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The relationship between small-scale and large-scale ionospheric electron density irregularities generated by powerful HF electromagnetic waves at high latitudes
Infrasound - the cause of strong Polar Mesosphere Winter Echoes?
Multi-frequency HF radar measurements of artificial F-region field-aligned irregularities.
Comparison of high latitude electron density profiles obtained with the GPS radio occultation technique and EISCAT measurements.
ELF wave generation in the ionosphere using pulse modulated HF heating. Initial tests of a technique for increasing ELF wave generation efficiency.