Linking dynamics and chemistry in barred galaxies through action-space mapping

arXiv:2607.25052 · astro-ph.GA · Submitted 2026-07-27 · Read on arXiv

Tetsuro Asano, Victor P. Debattista, Michiko S. Fujii

astro-ph.GA

Submitted: 2026-07-27

Comments: 13 pages, 17 figures, 2 appendices, submitted

Code: https://github.com/tetsuroasano/action_

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

Terminology

• Metallicity — 61× in this paper · explained in 3 episodes
• Velocity Dispersion — 19× in this paper · explained in 2 episodes
• N-body simulations — 7× in this paper · explained in 2 episodes
• Milky Way — 3× in this paper
• Core — 2× in this paper · explained in 2 episodes
• Abundance — 1× in this paper · explained in 1 episode
• Action Space — 1× in this paper · explained in 1 episode
• Anti-correlation — 1× in this paper · explained in 3 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• Gaussian Mixture Model (GMM) — 1× in this paper · explained in 2 episodes
• Momentum transfer — 1× in this paper · explained in 2 episodes
• Trace — 1× in this paper · explained in 2 episodes
• alpha — 1× in this paper · explained in 1 episode

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