Massive central galaxies of galaxy groups in the Romulus simulations: an overview of galaxy properties at z = 0

SL Jung, D Rennehan, V Saeedzadeh… - Monthly Notices of …, 2022 - academic.oup.com
Contrary to many stereotypes about massive galaxies, observed brightest group galaxies
(BGGs) are diverse in their star formation rates, kinematic properties, and morphologies …

The IllustrisTNG simulations: public data release

D Nelson, V Springel, A Pillepich… - Computational …, 2019 - Springer
We present the full public release of all data from the TNG100 and TNG300 simulations of
the IllustrisTNG project. IllustrisTNG is a suite of large volume, cosmological, gravo …

On the origin of the chemical bimodality of disc stars: a tale of merger and migration

T Buck - Monthly Notices of the Royal Astronomical Society, 2020 - academic.oup.com
ABSTRACT The Milky Way's (MW) stellar disc exhibits a bimodality in the [Fe/H] versus
[α/Fe] plane, showing a distinct high-and low-α sequences whose origin is still under debate …

NIHAO-UHD: the properties of MW-like stellar discs in high-resolution cosmological simulations

T Buck, A Obreja, AV Macciò, I Minchev… - Monthly Notices of …, 2020 - academic.oup.com
Simulating thin and extended galactic discs has long been a challenge in computational
astrophysics. We introduce the NIHAO-UHD suite of cosmological hydrodynamical …

Introducing romulusc: a cosmological simulation of a galaxy cluster with an unprecedented resolution

M Tremmel, TR Quinn, A Ricarte, A Babul… - Monthly Notices of …, 2019 - academic.oup.com
We present the first results from romulusc, the highest resolution cosmological
hydrodynamic simulation of a galaxy cluster run to date. romulusc, a zoom-in simulation of a …

Cool and gusty, with a chance of rain: dynamics of multiphase CGM around massive galaxies in the Romulus simulations

V Saeedzadeh, SL Jung, D Rennehan… - Monthly Notices of …, 2023 - academic.oup.com
Using high-resolution Romulus simulations, we explore the origin and evolution of the
circumgalactic medium (CGM) in the region 0.1≤ R/R 500≤ 1 around massive central …

Origins and demographics of wandering black holes

A Ricarte, M Tremmel, P Natarajan… - Monthly Notices of …, 2021 - academic.oup.com
We characterize the population of wandering black holes, defined as those physically offset
from their halo centres, in the romulus cosmological simulations. Unlike most other currently …

The formation of ultradiffuse galaxies in the RomulusC galaxy cluster simulation

M Tremmel, AC Wright, AM Brooks… - Monthly Notices of …, 2020 - academic.oup.com
We study the origins of 122 ultradiffuse galaxies (UDGs) in the Romulus c zoom-in
cosmological simulation of a galaxy cluster (M 200= 1.15× 1014 M⊙), one of the only such …

The formation of isolated ultradiffuse galaxies in romulus25

AC Wright, M Tremmel, AM Brooks… - Monthly Notices of …, 2021 - academic.oup.com
We use the romulus25 cosmological simulation volume to identify the largest-ever simulated
sample of field ultradiffuse galaxies (UDGs). At z= 0, we find that isolated UDGs have …

VINTERGATAN-GM: The cosmological imprints of early mergers on Milky-Way-mass galaxies

MP Rey, O Agertz, TK Starkenburg… - Monthly Notices of …, 2023 - academic.oup.com
We present a new suite of cosmological zoom-in hydrodynamical (spatial resolution)
simulations of Milky-Way mass galaxies to study how a varying mass ratio for a Gaia …