Session 13. Clusters and Galaxies

Oral, Tuesday, April 13, 1999, 8:30am-10:10am, Colonial Room

13.01-INV Constraining Cosmological Parameters from the Evolution of Galaxy Cluster X-ray Temperatures

J. P. Henry (Institute for Astronomy, University of Hawaii)

13.02 Luminous Soft Emission from Clusters of Galaxies - Spatial and Spectral Diagnostics

Richard Lieu (UAH)

13.03 Cosmological constraints from the X-ray luminosity function of the ROSAT Brightest Cluster Sample

H. Ebeling (IfA), A.C. Fabian, S.W. Allen (Inst. of Astronomy), A.C. Edge (Univ. of Durham), C.S. Crawford (Inst. of Astronomy)

13.04 The Effects of Cooling Flows in Clusters of Galaxies

S.W. Allen (Institute of Astronomy, Cambridge, U.K.)

13.05 The Nature of Accreting Black Holes in Nearby Galaxy Nuclei

E.J.M. Colbert, R.F. Mushotzky (NASA/GSFC)

13.06 Hard X-ray Variability in M82:Evidence for a Nascent AGN?

A. Ptak, R. Griffiths (CMU)

13.07 Hard power-law emission components in the X-ray spectra of elliptical galaxies

T. Di Matteo (Harvard-Smithsonian Center for Astrophysics), S.W. Allen (Institute of Astronomy, Cambridge, UK)