Campo DC | Valor | Idioma |
dc.contributor.author | Alves, Jeferson Cavalcante | - |
dc.contributor.author | Araujo, Rennan Geovanny Oliveira | - |
dc.contributor.author | Souza, Eliane Soares de | - |
dc.contributor.author | Soares, Sarah Adriana Rocha | - |
dc.contributor.author | Cerqueira, José Roberto | - |
dc.contributor.author | Garcia, Karina Santos | - |
dc.contributor.author | Queiroz, Antonio Fernando de Souza | - |
dc.contributor.author | Vale, Maria Goreti Rodrigues | - |
dc.contributor.author | Borges, Aline Rocha | - |
dc.creator | Alves, Jeferson Cavalcante | - |
dc.creator | Araujo, Rennan Geovanny Oliveira | - |
dc.creator | Souza, Eliane Soares de | - |
dc.creator | Soares, Sarah Adriana Rocha | - |
dc.creator | Cerqueira, José Roberto | - |
dc.creator | Garcia, Karina Santos | - |
dc.creator | Queiroz, Antonio Fernando de Souza | - |
dc.creator | Vale, Maria Goreti Rodrigues | - |
dc.creator | Borges, Aline Rocha | - |
dc.date.accessioned | 2019-05-20T14:02:32Z | - |
dc.date.available | 2019-05-20T14:02:32Z | - |
dc.date.issued | 2018-02-01 | - |
dc.identifier.issn | 1678-7064 | - |
dc.identifier.uri | http://repositorio.ufba.br/ri/handle/ri/29584 | - |
dc.description.abstract | Eight petroleum samples from Potiguar Basin were submitted for determination
of saturated biomarkers by gas chromatography (fingerprint), liquid chromatography (saturates, aromatics, resins and asphaltenes),
gas chromatography-mass spectrometry (GC-MS), nickel and vanadium by high resolution continuum source graphite furnace atomic absorption spectrometry (HR-CS GF AAS). The geochemical parameters provided information on type of depositional
paleoenvironment in which organic matter that gave rise to each oil sample and level of thermal maturation reached by generating rocks that make up the Potiguar Basin were deposited. The relationships between the stable isotopes of carbon (δ13C) and between Ni and V concentrations of each petroleum sample were also evaluated. The evaluations separated for oil samples into two distinct
groups. Group 1 formed by samples P1, P2, P5 and P8, with characteristics of generating rock that was deposited in a marine hypersaline environment. Group 2 composed of samples P3, P4, P6 and P7 with freshwater lacustrine depositional paleoenvironment,which were elucidated through the geochemical parameters studied. The hierarchical cluster analysis was presented as promising
chemometric tool for characterization of petroleum samples in the according to their origin of the generating rock by ratio parameters of hopane/sterane , tetracyclic polyiprenoids/diastereomers and diastereos R+S/cholestane R+S. | pt_BR |
dc.language.iso | pt_BR | pt_BR |
dc.rights | Acesso Aberto | pt_BR |
dc.source | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422018000400417 | pt_BR |
dc.subject | petroleum | pt_BR |
dc.subject | biomarkers | pt_BR |
dc.subject | nickel | pt_BR |
dc.subject | vanadium | pt_BR |
dc.subject | carbon isotopes | pt_BR |
dc.title | Correlações geoquímicas entre amostras de petróleo da Bacia Potiguar e definição de suas possíveis rochas geradoras | pt_BR |
dc.title.alternative | Química Nova | pt_BR |
dc.type | Artigo de Periódico | pt_BR |
dc.identifier.number | v. 41, n. 4, 417-428 | pt_BR |
dc.publisher.country | Brasil | pt_BR |
Aparece nas coleções: | Artigo Publicado em Periódico (POSPETRO)
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