Probing IMF Variations in High-Redshift Early-Type Galaxies with SHARP

arXiv:2606.31189 · astro-ph.GA · Submitted 2026-06-30 · Read on arXiv

F. La Barbera, G. De Lucia, F. Ditrani, F. Fontanot, P. Franzetti, A. Gallazzi, A. Gargiulo, M. Longhetti, P. Saracco, C. Tortora, A. Vazdekis, S. Zibetti

astro-ph.GA

Submitted: 2026-06-30

Comments: Submitted to New Astronomy as a contribution to the SHARP Science Book; second revision after minor comments

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

Terminology

• Metallicity — 16× in this paper · explained in 3 episodes
• Abundance — 13× in this paper · explained in 1 episode
• Core — 13× in this paper · explained in 2 episodes
• Velocity Dispersion — 4× in this paper · explained in 2 episodes
• Initial Mass Function (IMF) — 3× in this paper · explained in 2 episodes
• Aperture — 2× in this paper · explained in 1 episode
• Gravitational Lensing — 1× in this paper · explained in 2 episodes
• Integrated Galactic Initial Mass Function — 1× in this paper
• Robustness — 1× in this paper · explained in 5 episodes
• Stellar Feedback — 1× in this paper · explained in 2 episodes

Sources

• Reinterpreting the puzzling properties of z>6 galaxies within a variable IMF framework

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