activity
20232026
most citedGA-NIFS: Black hole and host galaxy properties of two z6.8 quasars from the NIRSpec IFU

67 citations · 197 across the 13 of their papers we have counts for

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Showing 2025Show all

5 papers · 1 filter

astro-ph.GA2025★ 2 cited

GA-NIFS: Powerful and frequent outflows in moderate-luminosity active galactic nuclei at

Giacomo Venturi, Stefano Carniani, Elena Bertola +18

The period between z ~ 3-6, a key transformational phase in galaxy evolution preceding 'cosmic noon' (z ~ 1-3), is very poorly explored in terms of feedback from AGN acting through…

astro-ph.GA2025

GA-NIFS: an extended [OIII] halo around the sub-Eddington quasar J1342+0928 at z=7.54

Bartolomeo Trefoloni, Stefano Carniani, Elena Bertola +18

The James Webb Space Telescope (\textit{JWST}) opened a new observational window on the primordial Universe. Here we present new JWST NIRSpec integral field spectroscopy (IFS) obse…

astro-ph.GA2025★ 2 cited

Extreme Galaxy-scale Outflows Are Frequent among Luminous Early Quasars

Weizhe Liu, Xiaohui Fan, Huan Li +23

The existence of abundant post-starburst/quiescent galaxies just 1-2 Gyrs after the Big Bang challenges our current paradigm of galaxy evolution. Cosmological simulations sug…

astro-ph.GA2025★ 2 cited

Population III star formation near high-redshift active galactic nuclei

Ethan M. Fisk, Madeline A. Marshall, Phoebe R. Upton Sanderbeck +1

Using cosmological radiation-hydrodynamical simulations, we study the effect of accreting supermassive black holes (SMBHs) on nearby dark-matter (DM) haloes in the very early unive…

astro-ph.GA2025★ 10 cited

GA-NIFS: Mapping AGN-driven ionized outflows in the COSMOS field

E. Bertola, G. Cresci, G. Venturi +17

Active galactic nuclei (AGNi) are a key ingredient in galaxy evolution and possibly shape galaxy growth through the generation of powerful outflows. Little is known regarding AGN-d…