CARTACCI, MARCOMARCOCARTACCICICCHETTI, ANDREAANDREACICCHETTINOSCHESE, RAFFAELLARAFFAELLANOSCHESE2023-02-062023-02-062009http://hdl.handle.net/20.500.12386/33165One of the main challenges that the Marsis radar (on-board the Mars Express Mission) needs to deal with are the effects introduced in an electromagnetic wave by the Mars ionosphere. According to the recent literature, the profile of the electron density and thus of the plasma frequency for increasing altitude raises sharply towards a single well-defined maximum located at an altitude of about 100-150 Km and then drops off smoothly as the altitude increases.ELETTRONICOenResearch reportFIS/05 - ASTRONOMIA E ASTROFISICA