activity
20052026
most citedInstabilities in the time-dependent neutrino disc in Gamma-Ray Bursts

104 citations · 162 across the 16 of their papers we have counts for

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9 papers · 1 filter

astro-ph.HE2026

Signatures of Compact Object Mergers Inside Stars in AGN Disks

Matteo Cantiello, Alexander J. Dittmann, Saavik Ford +4

Disks of gas accreting onto supermassive black holes, powering active galactic nuclei (AGN), can capture stars from nuclear star clusters or form stars in situ via gravitational in…

astro-ph.HE2026

McFACTS. IV. Electromagnetic Counterparts to AGN-disk-embedded Binary Black Hole Mergers

Emily McPike, Rosalba Perna, K. E. Saavik Ford +10

The accretion disks of active galactic nuclei (AGNs) are promising environments for producing binary black hole (BBH) mergers, which have been detected via gravitational waves (GWs…

astro-ph.HE2025

Pulsational Instability of Quasi-Stars: Interpreting the Variability of Little Red Dots

Matteo Cantiello, Jake B. Hassan, Rosalba Perna +5

The JWST discovery of "Little Red Dots" (LRDs) has revealed a population of compact, red sources at that likely host supermassive black holes (SMBHs). Recent observat…

astro-ph.HE2025

Hydrodynamic Simulations of Tidal Disruption Encores

Ian P. A. Johnson, Taeho Ryu, Rosalba Perna

We present hydrodynamic simulations with the moving-mesh code AREPO of Tidal Disruption Encores (TDEEs) in nuclear star clusters (NSCs). TDEEs arise when a stellar-mass black hole…

astro-ph.HE2025

The Photospheric Emission of a Short-Duration Gamma-Ray Burst Emerging from a Realistic Binary Neutron Star Merger

Nathan Walker, Davide Lazzati, Tyler Parsotan +1

The almost simultaneous detection of GRB170817A and GW170817 ushered in nearly a decade of interest in binary neutron star mergers and their multi-messenger signals, resulting in a…

astro-ph.HE2024★ 6 cited

The Cosmological Population of Gamma-Ray Bursts from the Disks of Active Galactic Nuclei

Hoyoung D. Kang, Rosalba Perna, Davide Lazzati +1

With the discovery of gravitational waves (GWs), Active Galactic Nuclei (AGN) disks have emerged as an interesting environment for hosting a fraction of their sources. AGN disks ar…