Hostname: page-component-cd9895bd7-mkpzs Total loading time: 0 Render date: 2024-12-12T20:10:47.654Z Has data issue: false hasContentIssue false

X-Ray Surveys as Tools to Investigate the Cosmological Evolution of Quasars, BL Lac Objects and Clusters of Galaxies

Published online by Cambridge University Press:  19 July 2016

Isabella M. Gioia
Affiliation:
1) Harvard-Smithsonian Center for Astrophysics, Cambridge, MA 2) CNR - Istituto di Radioastronomia, Bologna, Italy
Tommaso Maccacaro
Affiliation:
1) Harvard-Smithsonian Center for Astrophysics, Cambridge, MA 2) CNR - Istituto di Radioastronomia, Bologna, Italy
Anna Wolter
Affiliation:
1) Harvard-Smithsonian Center for Astrophysics, Cambridge, MA

Abstract

Core share and HTML view are not available for this content. However, as you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

We present a progress report on a major extension of the Einstein Observatory Medium Sensitivity Survey (MSS). The basic properties of the extragalactic sources identified with Active Galactic Nuclei (AGN) and clusters of galaxies are discussed. Results from previous work are briefly summarized.

Type
Chapter X: The Distribution of X-Ray Sources and the X-Ray Background
Copyright
Copyright © Reidel 1987 

References

Franceschini, A., Gioia, I.M., and Maccacaro, T., 1986, Ap. J., 301, 124.Google Scholar
Gioia, I.M., Maccacaro, T., Schild, R.E., Stocke, J.T., Liebert, J.W., Danziger, I.J., Kunth, D. and Lub, J., 1984, Ap. J., 283, 495.Google Scholar
Maccacaro, T., et al., 1982, Ap. J., 253, 504.CrossRefGoogle Scholar
Maccacaro, T., Gioia, I.M., and Stocke, J.T., 1984, Ap. J., 283, 486.Google Scholar
Maccacaro, T., Gioia, I.M., Maccagni, D. and Stocke, J.T., 1984, Ap. J. Letters, 284, L23.Google Scholar
Maccacaro, T., Romaine, S., and Schmitt, J., this volume.Google Scholar