Publications (27)
A detailed analysis of GW190521 with phenomenological waveform models
Héctor Estellés, Sascha Husa, Marta Colleoni +8
In this paper we present an extensive analysis of the GW190521 gravitational wave event with the current (fourth) generation of phenomenological waveform models for binary black ho…
Remnant recoil and host environments of GWTC-4.0 binary black-hole mergers
Joan Llobera-Querol, Eleanor Hamilton, Neha Singh +8
Determining the astrophysical origin of binary black holes and whether merger remnants are retained in their birth environments is essential for understanding hierarchical mergers…
New twists in compact binary waveform modelling: a fast time domain model for precession
Héctor Estellés, Marta Colleoni, Cecilio GarcÃa-Quirós +5
We present IMRPhenomTPHM, a phenomenological model for the gravitational wave signals emitted by the coalescence of quasi-circular precessing binary black holes systems. The model…
Time domain phenomenological model of gravitational wave subdominant harmonics for quasi-circular non-precessing binary black hole coalescences
Héctor Estellés, Sascha Husa, Marta Colleoni +5
In this work we present an extension of the time domain phenomenological model IMRPhenomT for gravitational wave signals from binary black hole coalescences to include subdominant…
Self-force as a cosmic censor in the Kerr overspinning problem
Marta Colleoni, Leor Barack, Abhay G. Shah +1
It is known that a near-extremal Kerr black hole can be spun up beyond its extremal limit by capturing a test particle. Here we show that overspinning is always averted once back-r…
General-relativistic precession in a black-hole binary
Mark Hannam, Charlie Hoy, Jonathan E. Thompson +24
The general-relativistic phenomenon of spin-induced orbital precession has not yet been observed in strong-field gravity. Gravitational-wave observations of binary black holes (BBH…
Leveraging NRTidalv3 to develop gravitational waveform models with higher-order modes for binary neutron star systems
Adrian Abac, Felip A. Ramis Vidal, Marta Colleoni +3
Accurate and reliable gravitational waveform models are crucial in determining the properties of compact binary mergers. In particular, next-generation gravitational-wave detectors…
Parameter estimation with the current generation of phenomenological waveform models applied to the black hole mergers of GWTC-1
Maite Mateu-Lucena, Sascha Husa, Marta Colleoni +5
We consider the ten confidently detected gravitational-wave signals in the GWTC-1 catalog which are consistent with mergers of binary black hole systems, and perform a thorough par…
New gravitational waveform model for precessing binary neutron stars with double-spin effects
Marta Colleoni, Felip A. Ramis Vidal, Nathan K. Johnson-McDaniel +3
We present two new frequency-domain gravitational waveform models for the analysis of signals emitted by binary neutron star coalescences: IMRPhenomXAS_NRTidalv2 and IMRPhenomXP_NR…
IMRPhenomXHM: A multi-mode frequency-domain model for the gravitational wave signal from non-precessing black-hole binaries
Cecilio GarcÃa-Quirós, Marta Colleoni, Sascha Husa +5
We present the IMRPhenomXHM frequency domain phenomenological waveform model for the inspiral, merger and ringdown of quasi-circular non-precessing black hole binaries. The model e…
Effect of double spin-precession and higher harmonics on spin-induced quadrupole moment measurements
Divyajyoti, N. V. Krishnendu, Muhammed Saleem +4
We investigate the prospect of performing a null test of binary black hole (BBH) nature using spin-induced quadrupole moment (SIQM) measurements. This is achieved by constraining a…
IMRPhenomTP: A phenomenological time domain model for dominant quadrupole gravitational wave signal of coalescing binary black holes
Héctor Estellés, Antoni Ramos-Buades, Sascha Husa +4
In this work we present IMRPhenomTP, a time domain phenomenological model for the dominant , modes of coalescing black hole binary systems and its extension to describ…
PhenomXPNR: An improved gravitational wave model linking precessing inspirals and NR-calibrated merger-ringdown
Eleanor Hamilton, Marta Colleoni, Jonathan E. Thompson +10
We present the frequency-domain quasi-circular precessing binary-black-hole model PhenomXPNR. This model combines the most precise available post-Newtonian description of the evolu…
Self-force effects on the marginally bound zoom-whirl orbit in Schwarzschild spacetime
Leor Barack, Marta Colleoni, Thibault Damour +2
For a Schwarzchild black hole of mass , we consider a test particle falling from rest at infinity and becoming trapped, at late time, on the unstable circular orbit of radius $r…
Parameter estimation for the GWTC-4.0 catalog with phenomenological waveform models that include orbital eccentricity and an updated description of spin precession
Yumeng Xu, Jorge Valencia, Héctor Estellés Estrella +11
The GWTC-4.0 catalog of transient gravitational wave signals describes observations made in the first part of the fourth observing run of the LIGO-Virgo-KAGRA (LVK) gravitational w…
A first survey of spinning eccentric black hole mergers: Numerical relativity simulations, hybrid waveforms, and parameter estimation
Antoni Ramos-Buades, Sascha Husa, Geraint Pratten +5
We analyze a new numerical relativity dataset of spinning but nonprecessing binary black holes on eccentric orbits, with eccentricities from approximately to , with dime…
Fast frequency-domain gravitational waveforms for precessing binaries with a new twist
Marta Colleoni, Felip A. Ramis Vidal, Cecilio GarcÃa-Quirós +2
Gravitational waveform (GW) models are a core ingredient for the analysis of compact binary mergers observed by current ground-based interferometers. We focus here on a specific cl…
Towards the routine use of subdominant harmonics in gravitational-wave inference: re-analysis of GW190412 with generation X waveform models
Marta Colleoni, Maite Mateu-Lucena, Héctor Estellés +5
We re-analyse the gravitational-wave event GW190412 with state-of-the-art phenomenological waveform models. This event, which has been associated with a black hole merger, is inter…
Waveform Modelling for the Laser Interferometer Space Antenna
LISA Consortium Waveform Working Group, Niayesh Afshordi, Sarp Akçay +144
LISA, the Laser Interferometer Space Antenna, will usher in a new era in gravitational-wave astronomy. As the first anticipated space-based gravitational-wave detector, it will exp…
Testing Gravity with Binary Black Hole Gravitational Waves
Marta Colleoni, N. V. Krishnendu, Pierre Mourier +2
General Relativity (GR) remains the most accurate theory of gravity to date. It has passed many experimental tests in the Solar System as well as binary pulsar, cosmological and gr…
Time-domain effective-one-body gravitational waveforms for coalescing compact binaries with nonprecessing spins, tides and self-spin effects
Alessandro Nagar, Sebastiano Bernuzzi, Walter Del Pozzo +21
We present TEOBResumS, a new effective-one-body (EOB) waveform model for nonprecessing (spin-aligned) and tidally interacting compact binaries.Spin-orbit and spin-spin effects are…
Black holes, gravitational waves and fundamental physics: a roadmap
Leor Barack, Vitor Cardoso, Samaya Nissanke +203
The grand challenges of contemporary fundamental physics---dark matter, dark energy, vacuum energy, inflation and early universe cosmology, singularities and the hierarchy problem-…
Setting the cornerstone for the IMRPhenomX family of models for gravitational waves from compact binaries: The dominant harmonic for non-precessing quasi-circular black holes
Geraint Pratten, Sascha Husa, Cecilio Garcia-Quiros +4
In this paper we present IMRPhenomXAS, a thorough overhaul of the IMRPhenomD [1,2] waveform model, which describes the dominant spherical harmonic mode of non-pr…
Overspinning a Kerr black hole: the effect of self-force
Marta Colleoni, Leor Barack
We study the scenario in which a massive particle is thrown into a rapidly rotating Kerr black hole in an attempt to spin it up beyond its extremal limit, challenging weak cosmic c…
Nut-charged black holes in matter-coupled N=2, D=4 gauged supergravity
Marta Colleoni, Dietmar Klemm
Using the results of arXiv:0804.0009, where all timelike supersymmetric backgrounds of N=2, D=4 matter-coupled supergravity with Fayet-Iliopoulos gauging were classified, we constr…
Fast gravitational waveform models for quasi-circular coalescences of neutron star--black hole binaries
Felip A. Ramis Vidal, Adrian Abac, Marta Colleoni +5
We present IMRPhenomXHM_NSBH and SEOBNRv5HM_ROM_NRTidalv3_NSBH, the first two frequency-domain models for gravitational-wave signals from quasi-circular, aligned-spin neutron star-…
Computationally efficient models for the dominant and sub-dominant harmonic modes of precessing binary black holes
Geraint Pratten, Cecilio GarcÃa-Quirós, Marta Colleoni +8
We present IMRPhenomXPHM, a phenomenological frequency-domain model for the gravitational-wave signal emitted by quasi-circular precessing binary black holes, which incorporates mu…