Search Results - "Martins, Laercio Lopes"

Cadalenes and norcadalenes in organic-rich shales of the Permian Irati Formation (Paraná Basin, Brazil): Tracers for terrestrial input or also indicators of temperature-controlled organic-inorganic interactions? by Lopes Martins, Laercio, Schulz, Hans-Martin, Portugal Severiano Ribeiro, Hélio Jorge, Adolphsson do Nascimento, Caroline, Soares de Souza, Eliane, Feitosa da Cruz, Georgiana

“…•Cadalenes and norcadalenes in Permian black shale as biomarkers for higher plants.•Acid-catalyzed rearrangement of cadalene (α-isomer) to isocadalene…”
Get full text

Organic geochemical signals of freshwater dynamics controlling salinity stratification in organic-rich shales in the Lower Permian Irati Formation (Paraná Basin, Brazil) by Martins, Laercio Lopes, Schulz, Hans-Martin, Severiano Ribeiro, Hélio Jorge Portugal, Nascimento, Caroline Adolphsson do, Souza, Eliane Soares de, da Cruz, Georgiana Feitosa

“…•Algal bloom events reconstructed by detection of C17 long-chain alkylnaphthalene.•Freshwater inflows in the Irati Sea retraced by variation in MTTCs…”
Get full text

Insights about levels and source appointment of petroleum hydrocarbons in Brazilian semi-arid coastal: baseline status assessment for ocean decade targets by de Oliveira, Andre Henrique Barbosa, Fernandes, Gabrielle Melo, dos Santos, Felipe Rodrigues, de Almeida, Narelle Maia, Nogueira, Tiago Rocha, de Quadros Melo, Diego, Martins, Laercio Lopes, Cavalcante, Rivelino Martins, do Nascimento, Ronaldo Ferreira, Reddy, Christopher Michael

“…The Ocean decade (2021–2030) for sustainable development proclaimed in 2017 by the UN, seeks to promote and conserve the sustainable use of oceans, seas, and…”
Get full text

Changes in depositional paleoenvironment of black shales in the Permian Irati Formation (Paraná Basin, Brazil): Geochemical evidence and aromatic biomarkers by Nascimento, Caroline Adolphsson do, Souza, Eliane Soares de, Martins, Laercio Lopes, Severiano Ribeiro, Hélio Jorge Portugal, Santos, Victor Hugo, Rodrigues, René

“…Physicochemical changes that occurred during deposition of Irati black shales were investigated via outcrop samples collected in the northeastern and…”
Get full text

Bioremediation potential of microorganisms derived from petroleum reservoirs by Dellagnezze, Bruna Martins, de Sousa, Gabriel Vasconcelos, Martins, Laercio Lopes, Domingos, Daniela Ferreira, Limache, Elmer E.G., de Vasconcellos, Suzan Pantaroto, da Cruz, Georgiana Feitosa, de Oliveira, Valéria Maia

“…•Metagenomic clones could degrade saturated hydrocarbons up to 47% in petroleum.•Metagenomic clones consumed more than 90% of some aromatic portion after 21…”
Get full text

AVALIAÇÃO DA EXTENSÃO DA BIODEGRADAÇÃO DE PETRÓLEOS BRASILEIROS COM ÊNFASE NOS N-ALQUILCICLOHEXANOS by Martins, Laercio, Cruz, Georgiana, Santos, Lívia, Pudenzi, Marcos, Eberlin, Marcos

“…The n-alkylcyclohexanes are poorly evaluated in biodegradation studies of Brazilian petroleum samples. In this context, this work aimed to use the homologue…”
Get full text

PENTACYCLIC TERPANES AS INDICATORS OF COMPOSITIONAL HETEROGENEITIES IN BIODEGRADED OIL RESERVOIR by Martins, Laercio Lopes, Franklin, Gabriel Clemente, Souza, Eliane Soares de, Cruz, Georgiana Feitosa da

Get full text

Terpanos pentacíclicos como indicadores de heterogeneidades composicionais em reservatório de petróleo biodegradado by Laercio Lopes Martins, Gabriel Clemente Franklin, Eliane Soares de Souza, Georgiana Feitosa da Cruz

“…Reservoir geochemistry has been effectively used to evaluate compositional heterogeneity in petroleum reservoirs by employing oil fingerprinting technique to…”
Get full text

COMPOSITIONAL VARIABILITY IN BITUMENS FROM EOLIC SEDIMENTARY FACIES OF PIRAMBÓIA FORMATION, PARANÁ BASIN, BRAZIL: CHARACTERIZING BIODEGRADATION by Laercio Lopes Martins, Eliane Soares de Souza, Hélio Jorge Portugal Severiano Ribeiro, Georgiana Feitosa da Cruz

“…Bitumen accumulations were identified within eolic sedimentary facies of Pirambóia Formation, in the eastern margin of Paraná Basin in Brazil. This basin is…”
Get full text

Caracterização geoquímica molecular de arenitos asfálticos a partir da desagregação branda de asfaltenos by Fernanda Lins da Costa, Laercio Lopes Martins, Georgiana Feitosa da Cruz, Lívia Carvalho Santos, Alexsandro Araujo da Silva

“…Uma quantidade significativa de hidrocarbonetos, provavelmente remanes-centes do “óleo original”, fica retido (ocluído) no interior da matriz de asfaltenos e…”
Get full text