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Yearly Archives: 2007, 2008

Latest news from University of Chicago Press: The Astrophysical Journal: Table of Contents

  1. Close Pairs as Proxies for Galaxy Cluster Mergers

    Aug 8, 2008

    The Astrophysical Journal, Volume 683, Issue 1, Page 1-11, 2008 August 10. ABSTRACT Galaxy cluster merger statistics are an important component in understanding the formation of large‐scale structure. Cluster mergers …

    Tagged: article

  2. Robust Machine Learning Applied to Astronomical Data Sets. III. Probabilistic Photometric Redshifts for Galaxies and Quasars in the SDSS and GALEX

    Aug 8, 2008

    The Astrophysical Journal, Volume 683, Issue 1, Page 12-21, 2008 August 10. ABSTRACT We apply machine learning in the form of a nearest neighbor instance‐based algorithm (NN) to generate full photometric redshift …

    Tagged: article

  3. A STIS Survey for O vi Absorption Systems at 0.12 < z ≲ 0.5. I. The Statistical Properties of Ionized Gas

    Aug 8, 2008

    The Astrophysical Journal, Volume 683, Issue 1, Page 22-32, 2008 August 10. ABSTRACT We have conducted a systematic survey for intervening O vi absorbers in available echelle spectra of 16 QSOs at …

    Tagged: article

  4. Pair Analysis of Field Galaxies from the Red‐Sequence Cluster Survey

    Aug 8, 2008

    The Astrophysical Journal, Volume 683, Issue 1, Page 33-44, 2008 August 10. ABSTRACT We study the evolution of the number of close companions of similar luminosities per galaxy ($N_{c}$) by choosing a volume‐limited …

    Tagged: article

  5. Number Density Evolution of Ks‐Band–Selected High‐Redshift Galaxy Populations in the AKARI North Ecliptic Pole Field

    Aug 8, 2008

    The Astrophysical Journal, Volume 683, Issue 1, Page 45-54, 2008 August 10. ABSTRACT We present the number counts of Ks‐band–selected high‐redshift galaxy populations such as extremely red objects (EROs), B‐, z‐, and …

    Tagged: article