A Deep Dive down the Broad-line Region: Permitted O I, Ca II, and Fe II Emission in an Active Galactic Nucleus Little Red Dot at z = 5.3

BibTeX Entry

@article{2025ApJ...994L...6T,
  author = {{Tripodi}, Roberta and {Brada{\v{c}}}, Maru{\v{s}}a and {D'Eugenio}, Francesco and {Martis}, Nicholas and {Rihtar{\v{s}}i{\v{c}}}, Gregor and {Willott}, Chris and {Pentericci}, Laura and {Moreschini}, Bianca and {Markevitch}, Maxim and {Asada}, Yoshihisa and {Calabr{\'o}}, Antonello and {Desprez}, Guillaume and {Felicioni}, Giordano and {Gaspar}, Gaia and {Gonzalez}, Anthony H. and {Harshan}, Anishya and {Ji}, Xihan and {Jude{\v{z}}}, Jon and {Lemaux}, Brian C. and {Marconi}, Alessandro and {Markov}, Vladan and {Merida}, Rosa M. and {Napolitano}, Lorenzo and {Noirot}, Ga{\"e}l and {Parente}, Massimiliano and {Peter}, Annika H. G. and {Robbins}, Luke and {Robertson}, Andrew and {Sarrouh}, Ghassan T. E. and {Sawicki}, Marcin},
  title = {{A Deep Dive down the Broad-line Region: Permitted O I, Ca II, and Fe II Emission in an Active Galactic Nucleus Little Red Dot at z = 5.3}},
  journal = {\apjl},
  keywords = {Astrophysical black holes, AGN host galaxies, Galaxy spectroscopy, 98, 2017, 2171},
  year = {2025},
  month = nov,
  volume = {994},
  number = {1},
  eid = {L6},
  pages = {L6},
  doi = {10.3847/2041-8213/ae13a9},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2025ApJ...994L...6T},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System},
  dimensions = {true},
  lrdkeys = {dust, early universe, emission lines, jwst, spectroscopy},
  month_numeric = {11}
}

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