3 papers
astro-ph.CO2026
The Dark Side of the Moon: Listening to Scalar-Induced Gravitational Waves
D. Blas, J. W. Foster, Y. Gouttenoire +4
The collapse of large-amplitude primordial curvature perturbations into planetary-mass primordial black holes generates a scalar-induced gravitational wave background in the Hz…
hep-th2026
Megahertz Gravitational Waves from Neutron Star Mergers
Diego Blas, Jorge Casalderrey-Solana, David Mateos +1
Neutron star mergers provide a unique laboratory for the study of strong-field gravity coupled to quantum chromodynamics in extreme conditions. The frequencies and amplitudes of th…
hep-ex2025
Search for high-frequency gravitational waves via re-analysis of cavity axion data
Younggeun Kim, Jordan Gué, Changhao Xu +17
Monochromatic high-frequency gravitational waves (HFGW) provide a distinctive probe of new physics scenarios, most notably axion clouds around rotating black holes formed via super…