Astrophysical: Galaxies

  • Publication
    High redshift galaxies & Lyman Alpha Emitters through gravitational lensing
    The techniques and some preliminary results on the study of the luminosity function (LF) of Lyman Alpha Emitters (LAEs) through gravitational lensing (GL) are...
  • Publication
    High redshift galaxies in the ALHAMBRA survey . I. Selection method and number counts based on redshift PDFs
    Context. Most observational results on the high redshift restframe UV-bright galaxies are based on samples pinpointed using the so-called dropout technique or...
  • Publication
    High redshift galaxies in the ALHAMBRA survey. II. Strengthening the evidence of bright-end excess in UV luminosity functions at 2.5 ≤ z≤ 4.5 by PDF analysis
    Context. Knowing the exact shape of the ultraviolet (UV) luminosity function (LF) of high-redshift galaxies is important to understand the star formation...
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    High resolution IR observations of the starburst ring in NGC 7552. One ring to rule them all?
    Aims: Approximately 20% of all spiral galaxies display starburst activity in nuclear rings of a few hundred parsecs in diameter. It is our main aim to...
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    High spatial resolution mid-infrared spectroscopy of the starburst galaxies NGC 3256, II Zw 40 and Henize 2-10
    Aims.In order to show the importance of high spatial resolution observations of extra-galactic sources when compared to observations obtained with larger...
  • Publication
    High velocity clouds around nearby galaxies from THINGS
    As a sub-set of activities within the THINGS (The HI Nearby Galaxy Survey) collaboration we have used the HI maps of the complete set of galaxies observed in...
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    High z Radio-Loud and Radio-Quiet QSO Environments
    We propose a systematic study of the environments of a representative sample of Radio Loud Quasars (RLQ) and Radio Quiet Quasars (RQQ) in two different redshift...
  • Publication
    High-Ionization Clouds in the Circumnuclear Region of M31
    We present two-dimensional spectroscopy of the 125×125 pc2 circumnuclear region of M31, obtained using two optical fiber systems, INTEGRAL and 2D-FIS, installed...
  • Publication
    High-redshift BL Lac Objects: Spectroscopy of Candidates
    We report on 16 BL Lacertae objects that were proposed to be at z > 1. We present spectroscopic observations secured at the 10.4 m GTC that allowed us to assess...