Y2O3 Based Spray-On Cryogenic Thermal Control Coating Study
X-ray topography as a process control tool in semiconductor and microcircuit manufacture
X-ray timing beyond the Rossi X-ray Timing Explorer
X-Ray Micro-Tomography Applied to Nasa's Materials Research: Heat Shields, Parachutes and Asteroids
XMM-Newton observations of faint X-ray sources in globular clusters
X-HALE: Designing the Atmospheric Surveillance Platforms of the Future
X-57 Maxwell Structural Loads Requirements Loads Analysis for Cruise Nacelle Structure