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Stefan Geier

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Papers (8)

  1. A Response to paper Critical Evaluation of Studies Alleging Evidence for Technosignatures in the POSS1-E Photographic Plates by Watters et al. (2026) astro-ph.IM · 2026 · author #4
  2. Gaia-assisted selection of a quasar reddened by dust in an extremely-strong Damped Lyman-{\alpha} Absorber at z=2.226 astro-ph.GA · 2019 · author #1
  3. CIRCE: The Canarias InfraRed Camera Experiment for the Gran Telescopio Canarias astro-ph.IM · 2017 · author #51
  4. The high A_V Quasar Survey: A z=2.027 metal-rich damped Lyman-alpha absorber towards a red quasar at z=3.21 astro-ph.GA · 2017 · author #4
  5. A spectroscopic follow-up program of very massive galaxies at 3<z<4: confirmation of spectroscopic redshifts, and a high fraction of powerful AGN astro-ph.GA · 2016 · author #5
  6. The January 2015 outburst of a red nova in M31 astro-ph.SR · 2015 · author #16
  7. Spectroscopic Confirmation of an Ultra Massive and Compact Galaxy at z=3.35: A Detailed Look at an Early Progenitor of Local Most Massive Ellipticals astro-ph.GA · 2014 · author #7
  8. VLT/X-Shooter Near-Infrared Spectroscopy and HST Imaging of Gravitationally-Lensed z~2 Compact Quiescent Galaxies astro-ph.CO · 2013 · author #1

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