The abundance and emission of PAHs from the local to early Universe

arXiv:2609.35533 · astro-ph.GA, astro-ph.CO · Submitted 2026-09-28 · Read on arXiv

astro-ph.GA, astro-ph.CO

Submitted: 2026-09-28

Updated: 2026-09-28

Project page: https://lgalaxiespublicrelease.github.io/index.html

Terminology

• Abundance — 70× in this paper · explained in 1 episode
• Metallicity — 31× in this paper · explained in 3 episodes
• Trace — 9× in this paper · explained in 2 episodes
• Anti-correlation — 6× in this paper · explained in 3 episodes
• Feature Extraction — 3× in this paper · explained in 2 episodes
• AGN — 2× in this paper · explained in 1 episode
• Calibration — 2× in this paper · explained in 7 episodes
• Polycyclic Aromatic Hydrocarbon — 2× in this paper
• Abstraction — 1× in this paper · explained in 1 episode
• Accretion Physics — 1× in this paper · explained in 2 episodes
• Core — 1× in this paper · explained in 2 episodes
• Decoupling — 1× in this paper · explained in 2 episodes
• Polycyclic aromatic hydrocarbons (PAHs) — 1× in this paper · explained in 2 episodes
• Robustness — 1× in this paper · explained in 5 episodes

Sources

• A panchromatic view of N2CLS GOODS-N: the evolution of the dust cosmic density since z~7
• Ashes of FIRE: Modeling Dust Grain Size Evolution in the Local Group with FIRE
• PAHSPECS: Spatially Resolved PAH Spectroscopy at cosmic noon with JWST MIRI MRS
• Cosmic Noon Galaxies in the Hubble Ultra Deep Field with MIRI Wide-Field Slitless Spectroscopy
• PAHSPECS: Polycyclic aromatic hydrocarbon properties at cosmic noon with JWST/MIRI MRS
• The Lifecycle and Emission Properties of PAHs in Cosmological Hydrodynamic Galaxy Formation Simulations
• Modeling Dust in Galaxy Evolution Simulations
• Dust and Grain Size Evolution in Galaxy Simulations: What Matters and What Does Not
• PAH Emission Spectra and Band Ratios for Arbitrary Radiation Fields with the Single Photon Approximation
• CALIMA: On-the-fly dust and PAH evolution for radiation-hydrodynamics galaxy formation simulations
• PAHSPECS: JWST/MIRI Spectroscopy of PAHs at Cosmic Noon
• Growth of Aromatic Hydrocarbon Dust Particles in the Extremely Metal-poor Galaxy Sextans A
• Resolved Dust in z about1 Galaxies with JWST/MIRI MRS: Survey Description and First View on PAHs, Mid-IR Atomic Emission, and Warm H 2

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