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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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Magnetic storm time variations of electron concentrations in upper ionosphere near north geomagnetic pole, discussing magnetic time, altitude and latitude dependence
Ion pair annihilation average rate by single aerosol particle action in lower ionosphere noctilucent clouds
I-V characteristics of electron emitting satellite in ionosphere, analyzing spherical Langmuir probe in collisionless plasma in magnetic field
Latitudinal cut-off of manmade VLF signals in short path through ionosphere to OGO 2 satellite, noting strong noise following signal cut-off
Effective recombination coefficient in lower ionosphere determined from charged particle spectra obtained by rocket sounding in Canada
Suprathermal electrons energy distributions as function of magnetic latitude in polar ionosphere obtained by Explorer 31 satellite observation
Radio pulse sounding of ionospheric structure and motions, discussing digital ionosonde, data analysis methods, etc
Simultaneous solution of continuity and heat conduction equations for ionospheric plasma consisting of electrons, atomic O ions and neutral gas species, discussing varying solar flux effects
Thermal diffusion coefficient for fully ionized plasma containing mixture of arbitrary charge ions in topside ionosphere
Atomic oxygen density role in ionospheric E and F region magnetic stability, noting heat loss effect of atomic excitation
Rocket-borne AM radio receiver for Faraday rotation experiments to measure lower ionosphere electron density, giving circuit diagrams
Irregularities distribution in antarctic ionosphere from polarization angle fluctuations of satellite S-66 radio signals, discussing diurnal magnetic and solar cycle effects
Lower ionospheric electron concentration and collision frequency measurements by Nike-Apache rockets, suggesting geomagnetic anomaly in D region
Gas dynamics of interactions of tenuous ionosphere with moving satellites and diagnostic probes, using collision-free plasma kinetics methods
Solar flares less than 10 A X rays effect on ionospheric ionization between 60 and 100 km
Applicability and limitations of diffusive equilibrium in topside ionosphere, noting plasma density distribution along magnetic field line
Particle trapping and plasma oscillations in satellite disturbed ionosphere observed from Ariel and Alouette measurements, discussing frequency and wavelength relation
Ionospheric VLF electrostatic noise observed by sounding rocket, noting proton gyrofrequency harmonics effects within emission attenuation bands