activity
20232026
most citedRIGEL: Simulating dwarf galaxies at solar mass resolution with radiative transfer and feedback from individual massive stars

36 citations · 68 across the 10 of their papers we have counts for

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Showing astro-ph.GAShow all

8 papers · 1 filter

astro-ph.GA2026

Rapid Growth of Intermediate-Mass Black Holes through Disk-induced Stellar Disruptions

Mengye Wang, Yiqiu Ma, Qingwen Wu +3

Dense nuclear star clusters provide unique environments for studying the dynamical interactions between stars and massive black holes. When an accretion disk is present, dissipativ…

astro-ph.GA2026

Black hole populations and hierarchical growth across the AGN parameter space

Maria Paola Vaccaro, Michela Mapelli, Alessandro Alberto Trani +1

Active galactic nuclei (AGNs) have been proposed as efficient environments for the formation of binary black holes (BBHs). We present an updated semi-analytical framework for BBH f…

astro-ph.GA2026

Towards A Universal Analytical Model of Population III Star Formation: A Bridge Between Cosmological Scales and Protostars

James Gurian, Boyuan Liu, Donghui Jeong +4

We construct an analytical model of Population III star formation that connects the cosmological radiation background to sub-AU protostellar disk fragmentation, a dynamic range ina…

astro-ph.GA2026

Direct N-body simulations of rotating and extremely massive Population III star clusters

Kai Wu, Ataru Tanikawa, Francesco Flammini Dotti +6

Aims. We present eight direct N-body simulations with NBODY6++GPU of extremely massive, initially rotating Population III star clusters with 1.01 x 10^5 stars. Methods. Our models…

astro-ph.GA2026★ 2 cited

The Cliff: A Metal-Poor Little Red Dot Hosting an Overmassive Black Hole at

Lucy R. Ivey, Francesco D'Eugenio, Roberto Maiolino +18

JWST has revealed a large population of massive black holes (BHs) in the early Universe with unusual properties which mark them as distinct from low-redshift active galactic nuclei…

astro-ph.GA2024

An Analytic Model of Gravitational Collapse Induced by Radiative Cooling: Instability Scale, Infall Velocity, and Accretion Rate

James Gurian, Boyuan Liu, Donghui Jeong +3

We present an analytic description of the spherically symmetric gravitational collapse of radiatively cooling gas clouds, which illustrates the mechanism by which radiative cooling…

astro-ph.GA2024★ 3 cited

Towards a universal analytical model for Population III star formation: interplay between feedback and fragmentation

Boyuan Liu, James Gurian, Kohei Inayoshi +4

JWST has brought us new insights into Cosmic Dawn with tentative detection of the unique signatures of metal-free Population III (Pop III) stars, such as strong HeII emission, extr…

astro-ph.GA2024★ 36 cited

RIGEL: Simulating dwarf galaxies at solar mass resolution with radiative transfer and feedback from individual massive stars

Yunwei Deng, Hui Li, Boyuan Liu +3

We introduce the RIGEL model, a novel framework to self-consistently model the effects of stellar feedback in the multiphase ISM of dwarf galaxies with radiative transfer (RT) on a…