3 papers
astro-ph.CO2026
The Linear Point Standard Ruler with DESI DR1 and DR2 Data
N. Uberoi, F. Nikakhtar, N. Padmanabhan +45
The linear point, a purely geometric feature in the monopole of the two-point correlation function, has been proposed as an alternative standard ruler. Compared to the peak in the…
astro-ph.CO2026
The AIDA-TNG project: 3D halo shapes
C. Giocoli, G. Despali, L. Moscardini +4
Context. The shapes of dark matter halos can be used to constrain the fundamental properties of dark matter. In standard Cold Dark Matter (CDM) cosmologies, halos are typically tri…
astro-ph.CO2025
Unexpected shape of the primordial black hole mass function
Jacopo Fumagalli, Jaume Garriga, Cristiano Germani +1
In a Universe with nearly-Gaussian initial curvature perturbations, the abundance of primordial black holes can be derived from the curvature power spectrum. When the latter is enh…