g Characterisation & g Improvement for the Columbus Orbiting Facility
Zero-Thickness Wideband Antennas for Small Radio Transceivers
Zero Gravity Flights as the Most Effective Embryonic Operation for Planned Commercial Spaceport
Zero Gravity Aircraft Testing of a Prototype Portable Fire Extinguisher for Use in Spacecraft
Z40 Solid Rocket Motor: Design Status of the Motor Case Structure
YAMCS - A Lightweight Open-Source Mission Control Systems Used in Columbus Payloads Operations
X-Track, a New Processing Tool for Altimetry in Coastal Oceans
XRT Light Curves: Morphology, Flares and Energy
X-ray View of V1647 Ori, the Young Star in Outburst Illuminating McNeil's Nebula
X-ray Study of the Star-Forming Region L1495E in Taurus with XMM-Newton
X-ray Study of Mass-Accretion Flows onto Weakly-Magnetized Neutron Stars
X-ray Sources Associated with Young Stellar Clusters in Canis Major R1
X-RAY SOURCES AND MAGNETIC RECONNECTION IN AN X-CLASS FLARE
X-RAY QUASI-PERIODIC PULSATIONS IN SOLAR FLARES AS MAGNETOHYDRODYNAMIC OSCILLATIONS
X-RAY QUASI-PERIODIC PULSATIONS IN SOLAR FLARES AS MAGNETOHYDRODYNAMIC OSCILLATIONS
X-ray Properties of the Point Sources Detected inside the Galaxy NGC 300
X-ray Properties of Magnetic Flares Orbiting Above the Accretion Disk in Active Galactic Nuclei
X-ray Properties of Double-Peaked Balmer-Line Active Galaxies
X-ray Jets and Hotspots in Extragalactic Radio Sources
X-ray High Resolution and Imaging Spectroscopy of Supernova Remnants
X-ray Flares in the Early Swift Observations of the Possible Naked Burst GRB050421
X-ray Flare Modeling in the Single Giant HR 9024
X-ray Filaments in Young Supernova Remnants: Links to Cosmic-Ray Physics
X-ray Evolution of Active Galactic Nuclei in Hierarchical Galaxy Formation
X-ray Evidence for Multiple Absorbing Structures in Seyfert Nuclei
X-ray Emitting EROs as Tracers of Black Holes-Galaxies Coevolution
X-ray Emission Properties of Large Scale Jets, Hotspots and Lobes in Active Galactic Nuclei
X-ray Emission of a Sample of LINER Galaxies
X-ray Emission from the Young Brown Dwarfs of the Taurus Molecular Cloud
X-ray Emission from Stars in Five Young and Be-Stars Rich Open Clusters
X-ray Emission from Radiative Shocks in Type II Supernovae
X-ray Emission from Early-Type Stars: New Results and New Challenges
X-Ray Diagnostics of the Non-Thermal Electron Distribution
X-Ray Diagnostics for Use in Microgravity Experiments
X-Ray Crystallography of Interstellar Dust
X-ray Counterparts of TeV Sources Newly Discovered with H.E.S.S
X-ray Constraints on the Dark Matter Profile of Very Relaxed Cluster of Galaxies
X-ray Chemistry in the Envelopes around Young Stellar Objects
X-ray Binary Systems In Globular Clusters
X-ray and Soft Gamma-ray Behaviour of the Galactic Source 1E 1743.1-2843
X-ray and Radio Observations of Interactions in Cooling Core Clusters
X-ray Activity Cycles in Stellar Coronae