Determination of the two-dimensional distribution of electron density according to vertical and oblique sounding
Determination of Total Atmospheric Density in the 80-150 km Altitude Range Using X-ray Occultation Sounding
Determination of trajectories of fireballs using seismic network data
Determination of travelling ionospheric disturbances
Determination of vertical ozone distributions by spacecraft measurements using a limb-scan technique
Determination of zonal wind speeds at heights near 530 km from the orbit of Explorer 24 /1964-76A/
Determining effective rate of plasma heating in outer equatorial ionosphere using data from ISIS-1 and ISIS-2 satellites
Determining Temperature Differences Between Active And Quiet Regions
Determining the ionospheric irregularity velocity vector based on doppler measurements in the artificially modified F 2 region of the polar ionosphere
Determining the Macroscopic Properties of Relativistic Jets
Determining the parameters of ionospheric perturbation caused by earthquakes using the quasi-optimum algorithm of spatiotemporal processing of TEC measurements
Deuterium on Venus - Observations from earth
Developing, Applying, and Refining Comprehensive Measurement Based Specifications of Upper Atmospheric Neutral Winds
Development and characterization of the balloon borne instrument TELIS (TErahertz and submillimeter LImb Sounder) 1.8 THz receiver
Development and flight performance of tip-tilt mirror system for a sounding rocket observation of the Sun.
Development and new tasks of the DFVLR-GSOC Mobile Raketenbasis
Development and Validation of Reaction Wheel Disturbance Models: Empirical Model
Development Launch and In-flight Performance of ESRO Sounding-Rocket Payloads - Volume I: payloads launched in 1964-1965
Development of a campaign to study equatorial ionospheric phenomena over Guam
Development of a Fast Wideband Self-Impedance Probe for Ionospheric Research