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20182026
most citedH-AMR: A New GPU-accelerated GRMHD Code for Exascale Computing With 3D Adaptive Mesh Refinement and Local Adaptive Time-stepping

102 citations · 465 across the 20 of their papers we have counts for

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astro-ph.GA2026

Balmer Absorption Series and Broad Metal Lines in Two Luminous Little Red Dots

Bingjie Wang, Jenny E. Greene, Hanpu Liu +21

Balmer absorption is common among little red dots (LRDs), but absorbers at or redward of systemic are rare, occurring in only \% of H absorbers. In this paper, we stu…

astro-ph.HE2026

Little Red Dots As Super-Eddington Fountain Flows

Nicholas Kaaz, Eliot Quataert, Taya Govreen-Segal +1

Little red dots (LRDs) may be powered by supermassive black holes (SMBHs) accreting above the Eddington limit. Spectroscopy of LRDs often shows absorption troughs blueshifted by $\…