Stochastic gravitational-wave background from subsolar neutron stars in collapsar disks

arXiv:2609.36005 · gr-qc, astro-ph.CO, astro-ph.HE · Submitted 2026-09-28 · Read on arXiv

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

Submitted: 2026-09-28

Updated: 2026-09-28

Terminology

• Core — 6× in this paper · explained in 2 episodes
• Abundance — 3× in this paper · explained in 1 episode
• Microlensing — 3× in this paper · explained in 2 episodes
• Accretion Physics — 1× in this paper · explained in 2 episodes
• Benchmark — 1× in this paper · explained in 2 episodes
• 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
• Equation of State (EoS) — 1× in this paper · explained in 4 episodes
• Non-Gaussianity — 1× in this paper · explained in 2 episodes
• Trace — 1× in this paper · explained in 2 episodes

Sources

• 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
• Core-Collapse Supernova Explosion Theory
• Gravitational Waves from Binary Mergers of Sub-solar Mass Dark Black Holes
• A gravitational-wave limit on the Chandrasekhar mass of dark matter
• Exotic Stable Branches with Efficient TOV Sequences
• Primordial Neutron Stars
• Subsolar-mass binary mergers of strange stars and neutron stars: gravitational waves and ejecta
• Search for sub-solar mass ultracompact binaries in Advanced LIGO's first observing run
• Search for gravitational waves from high-mass-ratio compact-binary mergers of stellar mass and sub-solar mass black holes
• Search for gravitational waves from the coalescence of sub-solar mass and eccentric compact binaries
• Search for subsolar-mass binaries in the first half of Advanced LIGO and Virgo's third observing run
• Search for sub-solar primordial black holes in low mass ratio binaries with LIGO-Virgo O2 data and implications for the primordial black hole dark matter fraction
• Broad search for gravitational waves from subsolar-mass binaries through LIGO and Virgo's third observing run

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