activity
20142026
most citedThe Dawn of FIMP Dark Matter: A Review of Models and Constraints

532 citations · 7.4k across the 95 of their papers we have counts for

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Showing astro-ph.COShow all

65 papers · 1 filter

astro-ph.CO2026

FLUMEN: Neural Emulator of an Advanced Stochastic Weak Lensing Model

Galymzhan Baltabay, Ville Vaskonen

Weak gravitational lensing by intervening structure magnifies distant sources and induces scatter in their luminosity distances. We develop an improved stochastic model for the dis…

astro-ph.CO2026

The Loud Tail of the Supermassive Black Hole Binary Population: Multimessenger Candidates and Prospects for SKAO

Juhan Raidal, Ville Vaskonen, Juan Urrutia +1

We assess whether electromagnetically identified supermassive black hole (SMBH) binary candidates populate the rare, high-amplitude tail of the gravitational wave (GW) amplitude di…

astro-ph.CO2026

Constraints on primordial black holes from the first part of LIGO-Virgo-KAGRA fourth observing run

M. Andrés-Carcasona, A. J. Iovino, E. Vallejo-Pagès +4

We analyse primordial black hole (PBH) populations using state-of-the-art modelling of PBH binaries, deriving the strongest bounds on PBH abundance in the - rang…

astro-ph.CO2026

JWST Constraints on Primordial Magnetic Fields

Malcolm Fairbairn, María Olalla Olea-Romacho, Juan Urrutia +1

Primordial magnetic fields (PMFs) enhance small-scale structure formation through the Lorentz force acting on baryons, boosting the abundance of low-mass halos and their hosted gal…

astro-ph.CO2026

The Heavy Tailed Non-Gaussianity of the Supermassive Black Hole Gravitational Wave Background

Juhan Raidal, Juan Urrutia, Ville Vaskonen +1

We study the non-Gaussian features of the gravitational wave (GW) background generated by a population of inspiraling supermassive black hole (SMBH) binaries. We show that the SMBH…

astro-ph.CO2026

Probing Cosmic Expansion and Early Universe with Einstein Telescope

Angelo Ricciardone, Mairi Sakellariadou, Archisman Ghosh +52

Over the next two decades, gravitational-wave (GW) observations are expected to evolve from a discovery-driven endeavour into a precision tool for astrophysics, cosmology, and fund…