3 papers
astro-ph.HE2025
GW241011 and GW241110: Exploring Binary Formation and Fundamental Physics with Asymmetric, High-Spin Black Hole Coalescence
The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1783
We report the observation of gravitational waves from two binary black hole coalescences during the fourth observing run of the LIGO--Virgo--KAGRA detector network, GW241011 and GW…
astro-ph.HE2025
Inferring the pair-instability mass gap from gravitational wave data
Fabio Antonini, Thomas Callister, Fani Dosopoulou +2
We use hierarchical Bayesian inference with non-parametric Gaussian process models to investigate the effective inspiral spin parameter, , as a function of primary bla…
astro-ph.HE2025
Possible binary neutron star merger history of the primary of GW230529
Parthapratim Mahapatra, Debatri Chattopadhyay, Anuradha Gupta +4
Black holes (BHs) with masses between , produced by a binary neutron star (BNS) merger, can further pair up with a neutron star or BH and merge again within a Hu…