Project F

Centers of Dwarfs or the Outskirts of Giants: Where Do More Pristine Stars Form?

Martyna Chruslinska (ESO), Géza Csörnyei (ESO)

(email advisors)

The chemical composition of material within galaxies evolves as elements produced inside stars are gradually released to the surrounding medium. New generations of stars then form from this enriched material, which affects their properties and their ability to produce a wide range of energetic cosmic events - from luminous explosions seen across the electromagnetic spectrum to the formation of black holes detected through gravitational waves.

However, the pace of chemical enrichment varies among galaxies of different types.

In this project, we will explore where the most chemically simple stars and related phenomena - such as superluminous and failed supernovae, and massive stellar black holes - are most likely to be found: in the many small galaxies, or in the outer regions of large galaxies. To do this, we will use a combination of semi-analytical models and Python-based computing.

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