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PreprintLicence not statedarXiv (Cornell University)

Little Red and Blue Dots: AGN-excited narrow lines, Lyman-α emission, and resemblance to standard quasars

  • Sophia Geris1,2
  • R. Maiolino
  • Xihan Ji1,2
  • Guido Risaliti3
  • G. Lanzuisi4
  • Francesco D’Eugenio
  • Yuki Isobe
  • Gareth C. Jones
  • Anishya Harshan
  • Matilde Brazzini5
  • Ignas Juodžbalis1,2
  • Jan Scholtz1,2
26 more authors
  • Pierluigi Rinaldi6
  • Hannah Übler7
  • Baker, William8
  • Andrew J. Bunker9
  • M. Brusa10,4
  • Stefano Carniani11
  • S. Charlot12
  • Mirko Curti4
  • A. Comastri4
  • Emma Curtis-Lake13
  • R. Gilli4
  • Kevin Hainline14
  • Piero Madau15
  • Stefano Marchesi10
  • Giovanni Mazzolari10
  • Lorenzo Napolitano16
  • Eleonora Parlanti11
  • L. Pentericci16
  • Cristina Ramos Almeida17,18
  • Brant E. Robertson19
  • Maddie S. Silcock13
  • Roberta Tripodi16
  • Giacomo Venturi20,11
  • C. Vignali10,4
  • Fabio Vito4
  • Y C Zhu14
20 affiliations
  1. 1Cavendish Laboratory -Astrophysics Group , University of Cam- bridge , 19 JJ Thomson Avenue , Cambridge , CB3 0HE , United Kingdom
  2. 2Kavli Institute for Cosmology , University of Cambridge , Mading- ley Road , Cambridge , CB3 0HA , United Kingdom
  3. 3Dipartimento di Fisica e Astronomia , Università di Firenze , via G. Sansone 1 , 50019 Sesto Fiorentino , Firenze , Italy
  4. 4INAF , Osservatorio di Astrofisica e Scienza dello Spazio , Via P. Gobetti 93/3 , I-40129 Bologna , Italy
  5. 5Department of Physics, Astronomy Section , University of Trieste , Via G.B. Tiepolo , 11 , I-34143 Trieste , Italy
  6. 6Space Telescope Science Institute , 3700 San Martin Drive , Balti- more , Maryland 21218 , USA
  7. 7Max-Planck-Institut für extraterrestrische Physik (MPE) , Gießen- bachstraße 1 , 85748 Garching , Germany
  8. 8DARK , Niels Bohr Institute , University of Copenhagen , Jagtvej 155A , DK-2200 Copenhagen , Denmark
  9. 9Department of Physics , University of Oxford , Denys Wilkinson Building , Keble Road , Oxford OX1 3RH , UK
  10. 10Department of Physics and Astronomy (DIFA) , University of Bologna , Via Gobetti , 93/2 , I-40129 Bologna , Italy
  11. 11Scuola Normale Superiore , Piazza dei Cavalieri 7 , I-56126 Pisa , Italy
  12. 12Sorbonne Université , CNRS , UMR 7095 , Institut d'Astrophysique de Paris , 98 bis bd Arago , 75014 Paris , France
  13. 13Centre for Astrophysics Research , Department of Physics , As- tronomy and Mathematics , University of Hertfordshire , Hatfield AL10 9AB , UK
  14. 14Steward Observatory , University of Arizona , 933 N. Cherry Avenue , Tucson , AZ 85721 , USA
  15. 15Dipartimento di Fisica "G. Occhialini , " Università degli Studi di Milano-Bicocca , Piazza della Scienza 3 , I-20126 Milano , Italy
  16. 16INAF -Osservatorio Astronomico di Roma , via Frascati 33 , 00078 , Monteporzio Catone , Italy
  17. 17Departamento de Astrofísica , Universidad de La Laguna , E-28206 La Laguna , Tenerife , Spain
  18. 18Instituto de Astrofísica de Canarias , Calle Vía Láctea , s/n , E-38205 , La Laguna , Tenerife , Spain
  19. 19Department of Astronomy and Astrophysics University of Cali- fornia , Santa Cruz , 1156 High Street , Santa Cruz CA 96054 , USA
  20. 20INAF -Osservatorio Astrofisico di Arcetri , Largo E. Fermi 5 , I-50125 , Firenze , Italy
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Cite

BibTeXRIS
BibTeX
@misc{geris2026little,
  title = {{Little Red and Blue Dots: AGN-excited narrow lines, Lyman-$α$ emission, and resemblance to standard quasars}},
  author = {Sophia Geris and R. Maiolino and Xihan Ji and Guido Risaliti and G. Lanzuisi and Francesco D’Eugenio and Yuki Isobe and Gareth C. Jones and Anishya Harshan and Matilde Brazzini and Ignas Juodžbalis and Jan Scholtz and Pierluigi Rinaldi and Hannah Übler and Baker, William and Andrew J. Bunker and M. Brusa and Stefano Carniani and S. Charlot and Mirko Curti and A. Comastri and Emma Curtis-Lake and R. Gilli and Kevin Hainline and Piero Madau and Stefano Marchesi and Giovanni Mazzolari and Lorenzo Napolitano and Eleonora Parlanti and L. Pentericci and Cristina Ramos Almeida and Brant E. Robertson and Maddie S. Silcock and Roberta Tripodi and Giacomo Venturi and C. Vignali and Fabio Vito and Y C Zhu},
  howpublished = {arXiv (Cornell University)},
  year = {2026},
  month = jun,
  doi = {10.48550/arxiv.2606.21614},
  url = {https://arxiv.org/abs/2606.21614},
}
RIS
TY  - UNPB
TI  - Little Red and Blue Dots: AGN-excited narrow lines, Lyman-α emission, and resemblance to standard quasars
AU  - Sophia Geris
AU  - R. Maiolino
AU  - Xihan Ji
AU  - Guido Risaliti
AU  - G. Lanzuisi
AU  - Francesco D’Eugenio
AU  - Yuki Isobe
AU  - Gareth C. Jones
AU  - Anishya Harshan
AU  - Matilde Brazzini
AU  - Ignas Juodžbalis
AU  - Jan Scholtz
AU  - Pierluigi Rinaldi
AU  - Hannah Übler
AU  - Baker, William
AU  - Andrew J. Bunker
AU  - M. Brusa
AU  - Stefano Carniani
AU  - S. Charlot
AU  - Mirko Curti
AU  - A. Comastri
AU  - Emma Curtis-Lake
AU  - R. Gilli
AU  - Kevin Hainline
AU  - Piero Madau
AU  - Stefano Marchesi
AU  - Giovanni Mazzolari
AU  - Lorenzo Napolitano
AU  - Eleonora Parlanti
AU  - L. Pentericci
AU  - Cristina Ramos Almeida
AU  - Brant E. Robertson
AU  - Maddie S. Silcock
AU  - Roberta Tripodi
AU  - Giacomo Venturi
AU  - C. Vignali
AU  - Fabio Vito
AU  - Y C Zhu
PY  - 2026
DA  - 2026/06/19
PB  - arXiv (Cornell University)
DO  - 10.48550/arxiv.2606.21614
UR  - https://arxiv.org/abs/2606.21614
SN  - 2331-8422
ER  -