Open Access

Fig. 6.


Download original image

(a) One type of crossing traced, X-shaped whistler or whistler-like signal branch recorded on board of DEMETER satellite, ICE VLF burst data (20.09.2004 21:03:20 UT). (b) Theoretical UWB propagating model in which the propagating modes are guided in a duct and in the FFT pattern are crossing each other (courtesy, O.E. Ferencz).

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.