ATS-6 radio beacon experiment
Attainment of High Levels in the Atmosphere.
Attenuation of decametric radio waves in the randomly irregular midlatitude ionosphere
Attenuation of radio signals by the ionosphere of Mars: Theoretical development and application to MARSIS observations
Attenuation of the coherent field component of decameter waves in the course of ionosphere sounding, due to scattering by random inhomogeneities
Attractor dimensionality for mesospheric turbulence
Atypical nighttime spread-F structure observed near the southern crest of the ionospheric equatorial ionization anomaly
Audible sounds excited by aurorae and meteor fireballs
Audiofrequency vibrations and gravity-wave detectors
Aura Microwave Limb Sounder observations of dynamics and transport during the record-breaking 2009 Arctic stratospheric major warming
Aura Microwave Limb Sounder observations of the Northern Annular Mode: From the mesosphere to the upper troposphere
Aura Microwave Limb Sounder Upper Stratospheric/Lower Mesospheric (USLM) Carbon Monoxide Observations in Arctic Winter 2009-2010: Analysis of An Anomalous Mixing Event
Aurora and electrojet configuration in the early morning sector
Aurora Australis
Auroral arc classification scheme based on the observed arc-associated electric field pattern
Auroral beam-plasma interactions - Particle correlator investigations
Auroral Current and Electrodynamics Structure measured by two sounding rockets in flight simultaneously
Auroral E-region - Ion composition and nitric oxide
Auroral electromagnetic disturbances at altitudes of 900 km - Alfven wave turbulence
Auroral electron acceleration and atmospheric interactions - /1/ Rocket-borne observations and /2/ scattering calculations