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1. Identificação
Tipo de ReferênciaArtigo em Revista Científica (Journal Article)
Siteplutao.sid.inpe.br
Código do Detentorisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
IdentificadorJ8LNKAN8RW/35LDG9S
Repositóriodpi.inpe.br/plutao@80/2009/07.13.14.28
Última Atualização2011:01.31.13.15.26 (UTC) marciana
Repositório de Metadadosdpi.inpe.br/plutao@80/2009/07.13.14.28.23
Última Atualização dos Metadados2024:05.20.12.23.43 (UTC) marciana
Chave SecundáriaINPE--PRE/
DOI10.1029/2008JD011379
ISSN0148-0227
Rótulolattes: 9168878830863753 1 PezziSoAcWaMaGaCa:2009:MuMeOc
Chave de CitaçãoPezziSoAcWaMaGaCa:2009:MuMeOc
TítuloMultiyear measurements of the Oceanic and Atmospheric Boundary Layers at the Brazil-Malvinas Confluence Region
Ano2009
Data de Acesso26 jun. 2024
Tipo de Trabalhojournal article
Tipo SecundárioPRE PI
Número de Arquivos1
Tamanho1620 KiB
2. Contextualização
Autor1 Pezzi, Luciano Ponzi
2 Souza, Ronald Buss de
3 Acevedo, Otávio Costa
4 Wainer, Ilana E. K.
5 Mata, Mauricio M
6 Garcia, Carlos A E
7 Camargo, Ricardo de
Identificador de Curriculo1 8JMKD3MGP5W/3C9JHM8
Grupo1 DSR-OBT-INPE-MCT-BR
2 CRS-CCR-INPE-MCT-BR
Afiliação1 Instituto Nacional de Pesquisas Espaciais (INPE)
2 Instituto Nacional de Pesquisas Espaciais (INPE)
3 Department of Physics, UFSM, Campus da UFSM, Avenida Roraima 1000, Santa Maria, CEP 97105-970, Brazil;
4 Department of Physical Oceanography, USP, Praca do Oceanográfico 191, São Paulo, 05508-120, Brazil
5
6 Ocean and Climate Studies Laboratory, Institute of Oceanography, Federal University of Rio Grande, Rio Grande, Brazi
7 Institute of Astronomy, Geophysics and Atmospheric Sciences, University of São Paulo, Brazil
Endereço de e-Mail do Autor1 luciano.pezzi@cptec.inpe.br
Endereço de e-Mailluciano.pezzi@cptec.inpe.br
RevistaJournal of Geophysical Research
Volume114
Número19
PáginasD011379
Nota SecundáriaA2_ECOLOGIA_E_MEIO_AMBIENTE A1_ENGENHARIAS_I A2_ENGENHARIAS_II A1_ENGENHARIAS_III B1_ENGENHARIAS_IV A1_GEOCIÊNCIAS A1_INTERDISCIPLINAR
Histórico (UTC)2009-07-13 17:05:11 :: lattes -> administrator ::
2009-07-14 20:38:49 :: administrator -> marciana ::
2010-01-07 14:23:45 :: marciana -> administrator ::
2010-05-12 02:04:25 :: administrator -> marciana ::
2011-11-03 11:12:04 :: marciana -> administrator :: 2009
2016-06-04 01:08:33 :: administrator -> marciana :: 2009
2016-10-04 17:44:03 :: marciana -> administrator :: 2009
2018-06-05 00:12:38 :: administrator -> marciana :: 2009
3. Conteúdo e estrutura
É a matriz ou uma cópia?é a matriz
Estágio do Conteúdoconcluido
Transferível1
Tipo do ConteúdoExternal Contribution
Tipo de Versãopublisher
Palavras-ChaveAtmospheric pressure
Atmospheric thermodynamics
Boundary layers
Coastal zones
Ocean currents
Satellite communication systems
Submarine geophysics
Telecommunication links
Thermal gradients
Troposphere
Wind effects
Air-sea coupling
Atmospheric boundary layers
Atmospheric measurement
Brazil Current
Brazil-Malvinas Confluence
Lateral temperature gradients
Marine atmospheric boundary layer
Multi-year measurements
Oceanic boundary layers
Pressure intensification
Sea level pressure
Sea Surface Temperature gradients
Sea surfaces
Southwestern Atlantic Ocean
Static instability
Static stability
Surface conditions
Thermal advection
Vertical mixing
Vertical temperature gradients
Warm water
World Ocean
Atmospheric temperature
atmosphere-ocean coupling
boundary layer
confluence
pressure gradient
sea level pressure
sea surface temperature
temperature gradient
thermal convection
warm front
Atlantic Ocean
Atlantic Ocean (Southwest)
ResumoThis study analyzes and discusses data taken from oceanic and atmospheric measurements performed simultaneously at the Brazil-Malvinas Confluence (BMC) region in the southwestern Atlantic Ocean. This area is one of the most dynamical frontal regions of the world ocean. Data were collected during four research cruises in the region once a year in consecutive years between 2004 and 2007. Very few studies have addressed the importance of studying the air-sea coupling at the BMC region. Lateral temperature gradients at the study region were as high as 0.3°C km-1 at the surface and subsurface. In the oceanic boundary layer, the vertical temperature gradient reached 0.08°C m-1 at 500 m depth. Our results show that the marine atmospheric boundary layer (MABL) at the BMC region is modulated by the strong sea surface temperature (SST) gradients present at the sea surface. The mean MABL structure is thicker over the warmside of the BMC where Brazil Current (BC) waters predominate. The opposite occurs over the coldside of the confluence where waters from the Malvinas (Falkland) Current (MC) are found. The warmside of the confluence presented systematically higher MABL top height compared to the coldside. This type of modulation at the synoptic scale is consistent to what happens in other frontal regions of the world ocean, where the MABL adjusts itself to modifications along the SST gradients. Over warm waters at the BMC region, the MABL static instability and turbulence were increased while winds at the lower portion of the MABL were strong. Over the coldside of the BC/MC front an opposite behavior is found: the MABL is thinner and more stable. Our results suggest that the sea-level pressure (SLP) was also modulated locally, together with static stability vertical mixing mechanism, by the surface condition during all cruises. SST gradients at the BMC region modulate the synoptic atmospheric pressure gradient. Postfrontal and prefrontal conditions produce opposite thermal advections in the MABL that lead to different pressure intensification patterns across the confluence. Copyright 2009 by the American Geophysical Union.
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4. Condições de acesso e uso
URL dos dadoshttp://urlib.net/ibi/J8LNKAN8RW/35LDG9S
URL dos dados zipadoshttp://urlib.net/zip/J8LNKAN8RW/35LDG9S
Idiomaen
Arquivo AlvoPezzi_Multiyear.pdf
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Visibilidadeshown
Política de Arquivamentodenypublisher6 allowfinaldraft
Permissão de Leituraallow from all
Permissão de Atualizaçãonão transferida
5. Fontes relacionadas
Unidades Imediatamente Superiores8JMKD3MGPCW/3ER446E
8JMKD3MGPCW/3EUFCFP
Lista de Itens Citandosid.inpe.br/mtc-m21/2012/07.13.14.53.48 2
DivulgaçãoWEBSCI; PORTALCAPES; AGU.
Acervo Hospedeirodpi.inpe.br/plutao@80/2008/08.19.15.01
6. Notas
Campos Vaziosalternatejournal archivist callnumber copyholder copyright creatorhistory descriptionlevel format isbn lineage mark mirrorrepository month nextedition notes orcid parameterlist parentrepositories previousedition previouslowerunit progress project readergroup rightsholder schedulinginformation secondarydate session shorttitle sponsor subject tertiarymark tertiarytype url
7. Controle da descrição
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