Abnormal evening vertical plasma drift and effects on ESF and EIA over Brazil-South Atlantic sector during the 30 October 2003 superstorm

dc.contributor.authorAbdu, M. A.
dc.contributor.authorDe Paula, E. R.
dc.contributor.authorBatista, I. S.
dc.contributor.authorReinisch, B. W.
dc.contributor.authorMatsuoka, M. T.
dc.contributor.authorCamargo, P. O.
dc.contributor.authorVeliz, Oscar
dc.contributor.authorDenardini, C. M.
dc.contributor.authorSobral, J. H. A.
dc.contributor.authorKherani, E. A.
dc.contributor.authorDe Siqueira, P. M.
dc.date.accessioned2018-06-25T17:33:03Z
dc.date.available2018-06-25T17:33:03Z
dc.date.issued2008-11
dc.description.abstractEquatorial F region vertical plasma drifts, spread F and anomaly responses, in the south American longitude sector during the superstorm of 30 October 2003, are analyzed using data from an array of instruments consisting of Digisondes, a VHF radar, GPS TEC and scintillation receivers in Brazil, and a Digisonde and a magnetometer in Jicamarca, Peru. Prompt penetrating eastward electric field of abnormally large intensity drove the F layer plasma up at a velocity 1200 ms−1 during post dusk hours in the eastern sector over Brazil. The equatorial anomaly was intensified and expanded poleward while the development of spread F/plasma bubble irregularities and GPS signal scintillations were weaker than their quiet time intensity. Significantly weaker F region response over Jicamarca presented a striking difference in the intensity of prompt penetration electric field between Peru and eastern longitudes of Brazil. The enhanced post dusk sector vertical drift over Brazil is attributed to electro-dynamics effects arising energetic particle precipitation in the South Atlantic Magnetic Anomaly (SAMA). These extraordinary results and their longitudinal differences are presented and discussed in this paper.es_ES
dc.description.peer-reviewPor pareses_ES
dc.formatapplication/pdfes_ES
dc.identifier.citationAbdu, M. A., De Paula, E. R., Batista, I. S., Reinisch, B. W., Matsuoka, M. T., Camargo, P. O., ... De Siqueira, P. M. (2008). Abnormal evening vertical plasma drift and effects on ESF and EIA over Brazil-South Atlantic sector during the 30 October 2003 superstorm.==$Journal of Geophysical Research: Space Physics, 113$==(A7), A07313. https://doi.org/10.1029/2007JA012844es_ES
dc.identifier.doihttps://doi.org/10.1029/2007JA012844es_ES
dc.identifier.govdocindex-oti2018
dc.identifier.journalJournal of Geophysical Research: Space Physicses_ES
dc.identifier.urihttp://hdl.handle.net/20.500.12816/1511
dc.language.isospaes_ES
dc.publisherAmerican Geophysical Uniones_ES
dc.relation.ispartofurn:issn:2169-9380
dc.rightsinfo:eu-repo/semantics/openAccesses_ES
dc.rights.urihttps://creativecommons.org/licences/by/4.0/es_ES
dc.subjectMagnetic superstormes_ES
dc.subjectAbnormal evening vertical driftes_ES
dc.subjectLarge longitudinal differencees_ES
dc.subject.ocdehttp://purl.org/pe-repo/ocde/ford#1.05.01es_ES
dc.titleAbnormal evening vertical plasma drift and effects on ESF and EIA over Brazil-South Atlantic sector during the 30 October 2003 superstormes_ES
dc.typeinfo:eu-repo/semantics/articlees_ES

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