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1. Identificação
Tipo de ReferênciaArtigo em Evento (Conference Proceedings)
Sitemtc-m21c.sid.inpe.br
Código do Detentorisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identificador8JMKD3MGP3W34R/3QTQQS2
Repositóriosid.inpe.br/mtc-m21c/2018/04.18.16.03
Repositório de Metadadossid.inpe.br/mtc-m21c/2018/04.18.16.03.01
Última Atualização dos Metadados2022:03.18.22.11.18 (UTC) administrator
Chave SecundáriaINPE--PRE/
Chave de CitaçãoGomesRempRamoChia:2018:RoCuSh
TítuloThe Role of Current Sheets on Statistical Modeling of Extreme Values and Evidence of Presence of Dragon King (DK) in Solar Wind
Ano2018
Data de Acesso09 maio 2024
Tipo SecundárioPRE CI
2. Contextualização
Autor1 Gomes, Tiago Francisco Pinheiro
2 Rempel, Erico Luiz
3 Ramos, Fernando Manuel
4 Chian, Abraham Chian Long
Identificador de Curriculo1
2
3 8JMKD3MGP5W/3C9JH4A
Grupo1 GESAST-CEA-SESPG-INPE-MCTIC-GOV-BR
Afiliação1 Instituto Nacional de Pesquisas Espaciais (INPE)
2 Instituto Tecnológico da Aeronáutica (ITA)
3 Instituto Nacional de Pesquisas Espaciais (INPE)
4 University of Adelaide
Nome do EventoLatin American Conference on Space Geophysics, 11 (COLAGE)
Localização do EventoBuenos Aires, Argentina
Data16-20 abr.
Histórico (UTC)2018-04-18 16:03:01 :: simone -> administrator ::
2022-03-18 22:11:18 :: administrator -> simone :: 2018
3. Conteúdo e estrutura
É a matriz ou uma cópia?é a matriz
Estágio do Conteúdoconcluido
Transferível1
Tipo do ConteúdoExternal Contribution
ResumoThe solar wind constitutes a nonlinear dynamical system, presenting intermittent turbulence, multifractality and chaotic dynamics. One characteristic shared by many such complex systems is the presence of extreme events, that play an important role in several Geophysical phenomena and their statistical characterization is a problem of great practical relevance. This work investigates the presence of extreme events in time series of the modulus of the interplanetary magnetic eld measured by Cluster spacecraft. One of the main results is that the solar wind can be modeled by the Generalized Pareto (GP) and Generalized Extreme Values (GEV) distributions. Both models present a statistically signicant positive shape parameter, implying a heavy tail in the probability distribution functions and an unbounded growth in return values as return periods become very long. There is evidence that current sheets are the main responsible for positive values of the shape parameter. It is also shown that magnetic reconnection at the interface between two interplanetary magnetic ux ropes in the solar wind can be considered as Dragon Kings (DK), which are a class of extreme events whose formation mechanisms are fundamentaly dierent from others, thus opening the possibility of their identication, prediction and even suppression. Dragon kings had previously been identied in time series of nancial crashes, nuclear power generation accidents, stock market and so on, and it is believed that they are associated with the occurrence of extreme events in dynamical systems at phase transition, bifurcation, crises or tipping points.
ÁreaCEA
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5. Fontes relacionadas
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6. Notas
Campos Vaziosarchivingpolicy archivist booktitle callnumber copyholder copyright creatorhistory descriptionlevel dissemination doi e-mailaddress edition editor electronicmailaddress format isbn issn keywords label lineage mark mirrorrepository nextedition notes numberoffiles numberofvolumes orcid organization pages parameterlist parentrepositories previousedition previouslowerunit progress project publisher publisheraddress readergroup readpermission rightsholder schedulinginformation secondarydate secondarymark serieseditor session shorttitle size sponsor subject tertiarymark tertiarytype type url versiontype volume
7. Controle da descrição
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