3 papers
astro-ph.CO2026
Methodological Frontiers in 21-cm Intensity Mapping: the Treatment of Systematics and Foreground Contamination
Marta Spinelli, Matilde Barberi-Squarotti, José Luis Bernal +29
The distribution of neutral hydrogen (HI) in the post-reionization universe traces the cosmic large-scale structure and therefore serves as a powerful cosmological probe. An effici…
astro-ph.GA2026
Weak Lensing with the SKAO: Radio Shear Measurement
Priyamvad Tripathi, Marzia Rivi, Simon Prunet +2
Cosmic shear measurements have traditionally been dominated by optical surveys, which offer higher resolution, better sensitivity, higher galaxy number density, and wider area cove…
astro-ph.IM2025
A Decentralized Framework for Radio-interferometric Image Reconstruction
S. Wang, S. Mignot, S. Prunet +3
The advent of large aperture arrays, such as the ones currently under construction for the SKA project, allows for observing the Universe in the radio-spectrum at unprecedented res…