Swing amplification in star-gas disks

arXiv:2607.19540 · astro-ph.GA · Submitted 2026-07-21 · Read on arXiv

Abhishek Hegade K. R., Chris Hamilton

astro-ph.GA

Submitted: 2026-07-21

Comments: 13 pages, 5 figures

Code: https://github.com/AbhiHegade/Swingamplification-in-star-gas-disks

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

Terminology

• Boltzmann Equation — 3× in this paper · explained in 2 episodes
• Velocity Dispersion — 3× in this paper · explained in 2 episodes
• Generalization — 2× in this paper · explained in 13 episodes
• Alignment — 1× in this paper · explained in 1 episode
• James Webb Space Telescope — 1× in this paper

Sources

• A stellar bar hidden in an extreme gas-rich disk galaxy at z=4.055
• Redefining $Q$ for multi-component discs of stars and gas
• Spiral Structure Diversity in Milky Way Analogs from TNG50: The Role of Gas and Disk Dynamics

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