Search for dissertations about: "Institutet för rymdfysik IRF"
Found 3 swedish dissertations containing the words Institutet för rymdfysik IRF.
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1. Calibration and quality assessment of DESCARTES : grabsampler for stratospheric tracers
Abstract : DESCARTES is a light-weight, balloon-borne grab sampler for stratospheric long-lived tracers developed at the University of Cambridge. 33 flights have been performed with two versions of the instrument at northern latitudes by the DESCARTES team at the Swedish Institute of Space Physics (IRF) in Kiruna during the years 1997-2000. READ MORE
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2. Modelling of wide-band ionospheric HF channels
Abstract : .... READ MORE
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3. Numerical modelling of ENAs from stellar wind interactions
Abstract : Energetic neutral atoms (ENAs) are produced whenever a stellar wind encounters a neutral atmosphere. If a stellar wind proton comes sufficiently close to a neutral a charge-exchange reaction may take place, transforming the proton into an ENA. READ MORE