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The X-Ray Properties of the Most Luminous Quasars From the Sloan Digital Sky Survey
This article studies the X-ray properties of a representative sample of 59 of the most optically luminous quasars in the universe spanning a redshift range of z ≈ 1.5-4.5.
Date:
May 18, 2007
Creator:
Just, Dennis W.; Brandt, William Nielsen; Shemmer, Ohad; Steffen, Aaron; Schneider, Donald P.; Chartas, George et al.
System:
The UNT Digital Library
X-Ray Unveiling Events in a z ≈ 1.6 Active Galactic Nucleus in the 7 Ms Chandra Deep Field-South
Authors of the article explain that they investigated the extreme X-ray variability of a z = 1.608 active galactic nucleus in the 7 Ms Chandra Deep Field-South (XID 403), which showed two significant X-ray brightening events.
Date:
May 18, 2023
Creator:
Yu, Li-Ming; Luo, Bin; Brandt, William Nielsen; Bauer, Franz E.; De Cicco, D.; Fabian, Andrew C. et al.
System:
The UNT Digital Library