Full Wave Solution for the Transmission of ULF and ELF Waves through the Ionosphere
- 30 September 1970
- report
- Published by Defense Technical Information Center (DTIC)
Abstract
Full wave solutions have been found for plane wave and localized disturbances in the ULF (micropulsation) and ELF frequency ranges. Slow and fast wave disturbances incident at 5000 km. altitude at the frequencies 100, 3.0, 1/3, and 1/300 cps. were analyzed. A model ionosphere developed from existing rocket and satellite data for conditions of midday and midlatitude at sunspot minimum was used in the calculations. The cold plasma dispersion relation was written conveniently in terms of the localized disturbance factor and the ionospheric conductivity tensor elements. The localized disturbances were found to produce large vertical electric fields in the neutral atmosphere for the incident slow waves in the micropulsation range and the incident fast wave at 100 cps.Keywords
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