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Joris Witstok

cosmic dawn center

46H-index
207Paper Count
7.3KCitation Count
Published Papers 86
Publication Date
A direct black-hole mass measurement in a little red dot at high redshift
errNature
IF48.5
err2026-05-27
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errIgnas Juodžbalis; Cosimo Marconcini; Francesco D’Eugenio; Roberto Maiolino; Alessandro Marconi; Hannah Übler; Jan Scholtz; Xihan Ji; Gareth C. Jones; Michele Perna; Santiago Arribas; Jake S. Bennett; Volker Bromm; Andrew J. Bunker; Stefano Carniani; Stéphane Charlot; Giovanni Cresci; Pratika Dayal; Eiichi Egami; Andrew Fabian; Kohei Inayoshi; Yuki Isobe; Lucy R. Ivey; Sophie Koudmani; Nicolas Laporte; Boyuan Liu; Jianwei Lyu; Giovanni Mazzolari; Stephanie Monty; Eleonora Parlanti; Pablo G. Pérez-González; Brant Robertson; Raffaella Schneider; Debora Sijacki; Sandro Tacchella; Alessandro Trinca; Rosa Valiante; Marta Volonteri; Joris Witstok; Saiyang Zhang
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Hitting the slopes: A spectroscopic view of UV continuum slopes of galaxies reveals a reddening at z > 9.5
err2026-04-30
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errAayush Saxena; Alex J Cameron; Harley Katz; Andrew J Bunker; Jacopo Chevallard; Francesco D’Eugenio; Santiago Arribas; Rachana Bhatawdekar; Kristan Boyett; Phillip A Cargile; Stefano Carniani; Stéphane Charlot; Mirko Curti; Emma Curtis-Lake; Kevin Hainline; Zhiyuan Ji; Benjamin D Johnson; Gareth C Jones; Nimisha Kumari; Isaac Laseter; Michael V Maseda; Brant Robertson; Charlotte Simmonds; Sandro Tacchella; Hannah Übler; Christina C Williams; Chris Willott; Joris Witstok; Yongda Zhu
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A black hole in a near pristine galaxy 700 Myr after the big bang
err2026-04-06
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errOAAI
errRoberto Maiolino; Hannah Übler; Francesco D’Eugenio; Jan Scholtz; Ignas Juodžbalis; Xihan Ji; Michele Perna; Volker Bromm; Pratika Dayal; Sophie Koudmani; Boyuan Liu; Raffaella Schneider; Debora Sijacki; Rosa Valiante; Alessandro Trinca; Saiyang Zhang; Marta Volonteri; Kohei Inayoshi; Stefano Carniani; Kimihiko Nakajima; Yuki Isobe; Joris Witstok; Gareth C Jones; Sandro Tacchella; Santiago Arribas; Andrew Bunker; Elisa Cataldi; Stephane Charlot; Giovanni Cresci Mirko Curti; Andrew C Fabian; Harley Katz; Nimisha Kumari; Nicolas Laporte; Giovanni Mazzolari; Brant Robertson; Fengwu Sun; Bruno Rodriguez Del Pino; Giacomo Venturi
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JADES: the chemical enrichment pattern of distant galaxies - α enhancement, silicon depletion, and iron enhancement
err2026-04-01
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PREAI
errIsobe, Yuki; Maiolino, Roberto; Ji, Xihan; D'eugenio, Francesco; Simmonds, Charlotte; Scholtz, Jan; Juodzbalis, Ignas; Saxena, Aayush; Witstok, Joris; Kobayashi, Chiaki; Vanni, Irene; Salvadori, Stefania; Watanabe, Kuria; Monty, Stephanie; Belokurov, Vasily; Feltre, Anna; McClymont, William; Tacchella, Sandro; Curti, Mirko; Ubler, Hannah; Charlot, Stephane; Bunker, Andrew J.; Chevallard, Jacopo; Curtis-Lake, Emma; Kumari, Nimisha; Rinaldi, Pierluigi; Robertson, Brant; Williams, Christina C.; Willott, Chris
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JADES: Rest-frame UV-to-NIR Size Evolution of Massive Quiescent Galaxies from Redshift z=5 to z=0.5
err2026-02-20
err2
PREAI
errJi, Zhiyuan; Williams, Christina C.; Suess, Katherine A.; Tacchella, Sandro; Johnson, Benjamin D.; Robertson, Brant; Alberts, Stacey; Baker, William M.; Baum, Stefi; Bhatawdekar, Rachana; Bonaventura, Nina; Boyett, Kristan; Bunker, Andrew J.; Carniani, Stefano; Charlot, Stephane; Chen, Zuyi; Chevallard, Jacopo; Curtis-Lake, Emma; D'eugenio, Francesco; De Graaff, Anna; Decoursey, Christa; Egami, Eiichi; Eisenstein, Daniel J.; Hainline, Kevin; Hausen, Ryan; Helton, Jakob M.; Looser, Tobias J.; Lyu, Jianwei; Maiolino, Roberto; Maseda, Michael V.; Nelson, Erica; Rieke, George; Rieke, Marcia; Rix, Hans-Walter; Sandles, Lester; Sun, Fengwu; Ubler, Hannah; Willmer, Christopher N. A.; Willott, Chris; Witstok, Joris
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Overview of the JWST Advanced Deep Extragalactic Survey (JADES)
err2026-02-11
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errOAAI
errDaniel J. Eisenstein; Chris Willott; Stacey Alberts; Santiago Arribas; Nina Bonaventura; Andrew J. Bunker; Alex J. Cameron; Stefano Carniani; Stephane Charlot; Emma Curtis-Lake; Francesco D’Eugenio; Pierre Ferruit; Giovanna Giardino; Kevin Hainline; Ryan Hausen; Peter Jakobsen; Benjamin D. Johnson; Roberto Maiolino; Bernard J. Rauscher; Marcia Rieke; George Rieke; Hans-Walter Rix; Brant Robertson; Daniel P. Stark; Sandro Tacchella; Christina C. Williams; Christopher N. A. Willmer; William M. Baker; Stefi Baum; Rachana Bhatawdekar; Kristan Boyett; Zuyi Chen; Jacopo Chevallard; Chiara Circosta; Mirko Curti; A. Lola Danhaive; Christa DeCoursey; Ryan Endsley; Anna de Graaff; Alan Dressler; Eiichi Egami; Jakob M. Helton; Raphael E. Hviding; Zhiyuan Ji; Gareth C. Jones; Nimisha Kumari; Nora Lützgendorf; Isaac Laseter; Tobias J. Looser; Jianwei Lyu; Michael V. Maseda; Erica Nelson; Eleonora Parlanti; Michele Perna; Dávid Puskás; Tim Rawle; Bruno Rodríguez Del Pino; Wiphu Rujopakarn; Lester Sandles; Aayush Saxena; Jan Scholtz; Katherine Sharpe; Irene Shivaei; Maddie S. Silcock; Charlotte Simmonds; Maya Skarbinski; Renske Smit; Meredith Stone; Katherine A. Suess; Fengwu Sun; Mengtao Tang; Michael W. Topping; Hannah Übler; Natalia C. Villanueva; Imaan E. B. Wallace; Lily Whitler; Joris Witstok; Charity Woodrum
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Measurement of the gas consumption history of a massive quiescent galaxy
err2026-01-12
err0
PREAI
errJan Scholtz; Francesco D’Eugenio; Roberto Maiolino; Pablo G. Pérez-González; Chiara Circosta; Sandro Tacchella; Christina C. Williams; Stacey Alberts; Santiago Arribas; William M. Baker; Elena Bertola; Andrew J. Bunker; Stefano Carniani; Stephane Charlot; Giovanni Cresci; Gareth C. Jones; Nimisha Kumari; Isabella Lamperti; Tobias J. Looser; Bruno Rodríguez Del Pino; Brant Robertson; Eleonora Parlanti; Michele Perna; Hannah Übler; Giacomo Venturi; Joris Witstok
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A dense web of neutral gas in a galaxy proto-cluster post-reionization
err2026-01-02
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PREAI
errKasper E. Heintz; Jake S. Bennett; Pascal A. Oesch; Albert Sneppen; Douglas Rennehan; Clara L. Pollock; Joris Witstok; Renske Smit; Simone Vejlgaard; Chamilla Terp; Umran S. Koca; Gabriel B. Brammer; Kristian Finlator; Matthew J. Hayes; Debora Sijacki; Rohan P. Naidu; Jorryt Matthee; Francesco Valentino; Nial R. Tanvir; Páll Jakobsson; Peter Laursen; Darach J. Watson; Romeel Davé; Laura C. Keating; Alba Covelo-Paz
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JADES and BlackTHUNDER: rest-frame Balmer-line absorption and the local environment in a Little Red Dot at z=5
err2026-01-01
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errD'Eugenio, Francesco; Juodzbalis, Ignas; Ji, Xihan; Scholtz, Jan; Maiolino, Roberto; Carniani, Stefano; Perna, Michele; Mazzolari, Giovanni; Ubler, Hannah; Arribas, Santiago; Bhatawdekar, Rachana; Bunker, Andrew J.; Cresci, Giovanni; Curtis-Lake, Emma; Hainline, Kevin; Inayoshi, Kohei; Isobe, Yuki; Ji, Zhiyuan; Johnson, Benjamin D.; Jones, Gareth C.; Looser, Tobias J.; Nelson, Erica J.; Parlanti, Eleonora; Puskas, David; Rinaldi, Pierluigi; Robertson, Brant; Del Pino, Bruno Rodriguez; Shivaei, Irene; Sun, Fengwu; Tacchella, Sandro; Venturi, Giacomo; Volonteri, Marta; Williams, Christina C.; Willmer, Christopher N. A.; Willott, Chris; Witstok, Joris
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JADES: carbon-enhanced, nitrogen-normal compact 980, 242galaxy at z=11.2
err2026-01-01
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errOAAI
errScholtz, J.; Silcock, M. S.; Curtis-Lake, E.; Maiolino, R.; Carniani, S.; D'Eugenio, F.; Ji, X.; Jakobsen, P.; Hainline, K.; Arribas, S.; Baker, W. M.; Bhatawdekar, R.; Bunker, A. J.; Charlot, S.; Chevallard, J.; Curti, M.; Eisenstein, Daniel J.; Isobe, Y.; Jones, G. C.; Parlanti, E.; Perez-Gonzalez, P. G.; Rinaldi, P.; Robertson, B.; Tacchella, S.; Ubler, H.; Williams, C. C.; Willott, C.; Witstok, J.
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Probing Infrared eXcess to Investigate Early-Universe Dust (PIXIEDust)
err2025-12-30
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errOAAI
errTom J L C Bakx; Hiddo S B Algera; Jean-Baptiste Jolly; Clarke Esmerian; Kirsten Knudsen; Laura Sommovigo; Joris Witstok; Stefano Carniani; Jianhang Chen; Stephen Eales; Andrea Ferrara; Yoshinobu Fudamoto; Masato Hagimoto; Takuya Hashimoto; Hanae Inami; Akio K Inoue; Theo Khouri; Ikki Mitsuhashi; Gunnar Nyman; Gustav Olander; Stephen Serjeant; Renske Smit; Ilsang Yoon; Jorge Zavala; Susanne Aalto; Caitlin M Casey; Yoichi Tamura; Wouter Vlemmings
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The JADES Origins Field: A New JWST Deep Field in the JADES Second NIRCam Data Release
err2025-12-01
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errOAAI
errDaniel J. Eisenstein; Benjamin D. Johnson; Brant Robertson; Sandro Tacchella; Kevin Hainline; Peter Jakobsen; Roberto Maiolino; Nina Bonaventura; Andrew J. Bunker; Alex J. Cameron; Phillip A. Cargile; Emma Curtis-Lake; Ryan Hausen; Dávid Puskás; Marcia Rieke; Fengwu Sun; Christopher N. A. Willmer; Chris Willott; Stacey Alberts; Santiago Arribas; William M. Baker; Stefi Baum; Rachana Bhatawdekar; Stefano Carniani; Stephane Charlot; Zuyi Chen; Jacopo Chevallard; Mirko Curti; Christa DeCoursey; Francesco D’Eugenio; Anna de Graaff; Eiichi Egami; Jakob M. Helton; Zhiyuan Ji; Gareth C. Jones; Nimisha Kumari; Nora Lützgendorf; Isaac Laseter; Tobias J. Looser; Jianwei Lyu; Michael V. Maseda; Erica Nelson; Eleonora Parlanti; Bernard J. Rauscher; Tim Rawle; George Rieke; Hans-Walter Rix; Wiphu Rujopakarn; Lester Sandles; Aayush Saxena; Jan Scholtz; Katherine Sharpe; Irene Shivaei; Charlotte Simmonds; Renske Smit; Michael W. Topping; Hannah Übler; Giacomo Venturi; Christina C. Williams; Joris Witstok; Charity Woodrum
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Deciphering the Nature of Virgil: An Obscured Active Galactic Nucleus Lurking within an Apparently Normal Lyα Emitter during Cosmic Reionization
err2025-11-17
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errOAAI
errPierluigi Rinaldi; Pablo G. Pérez-González; George H. Rieke; Jianwei Lyu; Francesco D’Eugenio; Zihao Wu; Stefano Carniani; Tobias J. Looser; Irene Shivaei; Leindert A. Boogaard; Tanio Diaz-Santos; Luis Colina; Göran Östlin; Stacey Alberts; Javier Álvarez-Márquez; Marianna Annuziatella; Manuel Aravena; Rachana Bhatawdekar; Andrew J. Bunker; Karina I. Caputi; Stéphane Charlot; Alejandro Crespo Gómez; Mirko Curti; Andreas Eckart; Steven Gillman; Kevin Hainline; Nimisha Kumari; Jens Hjorth; Edoardo Iani; Hanae Inami; Zhiyuan Ji; Benjamin D. Johnson; Gareth C. Jones; Álvaro Labiano; Roberto Maiolino; Jens Melinder; Thibaud Moutard; Florian Peissker; Marcia Rieke; Brant Robertson; Jan Scholtz; Sandro Tacchella; Paul P. van der Werf; Fabian Walter; Christina C. Williams; Chris Willott; Joris Witstok; Hannah Übler; Yongda Zhu
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JADES-GS-z14-1: A Compact; Faint Galaxy at z ≈ 14 with Weak Metal Lines from Extremely Deep JWST MIRI; NIRCam; and NIRSpec Observations
err2025-10-17
err0
errOAAI
errZihao Wu; Daniel J. Eisenstein; Benjamin D. Johnson; Peter Jakobsen; Stacey Alberts; Santiago Arribas; William M. Baker; Andrew J. Bunker; Stefano Carniani; Stéphane Charlot; Jacopo Chevallard; Mirko Curti; Emma Curtis-Lake; Francesco D’Eugenio; Kevin Hainline; Jakob M. Helton; Tiger Yu-Yang Hsiao; Xihan Ji; Zhiyuan Ji; Tobias J. Looser; George Rieke; Pierluigi Rinaldi; Brant Robertson; Jan Scholtz; Fengwu Sun; Sandro Tacchella; James A. A. Trussler; Christina C. Williams; Christopher N. A. Willmer; Chris Willott; Joris Witstok; Yongda Zhu
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The z ≳ 9 Galaxy UV Luminosity Function from the JWST Advanced Deep Extragalactic Survey: Insights into Early Galaxy Evolution and Reionization
err2025-10-06
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errOAAI
errLily Whitler; Daniel P. Stark; Michael W. Topping; Brant Robertson; Marcia Rieke; Kevin N. Hainline; Ryan Endsley; Zuyi Chen; William M. Baker; Rachana Bhatawdekar; Andrew J. Bunker; Stefano Carniani; Stéphane Charlot; Jacopo Chevallard; Emma Curtis-Lake; Eiichi Egami; Daniel J. Eisenstein; Jakob M. Helton; Zhiyuan Ji; Benjamin D. Johnson; Pablo G. Pérez-González; Pierluigi Rinaldi; Sandro Tacchella; Christina C. Williams; Christopher N. A. Willmer; Chris Willott; Joris Witstok
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Extended red wings and the visibility of reionization-epoch Lyman-α emitters
err2025-09-01
err1
PREAI
errYuan, Yuxuan; Martin-Alvarez, Sergio; Haehnelt, Martin G.; Garel, Thibault; Keating, Laura; Witstok, Joris; Sijacki, Debora
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The Importance of Dust Distribution in Ionizing-photon Escape: NIRCam and MIRI Imaging of a Lyman Continuum-emitting Galaxy at z ∼ 3.8
err2025-08-01
err0
PREAI
errZhiyuan Ji; Stacey Alberts; Yongda Zhu; Eros Vanzella; Mauro Giavalisco; Kevin Hainline; William M. Baker; Andrew J. Bunker; Jakob M. Helton; Jianwei Lyu; Pierluigi Rinaldi; Brant Robertson; Charlotte Simmonds; Sandro Tacchella; Christina C. Williams; Christopher N. A. Willmer; Joris Witstok
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Detection of the 2175 Å UV bump at <i>z</i> &amp;gt; 7: evidence for rapid dust evolution in a merging reionization-era galaxy
err2025-07-25
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errOAAI
errKatherine Ormerod; Joris Witstok; Renske Smit; Anna de Graaff; Jakob M Helton; Michael V Maseda; Irene Shivaei; Andrew J Bunker; Stefano Carniani; Francesco D’Eugenio; Rachana Bhatawdekar; Jacopo Chevallard; Marijn Franx; Nimisha Kumari; Roberto Maiolino; Pierluigi Rinaldi; Brant Robertson; Sandro Tacchella
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JADES: A large population of obscured, narrow-line active galactic nuclei at high redshift
err2025-05-16
err1
PREAI
errScholtz, Jan; Maiolino, Roberto; D'Eugenio, Francesco; Curtis-Lake, Emma; Carniani, Stefano; Charlot, Stephane; Curti, Mirko; Silcock, Maddie S.; Arribas, Santiago; Baker, William; Bhatawdekar, Rachana; Boyett, Kristan; Bunker, Andrew J.; Chevallard, Jacopo; Circosta, Chiara; Eisenstein, Daniel J.; Hainline, Kevin; Hausen, Ryan; Ji, Xihan; Ji, Zhiyuan; Johnson, Benjamin D.; Kumari, Nimisha; Looser, Tobias J.; Lyu, Jianwei; Maseda, Michael V.; Parlanti, Eleonora; Perna, Michele; Rieke, Marcia; Robertson, Brant; Del Pino, Bruno Rodriguez; Sun, Fengwu; Tacchella, Sandro; Uebler, Hannah; Venturi, Giacomo; Williams, Christina C.; Willmer, Christopher N. A.; Willott, Chris; Witstok, Joris
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JADES: The star formation and chemical enrichment history of a luminous galaxy at z ∼ 9.43 probed by ultra-deep JWST/NIRSpec spectroscopy
err2025-05-14
err2
PREAI
errCurti, Mirko; Witstok, Joris; Jakobsen, Peter; Kobayashi, Chiaki; Curtis-Lake, Emma; Hainline, Kevin; Ji, Xihan; D'Eugenio, Francesco; Chevallard, Jacopo; Maiolino, Roberto; Scholtz, Jan; Carniani, Stefano; Arribas, Santiago; Baker, William M.; Bhatawdekar, Rachana; Boyett, Kristan; Bunker, Andrew J.; Cameron, Alex; Cargile, Phillip A.; Charlot, Stephane; Eisenstein, Daniel J.; Ji, Zhiyuan; Johnson, Benjamin D.; Kumari, Nimisha; Maseda, Michael V.; Robertson, Brant; Silcock, Maddie S.; Tacchella, Sandro; Uebler, Hannah; Venturi, Giacomo; Williams, Christina C.; Willmer, Christopher N. A.; Willott, Chris
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