Exploring the synergies of [O,II] lambda 3727 with MUSE spectroscopy in PHANGS H II regions

arXiv:2607.00408 · astro-ph.GA · Submitted 2026-07-01 · Read on arXiv

Eric Habjan, Kathryn Kreckel, Christopher Faesi, Francesco Belfiore, Brent Groves, J. Eduardo Méndez-Delgado, Ryan J. Vaught, Laurie Rousseau-Nepton, Fabian Scheuermann, F. Fabián Rosales-Ortega, Hsi-An Pan, Daniel A. Dale, Thomas G. Williams, Ralf S. Klessen, Oleg V. Egorov, Timo Kravtsov, Amirnezam Amiri, Kathryn Grasha, Eric Emsellem

astro-ph.GA

Submitted: 2026-07-01

Comments: 18 pages, 11 figures. To be submitted to the Open Journal of Astrophysics

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

Terminology

• Calibration — 115× in this paper · explained in 7 episodes
• Metallicity — 75× in this paper · explained in 3 episodes
• Abundance — 31× in this paper · explained in 1 episode
• Trace — 3× in this paper · explained in 2 episodes
• Alignment — 2× in this paper · explained in 1 episode
• Canada-France-Hawaii Telescope — 2× in this paper
• Accuracy — 1× in this paper · explained in 1 episode
• Anti-correlation — 1× in this paper · explained in 3 episodes
• Bayesian Inference — 1× in this paper · explained in 5 episodes
• Benchmark — 1× in this paper · explained in 2 episodes
• alpha — 1× in this paper · explained in 1 episode

Sources

• SIGNALS of Giant HII Regions: A Spatially Resolved Analysis of NGC 604
• Toward Unbiased Abundance Measurements in Inhomogeneous H,II Regions
• The DESIRED strong-line calibrations: I. New empirical metallicity relations for the local and high-redshift universe

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