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astro-ph.CO2025
Updated bounds on ultra-light dark matter from the tiniest galaxies
Simon May, Neal Dalal, Andrey Kravtsov
The particle mass of dark matter (DM) was previously constrained using kinematics of ultra-faint dwarf galaxies to . This constraint, which excl…
astro-ph.CO2025
Constraints on blue and red tilted primordial power spectra using dwarf galaxy properties
Ariane Dekker, Andrey Kravtsov
Although the standard +Cold Dark Matter (CDM) model is well tested on large scales, the primordial power spectrum may deviate from the CDM spectrum on small scales due…