Antireflection-structured surfaces for mid-infrared entrance windows
Anything but Two Mirrors: Crd in Waveguide Cavities.
AO Capabilities at ESO for the User
AO3 Calibration Observations of HZ43
APE segment pattern recognition in new phasing techniques
Aperture averaging analysis and aperture shape invariance of received scintillation in free-space optical communication links
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