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by Scholten, Olaf and van den Berg, Aiaan and Las Cumbres Observatory Grp and ATCA Australia Telescope and LIGO Sci Collaboration & Virgo and KU Collaboration and GROUND and RIMAS RATIR and AGILE Team and ASKAP Australian SKA Pathfinder and IPN Collaboration and LOFAR Collaboration and Salt Grp and VINROUGE Collaboration and Nordic Optical Telescope and MAXI Team and Fermi GBM and Fermi Large Area Telescope and J-GEM and IceCube Collaboration and BOOTES Collaboration and Pi Sky Collaboration and Pan-STARRS and LWA Long Wavelength Array and SKA South Africa MeerKAT and CALET Collaboration and AstroSat Cadmium Zinc Telluride and HAWC Collaboration and GROWTH JAGWAR CALTECH and ATLAS and ePESSTO and DFN Desert Fireball Network and Insight-Hxmt Collaboration and Texas Tech Univ and MASTER Collaboration and TZAC Consortium and Dark Energy Camera GW-EM and GRAWITA GRAvitational Wave and INTERGRAL and Toros Transient Robotic Observat and Chandra Team McGill Univ and H E S S Collaboration and Swift Collaboration and Pierre Auger Collaboration and OzGrav DWF Deeper Wider Faster and IKI-GW Follow-up Collaboration and Euro VLBI Team and High Time Resolution Universe and ANTARES Collaboration and DLT40 Collaboration and ALMA Collaboration and The 1M2H Team and MWA Murchison Widefield Array and The Insight-HXMT Collaboration and The MAXI Team and The Swift Collaboration and The Fermi Large Area Telescope Collaboration and GROND and TOROS: Transient Robotic Observatory of the South Collaboration and Texas Tech University and OzGrav, DWF (Deeper, Wider, Faster program), AST3, and CAASTRO Collaborations and MWA: Murchison Widefield Array and GROWTH, JAGWAR, Caltech-NRAO, TTU-NRAO, and NuSTAR Collaborations and INTEGRAL and RIMAS and RATIR and Pi of the Sky Collaboration and The Chandra Team at McGill University and LWA: Long Wavelength Array and The DLT40 Collaboration and DFN: Desert Fireball Network and LIGO Scientific Collaboration and Virgo Collaboration and ASKAP: Australian SKA Pathfinder and AstroSat Cadmium Zinc Telluride Imager Team and The BOOTES Collaboration and The Pierre Auger Collaboration and ATCA: Australia Telescope Compact Array and SALT Group and H.E.S.S. Collaboration and The Dark Energy Camera GW-EM Collaboration and the DES Collaboration and High Time Resolution Universe Survey and Las Cumbres Observatory Group and GRAWITA: GRAvitational Wave Inaf TeAm and The VINROUGE Collaboration and The CALET Collaboration and SLAC National Accelerator Lab., Menlo Park, CA (United States) and Brookhaven National Lab. (BNL), Upton, NY (United States) and Los Alamos National Lab. (LANL), Los Alamos, NM (United States) and Fermi National Accelerator Lab. (FNAL), Batavia, IL (United States) and Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States) and Lawrence Berkeley National Laboratory-National Energy Research Scientific Computing Center (NERSC) and Lawrence Berkeley National Lab. (LBNL), Berkeley, CA (United States) and Fysikum and Naturvetenskapliga fakulteten and Institutionen för astronomi and Stockholms universitet and Oskar Klein-centrum för kosmopartikelfysik (OKC)
Astrophysical Journal Letters, ISSN 2041-8205, 10/2017, Volume 848, Issue 2, p. L12
Journal Article
Astrophysical Journal, ISSN 0004-637X, 12/2015, Volume 815, Issue 1
Journal Article
Astrophysical Journal, ISSN 0004-637X, 03/2016, Volume 820, Issue 1, pp. 5 - 5
Journal Article
Astrophysical Journal Letters, ISSN 2041-8205, 12/2015, Volume 815, Issue 1, pp. L13 - 8
Heavily obscured accretion is believed to represent an important stage in the growth of supermassive black holes and to play an important role in shaping the... 
galaxies: Seyfert | quasars: general | X-rays: diffuse background | X-rays: general | galaxies: active | SWIFT-BAT SURVEY | AGN | GALAXY | REFLECTION | X-RAY LUMINOSITY | EVOLUTION | ACTIVE GALACTIC NUCLEI | SPACE DENSITY | ASTRONOMY & ASTROPHYSICS | NUSTAR | XMM-NEWTON | Active galactic nuclei | Accretion | Broadband | Asymptotic properties | X-rays | Monitors | Luminosity | Universe
Journal Article
Journal Article
Astrophysical Journal, ISSN 0004-637X, 08/2015, Volume 809, Issue 2, pp. 1 - 19
The intrinsic column density (N-H) distribution of quasars is poorly known. At the high obscuration end of the quasar population and for redshifts z < 1, the... 
galaxies: active | X-rays: galaxies | MIDINFRARED SELECTION | RESOLUTION SPECTRAL TEMPLATES | ACTIVE GALACTIC NUCLEI | LUMINOUS OBSCURED QUASARS | II QUASARS | DIGITAL SKY SURVEY | SPACE DENSITY | ASTRONOMY & ASTROPHYSICS | HARD X-RAY | XMM-NEWTON OBSERVATIONS | COMPTON-THICK AGN | Quasars | Confidence intervals | X-rays | Spectra | Diagnostic systems | XMM (spacecraft) | Density | Counting
Journal Article
Journal Article