Cosmological Inference with Gravitational Waves and Euclid Galaxy Surveys

Not scheduled
20m
IAP

IAP

Speaker

Sarah Ferraiuolo (CPPM at Aix-Marseille University (AMU) & Università di Roma, La Sapienza)

Description

We present a preliminary study aimed at using the galaxy catalog released by Euclid for Gravitational-wave (GW) cosmology. I will firstly present an overview of the galaxy catalogs released and planned to be released with Euclid, focusing on their overlap with current GW detections. We identified six candidate events with significant spatial overlap with Euclid. I will then focus on presenting the characterization of the luminosity function and completeness of galaxies reported in Euclid Data Release 1 (DR1) and explain how these key studies are at the base of the dark siren method for GW cosmology. Our results represent an initial step toward establishing Euclid as a key resource for dark siren analyses in gravitational-wave cosmology

Author

Sarah Ferraiuolo (CPPM at Aix-Marseille University (AMU) & Università di Roma, La Sapienza)

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