Orbital Angular Momentum in Radio—A System Study

Siavoush M. Mohammadi, L. K. S. Daldorff, J. Bergman, +5

IEEE Transactions on Antennas and Propagation

RadarArray ProcessingOrbit DeterminationPhase FrontsEngineering +13

Orbital angular momentum in radio: Measurement methods

Siavoush M. Mohammadi, L. K. S. Daldorff, Kamyar Forozesh, +5

Radio Science

Electric Field ComponentsElectric Field ComponentOrbit DeterminationEngineeringBeam Optic +13

The electron energy distribution during HF pumping, a picture painted with all colors

B. Gustavsson, T. Sergienko, M. J. Kosch, +13

Annales Geophysicae

EngineeringPhysicsElectron SpectroscopyNatural SciencesSpectroscopy +13

Aspect angle dependence of HF enhanced incoherent backscatter

B. Isham, M. T. Rietveld, T. Hagfors, +4

Advances in Space Research

PhysicsHigh-frequency ApproximationInverse ProblemsIncoherent BackscatterCoherent Process

Upper atmospheric observations at the Arecibo Observatory: Examples obtained using new capabilities

B. Isham, C. A. Tepley, M. P. Sulzer, +4

Journal of Geophysical Research Atmospheres

Upper AtmosphereEngineeringAtmospheric SoundingMajor Instrumental UpgradeSpace Plasma Physic +15

New phenomena observed by EISCAT during an RF ionospheric modification experiment

B. Isham, W. Kofman, T. Hagfors, +4

Radio Science

GeophysicsRadarEngineeringPhysicsAtmospheric Science +13

Spatiotemporal evolution of radio wave pump‐induced ionospheric phenomena near the fourth electron gyroharmonic

M. Ashrafi, M. J. Kosch, K. Kaila, +1

Journal of Geophysical Research Atmospheres

Radio WaveEngineeringRadio CommunicationSpace Plasma PhysicFourth Electron Gyroharmonic +14

Artificial Ionospheric Layers during Pump Frequency Stepping Near the 4th Gyroharmonic at HAARP

E. N. Sergeev, Alexey Shindin, P. A. Bernhardt, +5

Physical Review Letters

GeophysicsUpper AtmosphereEngineeringPhysicsAtmospheric Science +11

Large airglow enhancements produced via wave‐plasma interactions in sporadic <i>E</i>

F. T. Djuth, P. A. Bernhardt, C. A. Tepley, +10

Geophysical Research Letters

Upper AtmosphereEngineeringPuerto RicoPlasma SciencePlasma Physics +14

Cavitating Langmuir Turbulence Observed during High-Latitude Ionospheric Wave Interaction Experiments

B. Isham, C. La Hoz, M. T. Rietveld, +2

Physical Review Letters

GeophysicsEngineeringLangmuir Turbulence ObservedPhysicsAtmospheric Science +9