Mapping of the Cold Neutral Medium via HI Phase Separation in an Atomic Cloud Undergoing Molecular Cloud Formation

arXiv:2603.14967 · astro-ph.GA · Submitted 2026-03-16 · Read on arXiv

astro-ph.GA

Submitted: 2026-03-16

Updated: 2026-08-31

Comments: 21 pages, 19 figures, 1 table, accepted for Publications of the Astronomical Society of Japan (PASJ)

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

Terminology

• Velocity Dispersion — 21× in this paper · explained in 2 episodes
• Cold Neutral Medium — 14× in this paper
• Lukewarm Neutral Medium — 6× in this paper
• Warm Neutral Medium — 5× in this paper
• Regularization — 4× in this paper · explained in 3 episodes
• Accuracy — 2× in this paper · explained in 1 episode
• Anti-correlation — 1× in this paper · explained in 3 episodes
• Arecibo L-band Feed Array — 1× in this paper
• Consistency — 1× in this paper · explained in 3 episodes
• Core — 1× in this paper · explained in 2 episodes
• Fidelity — 1× in this paper · explained in 2 episodes
• National Science Foundation — 1× in this paper
• Trace — 1× in this paper · explained in 2 episodes

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