Identification of tidal features in deep optical galaxy images with convolutional neural networks
HD Sánchez, G Martin, I Damjanov… - Monthly Notices of …, 2023 - academic.oup.com
Interactions between galaxies leave distinguishable imprints in the form of tidal features,
which hold important clues about their mass assembly. Unfortunately, these structures are …
which hold important clues about their mass assembly. Unfortunately, these structures are …
[HTML][HTML] Characterization of low surface brightness structures in annotated deep images
E Sola, PA Duc, F Richards, A Paiement… - Astronomy & …, 2022 - aanda.org
Context. The identification and characterization of low surface brightness (LSB) stellar
structures around galaxies such as tidal debris of ongoing or past collisions is essential to …
structures around galaxies such as tidal debris of ongoing or past collisions is essential to …
Preparing for low surface brightness science with the Vera C. Rubin Observatory: a comparison of observable and simulated intracluster light fractions
Intracluster light (ICL) provides an important record of the interactions galaxy clusters have
undergone. However, we are limited in our understanding by our measurement methods. To …
undergone. However, we are limited in our understanding by our measurement methods. To …
A new era of intracluster light studies with JWST
M Montes, I Trujillo - The Astrophysical Journal Letters, 2022 - iopscience.iop.org
Still largely unexplored, the diffuse light in clusters of galaxies traces the past and ongoing
buildup of these massive structures. Here we present the first comprehensive study of the …
buildup of these massive structures. Here we present the first comprehensive study of the …
Galaxy and mass assembly (GAMA): comparing visually and spectroscopically identified galaxy merger samples
We conduct a comparison of the merging galaxy populations detected by a sample of visual
identification of tidal features around galaxies as well as spectroscopically detected close …
identification of tidal features around galaxies as well as spectroscopically detected close …
Relaxed blue ellipticals: accretion-driven stellar growth is a key evolutionary channel for low mass elliptical galaxies
I Lazar, S Kaviraj, G Martin, C Laigle… - Monthly Notices of …, 2023 - academic.oup.com
How elliptical galaxies form is a key question in observational cosmology. While the
formation of massive ellipticals is strongly linked to mergers, the low mass (M⋆/M⊙< 109.5) …
formation of massive ellipticals is strongly linked to mergers, the low mass (M⋆/M⊙< 109.5) …
The impact of environment on size: Galaxies are 50% smaller in the Fornax Cluster compared to the field
N Chamba, MJ Hayes - Astronomy & Astrophysics, 2024 - aanda.org
Size is a fundamental parameter for measuring the growth of galaxies and the role of the
environment on their evolution. However, the conventional size definitions used for this …
environment on their evolution. However, the conventional size definitions used for this …
Reading the tea leaves in the Mbh–M*,sph and Mbh–Re,sph diagrams: dry and gaseous mergers with remnant angular momentum
We recently revealed that bulges and elliptical galaxies broadly define distinct, superlinear
relations in the (black hole mass, M bh)–(spheroid stellar mass, M*, sph) diagram or M bh …
relations in the (black hole mass, M bh)–(spheroid stellar mass, M*, sph) diagram or M bh …
[HTML][HTML] A Recipe for Unbiased Background Modeling in Deep Wide-field Astronomical Images
Unbiased sky background modeling is crucial for the analysis of deep wide-field images, but
it remains a major challenge in low surface brightness astronomy. Traditional image …
it remains a major challenge in low surface brightness astronomy. Traditional image …
The Hateful Eight: Connecting Massive Substructures in Galaxy Clusters like A2744 to Their Dynamical Assembly State Using the Magneticum Simulations
LC Kimmig, RS Remus, K Dolag… - The Astrophysical …, 2023 - iopscience.iop.org
Substructures are known to be good tracers for the dynamical states and recent accretion
histories of the most massive collapsed structures in the universe, galaxy clusters …
histories of the most massive collapsed structures in the universe, galaxy clusters …