3 papers
astro-ph.CO2026
The Effect of Foreground Galaxies on the Estimation of the Hubble Constant from Type Ia Supernovae
Amalia Villarrubia Aguilar, Julian Adamek
Type Ia supernovae are the established `standard candle' in the construction of the Hubble diagram out to high luminosity distances. Since the Hubble constant that best fits observ…
astro-ph.CO2025
The Simons Observatory: forecasted constraints on primordial gravitational waves with the expanded array of Small Aperture Telescopes
The Simons Observatory Collaboration, I. Abril-Cabezas, S. Adachi +479
We present updated forecasts for the scientific performance of the degree-scale (0.5 deg FWHM at 93 GHz), deep-field survey to be conducted by the Simons Observatory (SO). By 2027,…
astro-ph.IM2025
PROTOCALC, A W-band polarized calibrator for CMB Telescopes: application to Simons Observatory and CLASS
Gabriele Coppi, Nadia Dachlythra, Federico Nati +11
Current- and next-generation Cosmic Microwave Background (CMB) experiments will measure polarization anisotropies with unprecedented sensitivities. The need for high precision in t…