Small-Scale Challenges to the Λ CDM Paradigm

JS Bullock, M Boylan-Kolchin - Annual Review of Astronomy …, 2017 - annualreviews.org
The dark energy plus cold dark matter (ΛCDM) cosmological model has been a
demonstrably successful framework for predicting and explaining the large-scale structure of …

Baryonic solutions and challenges for cosmological models of dwarf galaxies

LV Sales, A Wetzel, A Fattahi - Nature Astronomy, 2022 - nature.com
Galaxies and their dark-matter haloes have posed several challenges to the dark energy
plus cold dark matter (Λ CDM) cosmological model. These discrepancies between …

Dark matter self-interactions and small scale structure

S Tulin, HB Yu - Physics Reports, 2018 - Elsevier
We review theories of dark matter (DM) beyond the collisionless paradigm, known as self-
interacting dark matter (SIDM), and their observable implications for astrophysical structure …

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 …

NIHAO XV: the environmental impact of the host galaxy on galactic satellite and field dwarf galaxies

T Buck, AV Macciò, AA Dutton… - Monthly Notices of the …, 2019 - academic.oup.com
We study the impact of the host on dwarf galaxy properties using four new Milky Way (MW)-
like, ultra-high-resolution simulations (N part> 107) from the NIHAO project. We split our …

HELLO project: high-z evolution of large and luminous objects

S Waterval, AV Macciò, T Buck, A Obreja… - Monthly Notices of …, 2024 - academic.oup.com
We present the High-z Evolution of Large and Luminous Objects (HELLO) project, a set of
high-resolution cosmological simulations aimed to study Milky Way analogues () at high …

Modeling the connection between subhalos and satellites in Milky Way–like systems

EO Nadler, YY Mao, GM Green… - The Astrophysical …, 2019 - iopscience.iop.org
We develop a comprehensive and flexible model for the connection between satellite
galaxies and dark matter subhalos in dark matter-only zoom-in simulations of Milky Way …

MaNGA galaxy properties–II. A detailed comparison of observed and simulated spiral galaxy scaling relations

N Arora, S Courteau, C Stone… - Monthly Notices of the …, 2023 - academic.oup.com
We present a catalogue of dynamical properties for 2368 late-type galaxies from the MaNGA
survey. The latter complements the catalogue of photometric properties for the same sample …

NIHAO XIX: how supernova feedback shapes the galaxy baryon cycle

É Tollet, A Cattaneo, AV Macciò… - Monthly Notices of the …, 2019 - academic.oup.com
We have used the NIHAO (Numerical Investigation of a Hundred Astrophysical Objects)
simulations to explore how supernovae (SNe) affect star formation in galaxies. We find that …

NIHAO–XXV. Convergence in the cusp-core transformation of cold dark matter haloes at high star formation thresholds

AA Dutton, T Buck, AV Macciò, KL Dixon… - Monthly Notices of …, 2020 - academic.oup.com
We use cosmological hydrodynamical galaxy formation simulations from the NIHAO project
to investigate the response of cold dark matter (CDM) haloes to baryonic processes …