMRPhenomTEHM model -- a p…

gr-qc2025★ 19 cited

Time-domain phenomenological multipolar waveforms for aligned-spin binary black holes in elliptical orbits

Maria de Lluc Planas, Antoni Ramos-Buades, Cecilio García-Quirós +3

We introduce IMRPhenomTEHM, a new phenomenological time-domain model for eccentric aligned-spin binary black holes. Building upon the accurate quasi-circular IMRPhenomTHM model, IM…

gr-qc2025★ 97 cited

The Science of the Einstein Telescope

Adrian Abac, Raul Abramo, Simone Albanesi +485

Einstein Telescope (ET) is the European project for a gravitational-wave (GW) observatory of third-generation. In this paper we present a comprehensive discussion of its science ob…

gr-qc2025★ 18 cited

Impact of eccentricity and mean anomaly in numerical relativity mergers

Peter James Nee, Aldo Gamboa, Harald P. Pfeiffer +8

Accurate modelling of black hole binaries is critical to achieve the science goals of gravitational-wave detectors. Modelling such configurations relies strongly on calibration to…

gr-qc2024★ 57 cited

Accurate waveforms for eccentric, aligned-spin binary black holes: The multipolar effective-one-body model SEOBNRv5EHM

Aldo Gamboa, Alessandra Buonanno, Raffi Enficiaud +9

The measurement of orbital eccentricity in gravitational-wave (GW) signals will provide unique insights into the astrophysical origin of binary systems, while ignoring eccentricity…

gr-qc2024★ 1 cited

Detectability of eccentric binary black holes with PyCBC and cWB pipelines during the third observing run of LIGO-Virgo-KAGRA

Bhooshan Gadre, Kanchan Soni, Shubhanshu Tiwari +3

Detecting binary black hole (BBH) mergers with quantifiable orbital eccentricity would confirm the existence of a dynamical formation channel for these binaries. The current state-…

gr-qc2024★ 41 cited

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

Nihar Gupte, Antoni Ramos-Buades, Alessandra Buonanno +9

Binary black holes (BBHs) in eccentric orbits produce distinct modulations in gravitational waves (GWs); measuring orbital eccentricity provides evidence for dynamical binary forma…

gr-qc2023★ 2 cited

Bayesian inference of binary black holes with inspiral-merger-ringdown waveforms using two eccentric parameters

Antoni Ramos-Buades, Alessandra Buonanno, Jonathan Gair

Orbital eccentricity is a crucial physical effect to unveil the origin of compact-object binaries detected by ground- and spaced-based gravitational-wave (GW) observatories. Here,…

gr-qc2023★ 12 cited

Formulation Improvements for Critical Collapse Simulations

Daniela Cors, Sarah Renkhoff, Hannes R. Rüter +2

The precise tuning required to observe critical phenomena in gravitational collapse poses a challenge for most numerical codes. First, threshold estimation searches may be obstruct…

gr-qc2023★ 15 cited

Extending black-hole remnant surrogate models to extreme mass ratios

Matteo Boschini, Davide Gerosa, Vijay Varma +19

Numerical-relativity surrogate models for both black-hole merger waveforms and remnants have emerged as important tools in gravitational-wave astronomy. While producing very accura…