X-ray groups and clusters of galaxies in the Subaru-XMM Deep Field
X-ray Groups of Galaxies at 0.5<z<1 in zCOSMOS: Increased AGN Activities in High Redshift Groups
X-ray Identifications of FIRST Radio Sources in the xBootes Field
X-ray Isophotes in a Rapidly Rotating Elliptical Galaxy: Evidence of Inflowing Gas
X-ray mass proxies from hydrodynamic simulations of galaxy clusters (paper I)
X-ray microlensing in the quadruply lensed quasar Q2237+0305
X-ray modelling of galaxy cluster gas and mass profiles
X-ray narrow line region variability as a geometry probe: The case of NGC 5548
X-ray observations of cluster outskirts: current status and future prospects
X-ray observations of highly obscured 9.7 micron sources: an efficient method for selecting Compton-thick AGN ?
X-ray observations of PKS 0745-191 at the virial radius: Are we there yet?
X-ray observations of sub-mm LABOCA galaxies in the eCDFS
X-ray observations of the galaxy cluster Abell 2029 to the virial radius
X-ray Point Sources and Radio Galaxies in Clusters of Galaxies
X-ray Point Sources and Radio Galaxies in Clusters: Source of Distributed Heating of the ICM?
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