The ionosphere.
Atmospheric ionization, discussing formation of different ionospheric regions
SOLAR ACTIVITY↗
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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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Ionospheric research from space vehicles.
Ionospheric research from space vehicles, comparing experimental data with theoretical models of D, E and F regions
ROCKET SOUNDING↗
Diurnal variation of the ionospheric total electron content.
Integrated electron content of ionosphere determined from measurements of polarization angle received from Syncom III transmissions, presenting mean diurnal variation
SATELLITE TRANSMISSION↗
The height of large ionospheric irregularities.
Signal amplitude of Transit IVA satellite recorded at two stations, using time difference between observing similar fluctuations in fading period to determine height of ionospheric irregularities
TIME DELAY↗
The calculation of the heights of the peaks of the ionospheric layers.
Height of peaks of ionospheric layers using five- point Kelso analysis and single polynomial analysis
IONOSPHERIC REFLECTION↗
Fixed-frequency observations of plasma resonances in the topside ionosphere.
Explorer XX satellite observations of plasma resonances at fixed frequencies in topside ionosphere, noting patterns, effect of geomagnetic field, electron concentration, etc
SATELLITE OBSERVATION↗
Space and time correlations of ionospheric winds.
Ionospheric wind patterns studied by distortion of chemiluminous vapor trails from rockets
VAPOR JET↗
Excitation of the lower hybrid resonance by an antenna in the ionosphere.
Plasma oscillation resonance phenomena of ionospheric antenna excitation near lower hybrid resonant frequency
IONOSPHERIC SOUNDING↗
Resonances in the ionosphere magnetoplasma.
Ringing phenomena in ionospheric magnetoplasma as evidenced by spikes on ionograms from Alouette satellite
ALOUETTE SATELLITE↗
Measurements of electron density in the upper ionosphere by propagation measurements between sections of a high altitude rocket.
Upper ionospheric electron density measurement by signals propagated between two parts of high altitude rocket
IONOSPHERIC ELECTRON DENSITY↗
The measured impedance of a dipole antenna in the ionosphere.
Impedance measurement of 39.5 meter tip-to-tip dipole antenna made during ionospheric rocket flight
DIPOLE ANTENNA↗
Total electron content of the ionosphere in middle latitudes.
Total electron content of ionosphere in middle latitudes, noting results of satellite Doppler measurements, effect of solar radio noise flux, etc
SOLAR NOISE↗
The use of satellite signals to investigate the polar ionosphere.
Satellite signals wave polarization by ionosphere above Antarctic
IONOSPHERIC SOUNDING↗
Correlation of plasma scale height with K sub p in the topside ionosphere.
Correlation of geomagnetic index and plasma scale height in topside ionosphere observed from Alouette topside sounder and planetary geomagnetic data
SCALE HEIGHT↗
A theory of ionospheric thermal radiation.
Ionosphere as anisotropic dissipative medium where charged particles random thermal motion acts as thermal radiation source, noting relation between driven AC conduction current density and applied AC electric field intensity
IONOSPHERE↗
Characteristics of ionospheric thermal radiation.
Ionospheric thermal radiation, discussing noise power per unit volume, spectral distribution, frequency, etc
THERMAL RADIATION↗
Measurement of antenna impedance in the ionosphere. I - Observing frequency below the electron gyro frequency.
Resistive and reactive components of impedance of short dipole in lower ionosphere
DIPOLE ANTENNA↗
Low-frequency waves and gradient instabilities in the ionosphere.
LF incompressible waves and gradient instabilities in ionosphere
COLLISION RATE↗