Showing 21–40 of 50 results
/ Date/ Name
May 16, 2013A statistical relation between the X-ray spectral index and Eddington ratio of active galactic nuclei in deep surveysApr 21, 2013The XMM-Newton deep survey in the Chandra Deep Field South. III. Point source catalogue and number counts in the hard X-raysAug 3, 2012Broad Absorption Line Disappearance on Multi-Year Timescales in a Large Quasar SampleJul 31, 2012The Baryon Oscillation Spectroscopic Survey of SDSS-IIIJul 30, 2012The Ninth Data Release of the Sloan Digital Sky Survey: First Spectroscopic Data from the SDSS-III Baryon Oscillation Spectroscopic SurveyJan 12, 2012Broad Absorption Line Variability in Radio-Loud QuasarsOct 3, 2011The merger history, AGN and dwarf galaxies of Hickson Compact Group 59Jan 8, 2011The Eighth Data Release of the Sloan Digital Sky Survey: First Data from SDSS-IIIJan 7, 2011SDSS-III: Massive Spectroscopic Surveys of the Distant Universe, the Milky Way Galaxy, and Extra-Solar Planetary SystemsOct 22, 2010X-ray Emission from Optically Selected Radio-Intermediate and Radio-Loud QuasarsOct 18, 2010Implications of Dramatic Broad Absorption Line Variability in the Quasar FBQS J1408+3054Sep 4, 2009X-raying the Winds of Luminous Active GalaxiesJul 13, 2009A Chandra Survey of the X-ray Properties of Broad Absorption Line Radio-Loud QuasarsMay 27, 2009The detection of Broad Iron K and L line emission in the Narrow-Line Seyfert 1 Galaxy 1H0707-495 using XMM-NewtonFeb 5, 2009X-Ray Insights Into the Physics of Mini-BAL Quasar OutflowsOct 15, 2008A Catalog of Broad Absorption Line Quasars in Sloan Digital Sky Survey Data Release 5Apr 22, 2008Supernova 1996cr: SN 1987A's Wild Cousin?Dec 18, 2007An X-ray, IR, and Submillimeter Flare of Sagittarius A*Apr 5, 2007The Sloan Digital Sky Survey Quasar Catalog IV. Fifth Data ReleaseMar 26, 2005A Remarkable Low-Mass X-ray Binary within 0.1 pc of the Galactic Center