activity
20242026
most citedLinking stellar populations to HII regions across nearby galaxies. II. Infrared Reprocessed and UV Direct Radiation Pressure in HII Regions

13 citations · 24 across the 14 of their papers we have counts for

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astro-ph.GA2026

JWST Observations of Starbursts: The motion of dust - PAH kinematics of M82 and NGC 253 with JWST/MIRI spectroscopy

Fergus R. Donnan, Karin Sandstrom, Alberto D. Bolatto +27

We present an analysis of dust kinematics in the local starburst galaxies M82 (NGC 3034) and NGC 253 using Polycyclic Aromatic Hydrocarbon (PAH) features observed with JWST/MIRI sp…

astro-ph.GA2026

JWST Observations of Starbursts: A Young Bubble in NGC 253's Central Starburst

Kaitlyn E. Sheriff, Elisabeth A. C. Mills, Xinyu Mai +31

We present a multi-wavelength analysis of a young bubble in the nuclear starburst of NGC 253 using new JWST MIRI-MRS observations together with archival ALMA (100, 350, 690 GHz) an…

astro-ph.GA2026

Survival of very small carbonaceous dust grains in the inner-CGM of NGC 891 from JWST/MIRI MRS

Jérémy Chastenet, Ilse De Looze, Karl D. Gordon +26

We present new spectroscopic observations of the inner circumgalactic medium (CGM) of NGC 891 taken with the Mid-Infrared Imager/Medium Resolution Spectroscopy instrument onboard J…

astro-ph.GA2026

JWST Observations of Starbursts: Molecular Hydrogen Excitation and Disequilibrium in M82

Sara E. Duval, J. D. T. Smith, Alberto D. Bolatto +24

Emission from the pure rotational transitions of H traces warm molecular gas, providing insight into its temperature distribution and local heating conditions. We have extended…

astro-ph.GA2026

Determining star formation histories and age-metallicity relations with convolutional neural networks

Enrique Galceran, Patricia Sánchez-Blázquez, Artemi Camps-Fariña +8

We aim to develop a state-of-the-art tool to infer detailed star formation histories (SFHs) and age-metallicity relations from realistic observational data, while mitigating classi…

astro-ph.GA2026★ 1 cited

JWST Observations of Starbursts: Dust Processing in the M82 Superwind

Serena A. Cronin, Alberto D. Bolatto, Helena M. Richie +39

We present JWST MIRI and NIRCam imaging of the inner ~5 kpc of the M82 superwind at 0.05-0.375'' (~0.9-6.5 pc) resolution. Targeted filters probe emission from polycyclic aromatic…