A steep mass transition for bar-driven ISM structuring revealed by PHANGS-JWST

arXiv:2607.03147 · astro-ph.GA · Submitted 2026-07-03 · Read on arXiv

Eric Emsellem, Jessica Sutter, Ryan Chown, Adam Leroy, Debosmita Pathak, Eva Schinnerer, Thomas Williams, Karin Sandstrom, Oscar Agertz, Francesco Belfiore, Amelia Fraser-McKelvie, Kirsten Larson, Janice Lee, Jay Gonzàlez Lobos, Sharon Meidt, Miguel Querejeta, Sophia Stuber, Pierrick Verwilghen, Oleg Egorov, Damian Gleis, Jonathan Henshaw, Justus Neumann, Yixian Cao, Daniel Dale, Daizhong Liu, Elias Oakes, Marina Ruiz Garcìa, Dave Thilker, Elizabeth Watkins

CRALyon

astro-ph.GA

Submitted: 2026-07-03

Comments: 17 pages, including the appendices, 10 Figures. Accepted for publication in the A&A Main Journal

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

Terminology

• Stellar Feedback — 6× in this paper · explained in 2 episodes
• Clustering — 2× in this paper · explained in 2 episodes
• European Research Council — 2× in this paper
• Trace — 2× in this paper · explained in 2 episodes
• AGN — 1× in this paper · explained in 1 episode
• AURA for the European Space Agency — 1× in this paper
• Abundance — 1× in this paper · explained in 1 episode
• Actor — 1× in this paper · explained in 3 episodes
• Adam — 1× in this paper · explained in 2 episodes
• Elias — 1× in this paper · explained in 2 episodes
• Polycyclic Aromatic Hydrocarbons — 1× in this paper

Sources

• The Mass Dependence of Star Formation Histories in Barred Spiral Galaxies
• Relationships between PAHs, Small Dust Grains, H$_2$, and HI in Local Group Dwarf Galaxies NGC 6822 and WLM Using JWST, ALMA, and the VLA
• Catalogue of the morphological features in the Spitzer Survey of Stellar Structure in Galaxies (S$^4$G)

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