L. Jalonen

The role of electric field and neutral wind direction in the formation of sporadic E-layers

T. Nygrén, L. Jalonen, J. Oksman et al. · Journal of Atmospheric and Terrestrial Physics · 1984 · 161 citations

Geophysics, Electrical Engineering, Engineering +8

Ion composition in sporadic <i>E</i> layers measured by the EISCAT UHF radar

A. Huuskonen, T. Nygrén, L. Jalonen et al. · Journal of Geophysical Research Atmospheres · 1988 · 42 citations

Radar, Geophysics, Engineering +11

On the morphology of energetic (≥30keV) electron precipitation during the growth phase of magnetospheric substorms

T. Pytte, H. Trefall, G. Kremser et al. · Journal of Atmospheric and Terrestrial Physics · 1976 · 40 citations

Geophysics, Engineering, Physics +10

Interference of tidal and gravity waves in the ionosphere and an associated sporadic E-layer

T. Nygrén, B. S. Lanchester, A. Huuskonen et al. · Journal of Atmospheric and Terrestrial Physics · 1990 · 38 citations

Geophysics, Associated Sporadic E-layer, Engineering +6

High resolution EISCAT observations of the ion-neutral collision frequency in the lower E-region

A. Huuskonen, T. Nygrén, L. Jalonen et al. · Journal of Atmospheric and Terrestrial Physics · 1986 · 31 citations

Ion-neutral Collision Frequency, Engineering, Physics +6