Air mass and refraction

Air-broadened Lorentz halfwidths and pressure-induced line shifts in the nu(4) band of C-13H4

Air-clad fibers: pump absorption assisted by chaotic wave dynamics?

Air-core photonic band-gap fibers: the impact of surface modes

Air-guiding photonic bandgap fiber with improved triangular air-silica photonic crystal cladding

Air-support concept for a large telescope

Airborne cw Doppler lidar (ADOLAR)

Airborne eddy correlation gas flux measurements - Design criteria for optical techniques

Airborne heterodyne receiver for the range 600 GHz to 3,000 GHz

Airborne infrared astronomy

Airborne UV and visible spectrometer for DOAS and radiometric measurements

Aircraft observations of Venus' near-infrared reflection spectrum - Implications for cloud composition

Airglow events visible to the naked eye

Airglow-solar spectrometer instrument (20-700 nm) aboard the San Marco D/L satellite

Airy beam induced optical routing

Airy beams from a microchip laser

Airy disk diffraction pattern: comparison of some values of f/No. and obscuration ratio

Akeno 20 KM (2) air shower array (Akeno Branch)

Aladin transmit-receive optics (TRO): the optical interface between laser, telescope and spectrometers

ALADIN, the first Wind Lidar in Space: Development Status