Apodizing influence of the shape of a pupil contour

Apollo 16 far ultraviolet spectra of the terrestrial airglow

Apollo Telescope Mount of SKYLAB - an overview

Apparent scintillation of subpixel targets imaged by focal plane arrays

Apparent superluminal advancement of a single photon far beyond its coherence length

Appearance of the Sun and the Moon seen through clouds

Applicability of Gaussian Noise Approximation for Optically Pre-Amplified DPSK Receivers with Balanced Detection

Applicability of the phase screen method for the analysis of scintillation spectra during stellar occultation by Earth's atmosphere

Application of 1.2m adaptive optics system for astronomy

Application of a Fabry-Perot spectrometer to the measurement of spectral line shifts much smaller than line width

Application of a high-performance damping metal to gravitational wave detectors

Application of a miniaturized photoacoustic cell for high-sensitivity laser detection of ammonia in gas media

Application of a nonuniform spectral resampling transform in Fourier-transform spectrometry

Application of a radiometric calibration method to lunar Fourier transform IR spectra by using a liquid-nitrogen-cooled high-emissivity blackbody

Application of a trace formula to the spectra of flat three-dimensional dielectric resonators

Application of a white-light interferometric measuring system as co-phasing the segmented primary mirrors of the high-aperture telescope

Application of aberration theory to calculate encircled energy of Wolter I-II telescopes

Application of adaptive optics to astronomy

Application of adaptive optics to astronomy.

Application of adaptive optics to the detection of extra-solar planetary systems.