Gravitational wave signatures of subsolar neutron star formation in collapsar disks

arXiv:2609.25225 · gr-qc, astro-ph.CO, astro-ph.HE · Submitted 2026-09-21 · Read on arXiv

gr-qc, astro-ph.CO, astro-ph.HE

Submitted: 2026-09-21

Updated: 2026-09-21

Comments: 67 pages, 33 figures

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

Terminology

• Core — 16× in this paper · explained in 2 episodes
• Benchmark — 11× in this paper · explained in 2 episodes
• Degeneracy — 5× in this paper · explained in 3 episodes
• Fisher Information — 2× in this paper · explained in 3 episodes
• AGN — 1× in this paper · explained in 1 episode
• Accretion Efficiency — 1× in this paper · explained in 2 episodes
• Accretion Physics — 1× in this paper · explained in 2 episodes
• Accuracy — 1× in this paper · explained in 1 episode
• Active Galactic Nuclei (AGN) — 1× in this paper · explained in 1 episode
• Alignment — 1× in this paper · explained in 1 episode
• Cooperation — 1× in this paper · explained in 2 episodes
• Cosmic Explorer — 1× in this paper
• Dynamical regimes — 1× in this paper · explained in 2 episodes
• Einstein Telescope — 1× in this paper
• Fisher matrix formalism — 1× in this paper · explained in 2 episodes
• Frequency Dependence — 1× in this paper · explained in 2 episodes
• Generalization — 1× in this paper · explained in 13 episodes
• Microlensing — 1× in this paper · explained in 2 episodes
• Momentum transfer — 1× in this paper · explained in 2 episodes
• Signal-to-noise ratio (SNR) — 1× in this paper · explained in 2 episodes
• Velocity Dispersion — 1× in this paper · explained in 2 episodes
• alpha — 1× in this paper · explained in 1 episode

Sources

• Properties of the Binary Black Hole Merger GW150914
• GWTC-1: A Gravitational-Wave Transient Catalog of Compact Binary Mergers Observed by LIGO and Virgo during the First and Second Observing Runs
• GWTC-2: Compact Binary Coalescences Observed by LIGO and Virgo During the First Half of the Third Observing Run
• GWTC-2.1: Deep Extended Catalog of Compact Binary Coalescences Observed by LIGO and Virgo During the First Half of the Third Observing Run
• GWTC-3: Compact Binary Coalescences Observed by LIGO and Virgo During the Second Part of the Third Observing Run
• GWTC-4.0: An Introduction to Version 4.0 of the Gravitational-Wave Transient Catalog
• GWTC-4.0: Updating the Gravitational-Wave Transient Catalog with Observations from the First Part of the Fourth LIGO-Virgo-KAGRA Observing Run
• GWTC-5.0: Observations from the Second Part of the Fourth LIGO-Virgo-KAGRA Observing Run and Updates to the Gravitational-Wave Transient Catalog
• Searches for Binary Mergers with Sub-solar Mass Components in Data from the First Part of LIGO--Virgo--KAGRA's Fourth Observing Run
• Sensitivity Studies for Third-Generation Gravitational Wave Observatories
• Science with the Einstein Telescope: a comparison of different designs
• The Science of the Einstein Telescope
• Cosmic Explorer: The U.S. Contribution to Gravitational-Wave Astronomy beyond LIGO
• A Horizon Study for Cosmic Explorer: Science, Observatories, and Community
• Cosmic Explorer: A Submission to the NSF MPSAC ngGW Subcommittee
• Laser Interferometer Space Antenna
• LISA Definition Study Report
• Core-Collapse Supernova Explosion Theory
• Long-Term Multidimensional Models of Core-Collapse Supernovae: Progress and Challenges

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