X-Ray Ccds for Space Applications: Calibration, Radiation Hardness, and Use for Measuring the Spectrum of the Cosmic X-Ray Background

X-ray Cluster Large Scale Structure and Cosmology

X-Ray Clusters and the Determination of Mass and Baryonic Fraction

X-ray clusters of galaxies and the luminosity-richness relation

X-ray constraints on the intergalactic medium

X-ray Cosmic Topology

X-ray diagnostics with full radiative transfer (ALI method)

X-Ray Diffraction Analysis of Clay Mineral Associations to Determine Alteration Environments on Mars

X-Ray Diffraction and Fluorescence Measurements for In Situ Planetary Instruments

X-Ray Diffraction Instrument For In Situ Analysis of Martian Rocks

X-Ray Diffraction Techniques for a Field Instrument: Patterns of Lithologic Provences

X-ray emission around radio galaxies in non-Abell clusters - A possible physical link between environment and nonthermal radio emission

X-ray Emission from Galaxies Outside the Local Universe

X-ray Emission from Normal Elliptical Galaxies

X-ray emission from spiral galaxies with normal and low-activity nuclei

X-ray emission from the winds of hot stars

X-ray emission from the winds of hot stars. II

X-ray emission of a representative sample of local Luminous Infrared Galaxies

X-ray emission of a representative sample of local Luminous Infrared Galaxies

X-ray emission of a representative sample of local Luminous Infrared Galaxies