X-ray power law spectra in active galactic nuclei
X-ray properties expected from AGN feedback in elliptical galaxies
X-ray properties of radio-selected star forming galaxies in the Chandra-COSMOS survey
X-ray Properties of the First SZE-selected Galaxy Cluster Sample from the South Pole Telescope
X-ray Properties of Young Early Type Galaxies: I. X-ray Luminosity Function of LMXBs
X-ray Properties of Young Early Type Galaxies: II. Abundance Ratio in the Hot ISM
X-Ray Searches for Emission from the WHIM in the Galactic Halo and the Intergalactic Medium
X-ray selected AGN Hosts are Similar to Inactive Galaxies out to z=3: Results from CANDELS/CDF-S
X-ray Selected BL Lacertae Objects: Catalogue and Statistical Properties
X-ray selected Infrared Excess AGN in the Chandra Deep Fields: a moderate fraction of Compton-thick sources
X-ray selected Narrow-Line Seyfert 1 Galaxies
X-ray Signatures of Circumnuclear Gas in AGN
X-ray Spectral Constraints for z~2 Massive Galaxies: The Identification of Reflection-Dominated Active Galactic Nuclei
X-ray spectral evolution in M33 X-8
X-ray spectral study of the hot gas in three Clusters of Galaxies
X-ray Spectroscopy of Galaxy Clusters
X-ray spectroscopy of the Compton-thick Seyfert 2 ESO 138-G1
X-ray Spectroscopy of the Virgo Cluster out to the Virial Radius
X-Ray Study of the Outer Region of Abell 2142 with Suzaku
X-ray Substructure Studies of Four Galaxy Clusters using XMM-Newton Data