Beyond black hole spectroscopy: Quasinormal mode contamination by massless scalars

arXiv:2607.08619 · gr-qc, astro-ph.HE, hep-th · Submitted 2026-07-09 · Read on arXiv

Miguel Yulo Asuncion, Giovanni D'Addario, Thomas P. Sotiriou

gr-qc, astro-ph.HE, hep-th

Submitted: 2026-07-09

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Initial Data — 2× in this paper · explained in 2 episodes
• Testing General Relativity — 2× in this paper
• Verification — 1× in this paper · explained in 2 episodes

Sources

• A Horizon Study for Cosmic Explorer: Science, Observatories, and Community
• Laser Interferometer Space Antenna
• GWTC-4.0: Tests of General Relativity. III. Tests of the Remnants
• Black hole ringdown spectroscopy of curvature-coupled scalar and pseudoscalar fields
• Screening of dipolar emission in two-scale Gauss-Bonnet gravity

Related papers

• Tests of General Relativity with Einstein Telescope
• Unitary quantum matter-bounce in a universe with a positive cosmological constant
• Quasi-pole quintessential inflation in metric-affine gravity
• Dynamical tidal response of neutron stars: From effective field theory to gravitational waveforms
• Limits of the Rastall--Einstein Equivalence: Matter-Action Compatibility, FLRW Dynamics, and Exceptional Sectors
• Boson star-black hole binaries: initial data and head-on collisions