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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21d.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34T/4A87A38
Repositorysid.inpe.br/mtc-m21d/2023/11.16.18.46   (restricted access)
Last Update2023:11.16.18.46.13 (UTC) simone
Metadata Repositorysid.inpe.br/mtc-m21d/2023/11.16.18.46.13
Metadata Last Update2024:01.02.17.16.54 (UTC) administrator
DOI10.1029/2023EA003071
ISSN2333-5084
Citation KeySousasantosRoFeAbMaVa:2023:ExEvDi
TitleOn the Role of Mild Substorms and Enhanced Hall Conductivity in the Plasma Irregularities Onset and Zonal Drift Reversals: Experimental Evidence at Distinct Longitudes Over South America
Year2023
MonthNov.
Access Date2024, May 19
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size5594 KiB
2. Context
Author1 Sousasantos, J.
2 Rodrigues, F. S.
3 Fejer, B. G.
4 Abdu, Mangalathayil Ali
5 Massoud, A. A.
6 Valladares, C. E.
Resume Identifier1
2
3
4 8JMKD3MGP5W/3C9JHNK
ORCID1 0000-0001-6572-8009
2 0000-0002-3555-8165
3 0000-0001-9411-0152
4 0000-0001-5857-5761
5 0000-0006-5962-9104
6 0000-0001-6609-3236
Group1
2
3
4 DIHPA-CGCE-INPE-MCTI-GOV-BR
Affiliation1 University of Texas at Dallas
2 University of Texas at Dallas
3 Utah State University
4 Instituto Nacional de Pesquisas Espaciais (INPE)
5 University of Texas at Dallas
6 University of Texas at Dallas
Author e-Mail Address1 jonas.ssts@utdallas.edu
2
3
4 ma.abdu@inpe.br
JournalEarth and Space Science
Volume10
Number11
Pagese2023EA003071
History (UTC)2023-11-16 18:46:53 :: simone -> administrator :: 2023
2024-01-02 17:16:54 :: administrator -> simone :: 2023
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
Keywordsatypical plumes
Es layer
mild geomagnetic substorms
SAMA
zonal drift reversal
AbstractThe 14-panel Advanced Modular Incoherent Scatter Radar (AMISR-14) system deployed at Jicamarca observed equatorial spread F plumes on two consecutive nights under unfavorable seasonal and solar flux conditions during a period that can be categorized as geomagnetically quiet. The AMISR-14 capability of observing in multiple pointing directions allowed the characterization of the irregularity zonal drifts revealing that, in addition to their atypical occurrence, the zonal drifts of these plumes/irregularities also presented distinct patterns from one night to another, reversing from east to west on the second night. This work addresses two main subjects: (a) the mechanisms that may have led to the generation of these irregularities, despite the unfavorable conditions, and (b) the mechanisms that possibly led to the reversal (east-to-west) in the zonal plasma drift on the second night. To do so a multi-instrumented and multi-location investigation was performed. The results indicate the occurrence of simultaneous spread-F events over the Peruvian and the Brazilian regions, evidencing a non-local process favoring the development of the irregularities. The results also suggest that, even under very mild geomagnetic perturbation conditions, the recurring penetration of electric fields in the equatorial ionosphere can occur promptly, modifying the equatorial electrodynamics and providing favorable conditions for the plume development. Moreover, the results confirm that the eastward penetration electric fields, combined with the upsurge of Hall conductivity in the nighttime typically associated with the presence of sporadic-E layers, are likely to be the mechanism leading to the reversal in the irregularity zonal drifts over these regions.
AreaCEA
Arrangementurlib.net > BDMCI > Fonds > Produção a partir de 2021 > CGCE > On the Role...
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4. Conditions of access and use
Languageen
Target FileEarth and Space Science - 2023 - Sousasantos - On the Role of Mild Substorms and Enhanced Hall Conductivity in the Plasma.pdf
User Groupsimone
Reader Groupadministrator
simone
Visibilityshown
Read Permissiondeny from all and allow from 150.163
Update Permissionnot transferred
5. Allied materials
Next Higher Units8JMKD3MGPCW/46KTFK8
DisseminationWEBSCI; PORTALCAPES; SCOPUS.
Host Collectionurlib.net/www/2021/06.04.03.40
6. Notes
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