A performance evaluation of the operational Jet Propulsion Laboratory/University of Southern California Global Assimilation Ionospheric Model (JPL/USC GAIM)
A Performance Model for the Hobby-Eberly Telescope
A Performance Study of GA and LSH in Multiprocessor Job Scheduling
A Performance Study of Monitoring and Information Services for Distributed Systems
A phase-locked-loop phase-shifter for band-limited signals
A photoelectric micrometer of multifunction.
A photoelectric radial-velocity spectrometer on the 1.2-m telescope of the Dominion Astrophysical Observatory
A Photometrically Selected Galaxy Cluster Catalog from the SDSS DR4
A photon-counting detector for exoplanet missions
A Planar Two-Dimensional Superconducting Bolometer Array for Millimeter Astronomy
A planetary atmosphere simulator: application to Titan
A Plasma Rocket Demonstration on the International Space Station
A portable MRTD collimator system for fast in-situ testing of FLIR's and other thermal imagers
A position sensitive detector system consisting of an array of mini-proportional counters
A Potential Field Model for Open Field Lines in the Active Region Corona
A Prediction Packetizing Scheme for Reducing Channel Traffic in Transaction-Level Hardware/Software Co-Emulation
A predictor-corrector guidance algorithm for use in high-energy aerobraking system studies
A preliminary analysis of a diode array for densitometry
A Prime Focus CCD Imaging System for McDonald Observatory's 76--cm Telescope
A problem in relativistic navigation - The three-dimensional rocket equation