3 papers
astro-ph2004
The Cosmic Evolution of Hard X-ray Selected Active Galactic Nuclei
A. J. Barger, L. L. Cowie, R. F. Mushotzky +4
We use highly spectroscopically complete deep and wide-area Chandra surveys to determine the cosmic evolution of hard X-ray-selected AGNs. We determine hard X-ray luminosity functi…
astro-ph2004
An Optical Catalog of the Chandra Large Area Synoptic X-ray Survey Sources
A. T. Steffen, A. J. Barger, P. Capak +3
We present photometric and spectroscopic observations of the X-ray sources detected in the wide-area, moderately deep Chandra Large Area Synoptic X-ray Survey of the Lockman Hole-N…
astro-ph2004
The Chandra Large Area Synoptic X-ray Survey (CLASXS) of the Lockman Hole-Northwest: The X-ray Catalog
Y. Yang, R. F. Mushotzky, A. T. Steffen +2
We present the X-ray catalog and basic results from our Chandra Large Area Synoptic X-ray Survey (CLASXS) of the Lockman Hole-Northwest field. Our 9 ACIS-I fields cover a contiguou…