activity
20062026
most citedCuspy No More: How Outflows Affect the Central Dark Matter and Baryon Distribution in Lambda CDM Galaxies

640 citations · 5.5k across the 59 of their papers we have counts for

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Showing astro-ph.GAShow all

39 papers · 1 filter

astro-ph.GA2026

A multi-scale view of molecular gas and magnetic fields in the Antennae galaxies

Akhil Lasrado, Enrique Lopez-Rodriguez, Claudia Cicone +5

Major mergers are transformative events in galaxy evolution, dynamically reshaping the stellar and gas makeup of the hosts, as well as the galaxy-scale magnetic fields (B-fields) t…

astro-ph.GA2025

Marvelous Metals: Surveying the Circumgalactic Medium of Simulated Dwarf Galaxies

Daniel R. Piacitelli, Alyson M. Brooks, Charlotte Christensen +7

Dwarf galaxies are uniquely sensitive to energetic feedback processes and are known to experience substantial mass and metal loss from their disk. Here, we investigate the circumga…

astro-ph.GA2024★ 4 cited

Constraining the physical properties of gas in high-z galaxies with far-infrared and submillimetre line ratios

Alice Schimek, Claudia Cicone, Sijing Shen +3

Optical emission line diagnostics, which are a common tool to constrain the properties of the interstellar medium (ISM) of galaxies, become progressively inaccessible at higher red…

astro-ph.GA2024★ 6 cited

Atacama Large Aperture Submillimeter Telescope (AtLAST) Science: The hidden circumgalactic medium

Minju M. Lee, Alice Schimek, Claudia Cicone +29

Our knowledge of galaxy formation and evolution has incredibly progressed through multi-wavelength observational constraints of the interstellar medium (ISM) of galaxies at all cos…

astro-ph.GA2023★ 1 cited

The origin of cold gas in the Circumgalactic Medium

Davide Decataldo, Sijing Shen, Lucio Mayer +2

The presence of cold ( K) gas in the circumgalactic medium (CGM) of galaxies has been confirmed both in observations and high-resolution simulations, but its origi…

astro-ph.GA2023★ 25 cited

High resolution modeling of [CII], [CI], [OIII] and CO line emission from the ISM and CGM of a star forming galaxy at z ~ 6.5

Alice Schimek, Davide Decataldo, Sijing Shen +10

The circumgalactic medium (CGM) is a crucial component of galaxy evolution, but thus far its physical properties are highly unconstrained. As of yet, no cosmological simulation has…

astro-ph.GA2022★ 8 cited

Numerical dependencies of the galactic dynamo in isolated galaxies with SPH

Robert Wissing, Sijing Shen

Understanding the numerical dependencies that act on the galactic dynamo is a crucial step in determining what resolution and what conditions are required to properly capture the m…

astro-ph.GA2021★ 25 cited

The Dawn of Disk Formation in a Milky Way-sized Galaxy Halo: Thin Stellar Disks at

Tomas Tamfal, Lucio Mayer, Thomas R. Quinn +5

We present results from \textsc{GigaEris}, a cosmological, -body hydrodynamical "zoom-in" simulation of the formation of a Milky Way-sized galaxy halo with unprecedented resolut…

astro-ph.GA2021★ 19 cited

Magnetorotational instability with smoothed particle hydrodynamics

R. Wissing, S. Shen, J. Wadsley +1

We present a thorough numerical study on the MRI using the smoothed particle magnetohydrodynamics method (SPMHD) with the geometric density average force expression (GDSPH). We per…

astro-ph.GA2021★ 39 cited

The star formation history of Eridanus II: on the role of SNe feedback in the quenching of ultra-faint dwarf galaxies

C. Gallart, M. Monelli, T. Ruiz-Lara +17

Eridanus II (EriII) is an ultra-faint dwarf (UFD) galaxy (M_V=-7.1) located at a distance close to the Milky Way virial radius. Early shallow color-magnitude diagrams (CMD) indicat…

astro-ph.GA2020★ 18 cited

The baryon cycle of Seven Dwarfs with superbubble feedback

Mattia Mina, Sijing Shen, Benjamin Walter Keller +3

We present results from a high-resolution, cosmological, CDM simulation of a group of field dwarf galaxies with the "superbubble" model for clustered SN feedback, accounting for…

astro-ph.GA2020★ 150 cited

Ultra-faint dwarfs in a Milky Way context: Introducing the Mint Condition DC Justice League Simulations

Elaad Applebaum, Alyson M. Brooks, Charlotte R. Christensen +4

We present results from the "Mint" resolution DC Justice League suite of Milky Way-like zoom-in cosmological simulations, which extend our study of nearby galaxies down into the ul…

astro-ph.GA2019

The hidden circumgalactic medium

Claudia Cicone, Carlos De Breuck, Chian-Chou Chen +15

The cycling of baryons in and out of galaxies is what ultimately drives galaxy formation and evolution. The circumgalactic medium (CGM) represents the interface between the interst…

astro-ph.GA2018★ 30 cited

Barred galaxies in cosmological zoom-in simulations: the importance of feedback

Tommaso Zana, Pedro R. Capelo, Massimo Dotti +5

Bars are a key factor in the long-term evolution of spiral galaxies, in their unique role in redistributing angular momentum and transporting gas and stars on large scales. The Eri…

astro-ph.GA2018★ 67 cited

Tracing Outflowing Metals in Simulations of Dwarf and Spiral Galaxies

Charlotte R. Christensen, Romeel Dave, Alyson Brooks +2

We analyze the metal accumulation in dwarf and spiral galaxies by following the history of metal enrichment and outflows in a suite of twenty high-resolution simulated galaxies. Th…

astro-ph.GA2018★ 46 cited

Cosmological simulations of dwarfs: the need for ISM physics beyond SN feedback alone

Matthew C. Smith, Debora Sijacki, Sijing Shen

The dominant feedback mechanism in low mass haloes is usually assumed to take the form of massive stars exploding as supernovae (SNe). We perform very high resolution cosmological…

astro-ph.GA2018★ 29 cited

Bar resilience to flybys in a cosmological framework

Tommaso Zana, Massimo Dotti, Pedro R. Capelo +4

It has been proposed that close interactions with satellite galaxies can significantly perturb the morphology of the main galaxy. However, the dynamics of an already formed bar fol…

astro-ph.GA2018★ 144 cited

The FABLE simulations: A feedback model for galaxies, groups and clusters

Nicholas A. Henden, Ewald Puchwein, Sijing Shen +1

We present the Feedback Acting on Baryons in Large-scale Environments (FABLE) suite of cosmological hydrodynamical simulations of galaxies, groups and clusters. The simulations use…

astro-ph.GA2017★ 8 cited

The Contribution Of Outer HI Disks To The Merging Binary Black Hole Population

Sukanya Chakrabarti, Philip Chang, Richard O'Shaughnessy +5

We investigate the contribution of outer HI disks to the observable population of merging black hole binaries. Like dwarf galaxies, the outer HI disks of spirals have low star form…

astro-ph.GA2017★ 111 cited

Supernova feedback in numerical simulations of galaxy formation: separating physics from numerics

Matthew C. Smith, Debora Sijacki, Sijing Shen

While feedback from massive stars exploding as supernovae (SNe) is thought to be one of the key ingredients regulating galaxy formation, theoretically it is still unclear how the a…

astro-ph.GA2017★ 22 cited

The complementary roles of feedback and mergers in building the gaseous halo and the X-ray corona of Milky Way-sized galaxies

Aleksandra Sokolowska, Arif Babul, Lucio Mayer +2

We use high-resolution cosmological hydrodynamical simulations of Milky Way-sized galaxies with varying supernovae feedback strengths and merger histories to investigate the format…

astro-ph.GA2016★ 40 cited

Galactic angular momentum in cosmological zoom-in simulations. I. Disk and bulge components and the galaxy--halo connection

Aleksandra Sokolowska, Pedro R. Capelo, S. Michael Fall +3

We investigate the angular momentum evolution of four disk galaxies residing in Milky Way-sized halos formed in cosmological zoom-in simulations with various sub-grid physics and m…

astro-ph.GA2016★ 23 cited

Chemical enrichment of stars due to accretion from ISM during the Galaxy's assembly

Sijing Shen, Girish Kulkarni, Piero Madau +1

Using the Eris zoom-in cosmological simulation of assembly of a Milky Way analog, we study chemical enrichment of stars due to accretion of metal-enriched gas from the interstellar…

astro-ph.GA2016★ 101 cited

A survey of dual active galactic nuclei in simulations of galaxy mergers: frequency and properties

Pedro R. Capelo, Massimo Dotti, Marta Volonteri +3

We investigate the simultaneous triggering of active galactic nuclei (AGN) in merging galaxies, using a large suite of high-resolution hydrodynamical simulations. We compute dual-A…