233 citations · 742 across the 39 of their papers we have counts for
36 papers · 1 filter
On the Separation Between the Brightest Cluster Galaxy and the Intracluster Light
Emanuele Contini, Sukyoung K. Yi
We present a model-based framework to define an aperture separation between the brightest cluster galaxy (BCG) and the intracluster light (ICL). Using the intrinsic BCG and ICL com…
Black Hole Occupation Fraction: Dependence on Black Hole Mass Threshold, Environment, Resolution and Redshift
Emanuele Contini, J. K. Jang, Jinsu Rhee +2
We take advantage of the state-of-the-art semi-analytic model \texttt{FEGA25} \citep{contini2025}, run on merger trees extracted from three dark matter-only cosmological simulation…
On the Origin of Intracluster Light based on the High-resolution Simulation, NewCluster
Seyoung Jeon, Emanuele Contini, San Han +11
Intracluster light (ICL) is a key component of galaxy clusters, with the potential to trace their dynamical assembly histories and the underlying dark matter distribution. Despite…
On the Origin of Gas-stripping of Galaxies in Group Environments
Jinsu Rhee, Christophe Pichon, Yohan Dubois +12
We investigate how low-mass group environments () influence the gas content of their satellite galaxies with using…
Stellar halos of bright central galaxies II: Scaling relations, colors and metallicity evolution with redshift
Emanuele Contini, Marilena Spavone, Rossella Ragusa +2
We study the formation and evolution of stellar halos (SHs) around bright central galaxies (BCGs), focusing on their scaling relations, colors, and metallicities across cosmic time…
Roles of Supernova and Active Galactic Nucleus Feedback in Shaping the Baryonic Content in a Wide Range of Dark Matter Halo Masses
Emanuele Contini, Changjo Seo, Jinsu Rhee +2
We build upon FEGA25 (Contini et al 2025), a previously introduced semi-analytic model for galaxy formation and evolution, focusing on its enhanced treatment of supernova and activ…
Born to be Starless: Revisiting the Missing Satellite Problem
Seyoung Jeon, Sukyoung K. Yi, Emanuele Contini +6
The massive Local Group galaxies both host substantially fewer satellites than the subhalos expected from the cold dark matter paradigm, and the recent investigations have highligh…
A Full AGN Feedback Prescription for Numerical Models: Negative, Positive and Hot Gas-Ejection Modes
Emanuele Contini, Sukyoung K. Yi, Jinsu Rhee +1
We build upon the state-of-the-art semi-analytic model \texttt{FEGA24} (Formation and Evolution of GAlaxies, \citealt{contini2024d}), which integrates the latest prescriptions rele…
Stellar Halos of Bright Central Galaxies: A View from the FEGA Semi-Analytic Model of Galaxy Formation and VEGAS Survey
Emanuele Contini, Marilena Spavone, Rossella Ragusa +2
We present theoretical predictions and extrapolations from observed data of the stellar halos surrounding central group/cluster galaxies and the transition radius between them and…
Exploring lenticular galaxy formation in field environments using NewHorizon: evidence for counter-rotating gas accretion as a formation channel
Seongbong Han, J. K. Jang, Emanuele Contini +9
The formation pathways of lenticular galaxies (S0s) in field environments remain a matter of debate. We utilize the cosmological hydrodynamic simulation, NewHorizon, to investigate…
On the Origin of Star Formation Quenching of Galaxies in Group Environments using the NewHorizon simulation
Jinsu Rhee, Sukyoung K. Yi, Jongwan Ko +8
We study star formation (SF) quenching of satellite galaxies with within two low-mass groups ( and ) using t…
The Impact of Positive AGN Feedback on the Properties of Galaxies in a Semi-Analytic Model of Galaxy Formation
Emanuele Contini, Sukyoung K. Yi, Seyoung Jeon +1
We introduce the state-of-the-art semi-analytic model {\small FEGA} (Formation and Evolution of GAlaxies), which incorporates updated prescriptions for key physical processes in ga…
Brightest Cluster Galaxies and the Intracluster Light
Emanuele Contini, Sukyoung K. Yi, Seyoung Jeon
In this chapter, we delve into the formation and primary characteristics of two significant components within galaxy clusters: the brightest cluster galaxies (BCGs) and the intracl…
Diffuse Light in Milky-Way like Haloes
E. Contini, S. Han, S. Jeon +2
We investigate the diffuse light (DL) content of dark matter haloes in the mass range , a range that includes also the dark matter halo of the Milky-W…
The Connection between the Intracluster Light and its Host Halo: Formation Time and Contribution from Different Channels
Emanuele Contini, Jinsu Rhee, San Han +2
We extend the analysis presented in \cite{contini2023a} to higher redshifts, up to , by focusing on the relation between the intracluster light (ICL) fraction and the halo mas…
The Intracluster Light and its Link with the Dynamical State of the Host Group/Cluster: the Role of the Halo Concentration
E. Contini, S. Jeon, J. Rhee +2
We investigate on the role of the halo concentration in the formation of the intra-cluster light (ICL) in galaxy groups and clusters, as predicted by a state-of-art semi-analytic m…
The Transition Region between Brightest Cluster Galaxies and Intra-Cluster Light in Galaxy Groups and Clusters
E. Contini, H. Z. Chen, Q. S. Gu
We take advantage of a state-of-art semi analytic model of galaxy formation, and the model presented in \citet{contini21a}, to investigate the mass distribution of Brightest Cluste…
Star-Forming S0 Galaxies in SDSS-IV MaNGA Survey
Ke Xu, Qiusheng Gu, Shiying Lu +3
To investigate star-forming activities in early-type galaxies, we select a sample of 52 star-forming S0 galaxies (SFS0s) from the SDSS-IV MaNGA survey. We find that SFS0s have smal…
On The Origin And Evolution Of The Intra-Cluster Light: A Brief Review Of The Most Recent Developments
Emanuele Contini
Not all the light in galaxy groups and clusters comes from stars that are bound to galaxies. A significant fraction of it constitutes the so-called intracluster or diffuse light (I…
Brightest Cluster Galaxies and Intra-Cluster Light: Their Mass Distribution in the Innermost Regions of Groups and Clusters
Emanuele Contini, QiuSheng Gu
We improve the model presented in Contini & Gu 2020 that describes the radial mass distribution of brightest cluster galaxies (BCGs) and the diffuse component also known as intra-c…
YZiCS: On the Mass Segregation of Galaxies in Clusters
Seonwoo Kim, Emanuele Contini, Hoseung Choi +5
Mass segregation, a tendency of more massive galaxies being distributed closer to the cluster center, is naturally expected from dynamical friction, but its presence is still contr…
On the Mass Distribution of the Intra-Cluster Light in Galaxy Groups and Clusters
Emanuele Contini, Qiu Sheng Gu
We take advantage of a semi-analytic model with a state-of-art implementation of the formation of the intra-cluster light (ICL) to study the mass distribution of the ICL in galaxy…
YZiCS: Unveiling Quenching History of Cluster Galaxies Using Phase-space Analysis
Jinsu Rhee, Rory Smith, Hoseung Choi +4
We used the time since infall (TSI) of galaxies, obtained from the Yonsei Zoom-in Cluster Simulation, and the star formation rate (SFR) from the Sloan Digital Sky Survey (SDSS) Dat…
The Roles of Mass and Environment in the Quenching of Galaxies. II
E. Contini, Q. Gu, X. Ge +3
We take advantage of an analytic model of galaxy formation coupled to the merger tree of an N-body simulation to study the roles of environment and stellar mass in the quenching of…