activity
20222026
most citedGreat Balls of FIRE IV. The contribution of massive star clusters to the astrophysical population of merging binary black holes

5 citations · 9 across the 11 of their papers we have counts for

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Showing astro-ph.GAShow all

11 papers · 1 filter

astro-ph.GA2026

Enhanced Multiphase Circumgalactic Medium and Gas Cycling in Galaxy Mergers

Maolan Yang, Suoqing Ji, Robert Feldmann +9

We investigate the impact of galaxy mergers on the circumgalactic medium (CGM) using the FIREbox cosmological hydrodynamic simulation. By comparing matched samples of merging and i…

astro-ph.GA2025

Igniting galaxy formation in the post-reionization universe

Jorge Moreno, Coral Wheeler, Francisco J. Mercado +9

It is widely believed that the ultraviolet background produced during the epoch of reionization conspires against the formation of low-mass galaxies. Indeed, this mechanism is ofte…

astro-ph.GA2025

The quenched fraction of satellites around simulated Milky Way-mass galaxies

Francisco J. Mercado, Devontae C. Baxter, M. Katy Rodriguez Wimberly +7

We compare satellite quenched fractions across three cosmological simulation suites (FIREbox, the FIRE-2 zoom-ins, and IllustrisTNG50) and observational datasets from SAGA, ELVES,…

astro-ph.GA2025

The Nature of Post-Starburst Galaxies: Real Deal or Masquerading Impostors?

Elia Cenci, Robert Feldmann, Sarah Wellons +7

Post-starburst galaxies (PSBs) are a population of galaxies with spectral and photometric features indicative of rapid quenching following a recent starburst. The origin and nature…

astro-ph.GA2025★ 5 cited

Great Balls of FIRE IV. The contribution of massive star clusters to the astrophysical population of merging binary black holes

Tristan Bruel, Astrid Lamberts, Carl L. Rodriguez +3

The detection of over a hundred gravitational wave signals from double compacts objects have confirmed the existence of such binaries with tight orbits. Two main formation channels…

astro-ph.GA2024★ 1 cited

Inflow and outflow properties, not total gas fractions, drive the evolution of the mass-metallicity relation

Luigi Bassini, Robert Feldmann, Jindra Gensior +5

Observations show a tight correlation between the stellar mass of galaxies and their gas-phase metallicity (MZR). This relation evolves with redshift, with higher-redshift galaxies…

astro-ph.GA2023

Starburst-induced gas-stars kinematic misalignment

Elia Cenci, Robert Feldmann, Jindra Gensior +4

A kinematic misalignment of the stellar and gas components is a phenomenon observed in a significant fraction of galaxies. However, the underlying physical mechanisms are not well…

astro-ph.GA2023★ 1 cited

HI discs of L galaxies as probes of the baryonic physics of galaxy evolution

Jindra Gensior, Robert Feldmann, Marta Reina-Campos +7

Understanding what shapes the cold gas component of galaxies, which both provides the fuel for star formation and is strongly affected by the subsequent stellar feedback, is a cruc…

astro-ph.GA2023

Starbursts driven by central gas compaction

Elia Cenci, Robert Feldmann, Jindra Gensior +3

Starburst (SB) galaxies are a rare population of galaxies with star formation rates (SFRs) greatly exceeding those of the majority of star-forming galaxies with similar stellar mas…

astro-ph.GA2023★ 2 cited

Modeling the orbital histories of satellites of Milky Way-mass galaxies: testing static host potentials against cosmological simulations

Isaiah B. Santistevan, Andrew Wetzel, Erik Tollerud +3

Understanding the evolution of satellite galaxies of the Milky Way (MW) and M31 requires modeling their orbital histories across cosmic time. Many works that model satellite orbits…

astro-ph.GA2022

Gas Morphology of Milky Way-like Galaxies in the TNG50 Simulation: Signals of Twisting and Stretching

Thomas K. Waters, Colton Peterson, Razieh Emami +9

We present an in-depth analysis of gas morphologies for a sample of 25 Milky Way-like galaxies from the IllustrisTNG TNG50 simulation. We constrain the morphology of cold, warm, ho…