APEX Band T2: A 1.25 - 1.39 THz Waveguide Balanced HEB Receiver
APEX: five years of operations
Aplanatic two-mirror telescopes - A systematic study. III - The Schwarzschild-Couder configuration
Apodization effects due to the size of a secondary mirror in a reflecting, on-axis telescope for detection of extra-solar planets
Apodized square aperture plus occulter concept for TPF
Apollo 11 Laser Ranging Retro-Reflector: Initial Measurements from the McDonald Observatory
Apollo Lunar Module ascent propulsion - No second chance
APOLLO: A Comprehensive Test of Gravity via Lunar Laser Ranging
Apparent Size of the Moon
Applicability Study of Composite Laminates to the Cryogenic Propellant Tanks
Application and evaluation of a GPS multi-antenna system for dam deformation monitorin
Application guide for universal source encoding for space
Application of a high-precision interferometric measuring system as phasing the segmented primary mirrors of the next generation of ground-based telescope
Application of a large space-based diffractive optical element telescope to the Terrestrial Planet-Finder mission: design and tolerance issues
Application of a NEPTUNE propulsion concept to a manned Mars excursion
Application of a SNTP-Based Propulsion/Power System to Solar System Exploration Missions
Application of adaptive filters to the problem of reducing microphony in arrays of pyroelectric infrared detectors
Application of Artificial Neural Network to the Classification of Stellar Spectra
Application of Artificial Neural Networks for the classification of the seismic transients at Soufrière Hills volcano, Montserrat
Application of Autoscala to ionograms recorded by the VIPIR ionosonde