Strong dark matter self-interactions diversify halo populations within and surrounding the milky way
We perform a high-resolution cosmological zoom-in simulation of a Milky Way (MW)–like
system, which includes a realistic Large Magellanic Cloud analog, using a large differential …
system, which includes a realistic Large Magellanic Cloud analog, using a large differential …
Symphony: Cosmological Zoom-in Simulation Suites over Four Decades of Host Halo Mass
We present Symphony, a compilation of 262 cosmological, cold-dark-matter-only zoom-in
simulations spanning four decades of host halo mass, from 10 11–10 15 M⊙. This …
simulations spanning four decades of host halo mass, from 10 11–10 15 M⊙. This …
Symfind: Addressing the fragility of subhalo finders and revealing the durability of subhalos
P Mansfield, E Darragh-Ford, Y Wang… - The Astrophysical …, 2024 - iopscience.iop.org
A major question in ΛCDM is what this theory actually predicts for the properties of subhalo
populations. Subhalos are difficult to accurately simulate and to find within simulations, and …
populations. Subhalos are difficult to accurately simulate and to find within simulations, and …
Please repeat: Strong lensing of gravitational waves as a probe of compact binary and galaxy populations
Strong gravitational lensing of gravitational wave sources offers a novel probe of both the
lens galaxy and the binary source population. In particular, the strong lensing event rate and …
lens galaxy and the binary source population. In particular, the strong lensing event rate and …
Motivations for a large self-interacting dark matter cross-section from Milky Way satellites
We explore the properties of Milky Way (MW) subhaloes in self-interacting dark matter
models for moderate cross-sections of 1–5 cm2 g− 1 using high-resolution zoom-in N-body …
models for moderate cross-sections of 1–5 cm2 g− 1 using high-resolution zoom-in N-body …
Snowmass2021 cosmic frontier white paper: dark matter physics from halo measurements
The non-linear process of cosmic structure formation produces gravitationally bound
overdensities of dark matter known as halos. The abundances, density profiles, ellipticities …
overdensities of dark matter known as halos. The abundances, density profiles, ellipticities …
Detailed chemical abundances of stars in the outskirts of the Tucana II ultrafaint dwarf galaxy
We present chemical abundances and velocities of five stars between 0.3 and 1.1 kpc from
the center of the Tucana II ultrafaint dwarf galaxy (UFD) from high-resolution Magellan/MIKE …
the center of the Tucana II ultrafaint dwarf galaxy (UFD) from high-resolution Magellan/MIKE …
Milky Way satellite census. IV. Constraints on decaying dark matter from observations of Milky Way satellite galaxies
We use a recent census of the Milky Way (MW) satellite galaxy population to constrain the
lifetime of particle dark matter (DM). We consider two-body decaying dark matter (DDM) in …
lifetime of particle dark matter (DM). We consider two-body decaying dark matter (DDM) in …
Cosmological and idealized simulations of dark matter haloes with velocity-dependent, rare and frequent self-interactions
MS Fischer, L Kasselmann, M Brüggen… - Monthly Notices of …, 2024 - academic.oup.com
Dark matter self-interactions may have the capability to solve or at least mitigate small-scale
problems of the cosmological standard model, Lambda cold dark matter. There are a variety …
problems of the cosmological standard model, Lambda cold dark matter. There are a variety …
The agora high-resolution galaxy simulations comparison project. v. satellite galaxy populations in a cosmological zoom-in simulation of a milky way–mass halo
We analyze and compare the satellite halo populations at z∼ 2 in the high-resolution
cosmological zoom-in simulations of a 10 12 M⊙ target halo (z= 0 mass) carried out on …
cosmological zoom-in simulations of a 10 12 M⊙ target halo (z= 0 mass) carried out on …