For access to this article, please select a purchase option:
IET members benefit from discounts to all IET publications and free access to E&T Magazine. If you are an IET member, log in to your account and the discounts will automatically be applied.
Your recommendation has been sent to your librarian.
Inspec keywords: electron density; magnetic storms; F-region; ionospheric disturbances; HF radio propagation
Subjects: Ionospheric disturbances and modification experiments; Radiowave and rocket soundings of the ionosphere; Ionospheric structure; F-region; Atmospheric, ionospheric and magnetospheric techniques and equipment; Magnetospheric magnetic storms, substorms; Radiowave propagation