SK
Sophie Koudmani
astro-ph.GAastro-ph.COastro-ph.HEastro-ph.SR
On Valency
published · living versionsW_6bvm5vp9·v1 · currentpublished
Little Red Dots with Broad H Lines Reveal the Black Hole Mass Function at 7<z<9.5
with Anthony J. Taylor, Steven L. Finkelstein, Hollis B. Akins, Vasily Kokorev +27
1 version
Preprints & journals
30 papers in the corpus · 2018–2026Hierarchical Black Hole Mergers at High Redshift: Predictions for LISA and LGWA from SEEDZ2610.07183v1 · Daxal H. Mehta, Lewis R. Prole, John A. Regan et al.2026 · 0 citationsarXiv
The relationship between morphology, density, and location in the cosmic web from massive to dwarf galaxies2609.17662v1 · Ilin Lazar, Sugata Kaviraj, Aaron E. Watkins et al.2026 · 0 citationsarXiv
How to raise a supermassive black hole: interpreting early JWST AGN with the AESOPICA simulations2607.26177v1 · Sophie Koudmani, Jan Scholtz, Anthony J. Taylor et al.2026 · 0 citationsarXiv
Global trends in morphology from massive to dwarf galaxies2606.30719v1 · Ilin Lazar, Sugata Kaviraj, Christopher J. Conselice et al.2026 · 0 citationsarXiv
SEEDZ: Rapid Galaxy Assembly as a Pathway to Supermassive Stars, Dense Stellar Environments and Massive Black Hole Seeds2606.27427v1 · Lewis R. Prole, John A. Regan, Daxal Mehta et al.2026 · 0 citationsarXiv
ArkenstoneBH. A model for high-specific energy black hole feedback in cosmological simulations2605.03154v1 · James M. Sullivan, Greg L. Bryan, Matthew C. Smith et al.2026 · 0 citationsMon Not R Astron Soc (2026)
A direct black-hole mass measurement in a little red dot at high redshift.42203931 · Juodžbalis, Ignas, Marconcini, Cosimo, D'Eugenio, Francesco et al.2026 · 19 citationsNature. 2026;653(8116):1017-1021
The Cliff: A Metal-Poor Little Red Dot Hosting an Overmassive Black Hole at 2604.09177v1 · Lucy R. Ivey, Francesco D'Eugenio, Roberto Maiolino et al.2026 · 2 citationsMon Not R Astron Soc (2026)
Introducing sapphire: Towards Hybrid Physics-Informed, Data-Driven Modeling of Galaxy Formation2604.06318v2 · Viraj Pandya, Greg L. Bryan, T. Lucas Makinen et al.2026 · 0 citationsarXiv
Small hosts, big appetites: unveiling rapid and early low-mass black hole growth in cosmological zoom-in simulations of dwarf galaxies2603.00241v2 · Giulia Ortame, Martin A. Bourne, Sophie Koudmani et al.2026 · 0 citationsarXiv
Multi-wavelength morphology and dust emission in low-redshift dwarf galaxies in COSMOS-Web with HST and JWST2602.09085v1 · D. Kakkad, I. Lazar, S. Harish et al.2026 · 0 citationsarXiv
Downsizing does not extend to dwarf galaxies: identifying the stellar mass regimes shaped by supernova and AGN feedback2602.09094v1 · Ilin Lazar, Sugata Kaviraj, Garreth Martin et al.2026 · 1 citationarXiv
Black Hole Feedback, Galaxy Quenching and Outflows at Cosmic Dawn: Analysis of the SEEDZ Simulations2602.09104v2 · Lewis R. Prole, John A. Regan, Daxal Mehta et al.2026 · 3 citationsarXiv
Variability-selected AGN in dwarf galaxies: the incidence of AGN in dwarf and massive galaxies is similar2511.14842v1 · S. Kaviraj, D. De Cicco, I. Lazar et al.2025 · 1 citationarXiv
The SEEDZ Simulations: Methodology and First Results on Massive Black Hole Seeding and Early Galaxy Growth2511.09640v2 · Lewis R. Prole, John A. Regan, Daxal Mehta et al.2025 · 4 citationsarXiv
The MandelZoom project II: the impact of stellar feedback on black hole accretion through an -disc in dwarf galaxies with a resolved interstellar medium2510.23548v2 · Eun-jin Shin, Matthew C. Smith, Debora Sijacki et al.2025 · 2 citationsarXiv
Exploring Spatially-Resolved Metallicities, Dynamics and Outflows in Low-Mass Galaxies at 2507.14936v2 · L. R. Ivey, J. Scholtz, A. L. Danhaive et al.2025 · 10 citationsarXiv
A black hole in a near-pristine galaxy 700 million years after the Big Bang2505.22567v6 · Roberto Maiolino, Hannah Uebler, Francesco D'Eugenio et al.2025 · 28 citationsMon Not R Astron Soc (2026)
The MandelZoom project I: modelling black hole accretion through an -disc in dwarf galaxies with a resolved interstellar medium2504.18384v3 · Eun-jin Shin, Debora Sijacki, Matthew C. Smith et al.2025 · 5 citationsarXiv
MISTRAL: a model for AGN winds from radiatively efficient accretion in cosmological simulations2504.08041v2 · Marion Farcy, Michaela Hirschmann, Rachel S. Somerville et al.2025 · 11 citationsMon Not R Astron Soc (2025) 967-993
BlackTHUNDER strikes twice: rest-frame Balmer-line absorption and high Eddington accretion rate in a Little Red Dot at 2503.11752v2 · Francesco D'Eugenio, Roberto Maiolino, Michele Perna et al.2025 · 9 citationsarXiv
A dormant overmassive black hole in the early Universe.39695212 · Juodžbalis, Ignas, Maiolino, Roberto, Baker, William M et al.2024 · 104 citationsNature. 2024;636(8043):594-597
Diverse dark matter profiles in FIRE dwarfs: black holes, cosmic rays and the cusp-core enigma2409.02172v2 · Sophie Koudmani, Douglas Rennehan, Rachel S. Somerville et al.2024 · 9 citationsarXiv
Stirring the cosmic pot: how black hole feedback shapes the matter power spectrum in the Fable simulations2407.18349v2 · Sergio Martin-Alvarez, Vid Irsic, Sophie Koudmani et al.2024 · 2 citationsarXiv
A unified accretion disc model for supermassive black holes in galaxy formation simulations: method and implementation2312.08428v2 · Sophie Koudmani, Rachel S. Somerville, Debora Sijacki et al.2023 · 29 citationsMonthly Notices of the Royal Astronomical Society, Volume 532, Issue 1, July 2024, Pages 60-88
Dynamics and spin alignment in massive, gravito-turbulent circumbinary discs around supermassive black hole binaries2311.17144v2 · Martin A. Bourne, Davide Fiacconi, Debora Sijacki et al.2023 · 16 citationsarXiv
Two can play at that game: constraining the role of supernova and AGN feedback in dwarf galaxies with cosmological zoom-in simulations2206.11274v2 · Sophie Koudmani, Debora Sijacki, Matthew C. Smith2022 · 78 citationsarXiv
Merger Histories and Environments of Dwarf AGN in IllustrisTNG2108.13100v1 · Mikkel T Kristensen, Kevin Pimbblet, Brad Gibson et al.2021 · 14 citationsarXiv
A little FABLE: exploring AGN feedback in dwarf galaxies with cosmological simulations2007.10342v2 · Sophie Koudmani, Nicholas A. Henden, Debora Sijacki2020 · 72 citationsarXiv
Fast and energetic AGN-driven outflows in simulated dwarf galaxies1812.04629v2 · Sophie Koudmani, Debora Sijacki, Martin A. Bourne et al.2018 · 71 citationsarXiv
Career total: 38 works. 30 are in this corpus.
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