Measurement of spin-orbit misalignment in binary black holes via the total spin

arXiv:2608.24822 · astro-ph.HE · Submitted 2026-08-25 · Read on arXiv

astro-ph.HE

Submitted: 2026-08-25

Updated: 2026-08-25

Code: https://github.com/charlie-gibson/cos_theta_ls

Terminology

• Alignment — 20× in this paper · explained in 1 episode
• Bayesian Inference — 2× in this paper · explained in 5 episodes
• Society of Physicists Interested in Non-Aligned Spins — 2× in this paper
• Academia Sinica — 1× in this paper
• Aligned-Spin Model — 1× in this paper · explained in 1 episode
• Core — 1× in this paper · explained in 2 episodes
• Gravitational Wave Emission — 1× in this paper · explained in 2 episodes
• Interpretability — 1× in this paper · explained in 15 episodes

Sources

• Merging stellar-mass binary black holes
• Formation pathway of Population III coalescing binary black holes through stable mass transfer
• Stability of mass transfer from massive giants: double black-hole binary formation and ultra-luminous X-ray sources
• Binary Black Hole Formation with Detailed Modeling: Stable Mass Transfer Leads to Lower Merger Rates
• On the rarity of double black hole binaries: consequences for gravitational-wave detection
• The Evolution of Compact Binary Star Systems
• It has to be cool: on supergiant progenitors of binary black hole mergers from common-envelope evolution
• The role of mass transfer and common envelope evolution in the formation of merging binary black holes
• The impact of common envelope development criteria on the formation of LIGO/Virgo sources
• The chemically homogeneous evolutionary channel for binary black hole mergers: rates and properties of gravitational-wave events detectable by advanced LIGO
• Merging binary black holes formed through chemically homogeneous evolution in short-period stellar binaries
• A new route towards merging massive black holes
• Lidov-Kozai Cycles with Gravitational Radiation: Merging Black Holes in Isolated Triple Systems
• Precessional dynamics of black hole triples: binary mergers with near-zero effective spin
• Binary black hole mergers from field triples: properties, rates and the impact of stellar evolution
• Massive Stellar Triples Leading to Sequential Binary Black-Hole Mergers in the Field
• Shrinking orbits in hierarchical quadruple star systems
• Intermediate mass black holes in AGN disks: I. Production & Growth
• Rapid and Bright Stellar-mass Binary Black Hole Mergers in Active Galactic Nuclei
• Spin-Orbit Misalignment in Close Binaries with Two Compact Objects

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