19–22 May 2025
Brussels
Europe/Brussels timezone

The Irrelevance of Primordial Black Hole Clustering in the LVK mass range

21 May 2025, 15:10
20m
Brussels

Brussels

Speaker

Andrea Ianniccari (University of Geneva)

Description

The physics of Primordial Black Holes has garnered significant interest in recent years, largely due to the numerous detections of gravitational
waves originating from BH binary mergers and the hypothesis that some of
these may be of primordial origin.
We show that in realistic models where primordial black holes are formed due to the collapse of sizeable inflationary perturbations, their initial spatial clustering beyond Poisson distribution does not play any role in the binary mergers, including sub-solar primordial black holes, responsible for the gravitational waves detectable by LIGO-Virgo-KAGRA.

Author

Andrea Ianniccari (University of Geneva)

Co-authors

Antonio Junior Iovino (New York University Abu Dhabi) Antonio Walter Riotto (Universite de Geneve (CH)) Mrs Gabriele Franciolini Gabriele Perna (University of Padova) Hardi Veermäe (National Institute of Chemical Physics and Biophysics (EE)) Vincent Desjacques

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