• Faint Cosmos AGNs AT z ∼ 3.3. I. Black Hole Properties and Constraints on Early Black Hole Growth 

      Trakhtenbrot, Benny; Civano, F.; Urry, C. Megan; Schawinski, Kevin; Marchesi, Simone; Elvis, M. S.; Rosario, D. J.; Suh, H.; Mejía-Restrepo, Julian; Simmons, B. D.; Faisst, Andreas; Onodera, M. (IOP, 2016)
      We present new Keck/MOSFIRE K-band spectroscopy for a sample of 14 faint, X-ray-selected active galactic nuclei (AGNs) in the COSMOS field. The data cover the spectral region surrounding the broad Balmer emission lines, ...