activity
20232025
collaborators

5 papers

astro-ph.CO2025

Addressing Synchrotron Challenges for CMB Observations: ELFS-SA Collaboration for Robust Foreground Removal

E. de la Hoz, A. Mennella, K. Arnold +17

Upcoming cosmic microwave background (CMB) experiments aim to detect primordial gravitational waves with unprecedented sensitivity. Effective foreground removal is essential to avo…

astro-ph.IM2025

A chemically etched D-band waveguide orthomode transducer for CMB measurements

E. Manzan, A. Mennella, F. Cavaliere +21

This study presents a prototype D-band waveguide orthomode transducer (OMT) fabricated using chemically etched brass platelets. This method offers a fast, cost-effective, and scala…

astro-ph.IM2024

The European Low Frequency Survey on the Simons Array

Aniello Mennella, Kam Arnold, Susanna Azzoni +18

In this paper we present the European Low Frequency Survey (ELFS), a project that will enable foregrounds-free measurements of the primordial -mode polarization and a detection…

astro-ph.IM2024

Measuring the CMB spectral distortions with COSMO: the multi-mode antenna system

E. Manzan, L. Albano, C. Franceschet +29

In this work, we present the design and manufacturing of the two multi-mode antenna arrays of the COSMO experiment and the preliminary beam pattern measurements of their fundamenta…

astro-ph.CO2023

The European Low Frequency Survey

Aniello Mennella, Kam Arnold, Susanna Azzoni +18

In this paper we present the European Low Frequency Survey (ELFS), a project that will enable foregrounds-free measurements of primordial -mode polarization to a level 10…