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Abdu, M. A.; Souza, J. R.; Batista, I. S.; Fejer, B. G.; Sobral, J. H. A.
(American Geophysical Union, 2013-04-11)
An investigation of low‐latitude sporadic E layers during magnetic storms shows that the formation and disruption of these layers are strongly controlled by the magnetospheric electric fields that penetrate to equatorial ionosphere. It is observed that a prompt penetration electric field (PPEF) of ...