X-ray Line Emission from Accretion Disk Atmospheres

X-ray line emission from the TYCHO supernova remnant

X-ray lines and absorption edges in GRBS and their afterglows

X-ray Lines in Gamma-ray Bursts and Cerenkov Line Emissions

X-Ray Luminosity--Mass Relation and AGN Feedback in Galaxy Groups

X-ray Luminous Groups in the Process of Formation

X-ray Mass Proxies From Hydrodynamic Simulations Of Galaxy Clusters

X-ray microanalysis of fluid inclusions and its application to the geochemical modeling of evaporite basins

X-Ray Multimodality in A2151

X-ray observations of black-hole accretion disks

X-ray observations of soft gamma-ray repeaters

X-ray Observations of the Warm-Hot Intergalactic Medium

X-Ray of Riemann zeta-function

X-ray optics - Developments in the CSFR

X-ray photoelectron spectroscopic studies of the heterogeneous reaction of gaseous nitric acid with sodium chloride: Kinetics and contribution to the chemistry of the marine troposphere

X-ray Properties Across the Spiral Morphology

X-ray properties of Luminous Compact Blue Galaxies in the GOODS-N Area

X-ray redshifts with the International X-ray Observatory (IXO)

X-ray selected quasars and Seyfert galaxies - Cosmological evolution, luminosity function, and contribution to the X-ray background

X-ray source counts and the X-ray background from UHURU