Dynamical and Chemical Coupling Between the Neutral and Ionized Atmosphere

I: The Neutral Atmosphere.- Morphology of Upper Atmosphere Temperatures.- Stratospheric — Mesospheric Midwinter Warmings.- Stratospheric and Mesospheric Turbulence.- Inert Gas Abundances as Indicators for the Strength of Eddy Diffusion at Turbopause Altitudes.- Atmospheric Waves.- Infrasonic Waves — Interaction with the Atmosphere.- Remote Sensing of the Neutral Constituents of the Lower Thermosphere.- The Effects of Changing Fluxes of Solar UV Radiation and Solar Cosmic Rays on the Middle Atmosphere Temperature and Ozone Concentration.- Long Term Variations of OH Nightglow Emission — Relation to Stratospheric Humidity?.- II: The Ionosphere.- Ion Composition and Electron — and Ion — Loss Processes in the Earth’s Atmosphere.- Mid- and High Latitude Reference Ionosphere.- Ionization Processes.- Influence of Relativistic Electron Precipitation on the Lower Ionosphere and Stratosphere.- Coherent Wave Induced Particle Precipitation into the Upper Atmosphere.- Thermal Electron Collisions and Energy Transfer in Atmospheric Gases.- An Attempt to Interpret Collision Frequency Measurements in the D-Region.- III: Coupling Between Neutral and Ionized Atmosphere.- Influence of Ionization on the Neutral Atmosphere.- Energy Balance of the Atmosphere under the Influence of a Disturbed Sun and Magnetospheric Processes.- Variations of the Mean Meridional Circulation in the Thermosphere.- Some Results from the European Winter Anomaly Campaign 1975/76.- Partial Reflection Studies in the Quiet Polar D-Region with Respect to Mesospheric Turbulence Parameters.- Odd Nitrogen in the Mesosphere and Thermosphere: Its Chemistry and Transport.- Lower Ionosphere Disturbances Induced by High Altitude Ion Cloud Releases.- IV: Auroral Zone Phenomena.- Auroral Structure and Dynamics.- RecentAdvances in the Use of Radar Auroral Backscatter to Measure Ionospheric Electric Fields.- Auroral Effects on Neutral Dynamics.- Large-Scale Characteristics of Field-Aligned Currents Determined from the TRIAD Magnetometer Experiment.- Characteristics of 1–500 eV Electrons Observed in the Earth’s Thermosphere from the Photoelectron Spectrometer Experiment on the Atmosphere Explorer Satellites.- V: Special Topics.- The Advantages of the Antarctic for Ionospheric Research.- Spacelab: A New Tool for Cooperative Research.- Spectral Analysis of Ionospheric Phenomena through Narrow Data Windows.