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Journal of South American Earth Sciences(4)
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Ti/Zr ratio as a geochemical tool for the correlation of weathered coals from geological formations in two Latin American sedimentary basins
ArticleAbstract: Major and trace element concentrations in fresh and altered coals in outcrops and coalfields from TáPalabras claves:Coal, elemental ratio, inorganic geochemistry, seam correlation, weathering processesAutores:A. Álvarez, Érica Lorenzo, Escobar M., Fernando Morante-Carballo, Gonzalo Márquez, Manuel MartínezFuentes:scopusStudy of PM2.5-bound polycyclic aromatic hydrocarbons and anhydro-sugars in ambient air near two Spanish oil refineries: Covid-19 effects
ArticleAbstract: We report the results from a 12 month-long study of the organic compounds associated to PM<inf>2.5</Palabras claves:Anhydrosugars, Complex industrial zone, covid-19, PM fraction 2.5, PM2.5 fraction, Polycyclic aromatic hydrocarbons, spainAutores:Boente C., Érica Lorenzo, Fernàndez A., Fernández A.J., Gonzalo Márquez, Guzmán M.A., Sánchez de la Campa A.M.Fuentes:scopusStudy on spatio-compositional variations and source facies for oils from the Central Wrench Corridor of the Oriente Basin (Ecuador)
ArticleAbstract: This research paper contains an integration of classical biomarker work with higher diamondoid examiPalabras claves:Ecuadorian Oriente basin, Oil groups, Oil-source correlation, QEDA method, Sacha-Shushufindi corridorAutores:Boente C., Érica Lorenzo, González L., Gonzalo Márquez, Guzmán M.A., Permanyer A.Fuentes:scopusUsing gas geochemistry to delineate structural compartments and assess petroleum reservoir-filling directions: A Venezuelan case study
ArticleAbstract: Here we examined the light hydrocarbon and nitrogen content and isotopic signatures of eleven gaseouPalabras claves:C –C alkanes 1 4, C1–C4 alkanes, Hydrocarbon gas composition, Isotope geochemistry, Nitrogen, Reservoir compartmentsAutores:Érica Lorenzo, Escobar M., Gallego J.R., Gonzalo Márquez, Tocco R.Fuentes:scopusBiomarkers as tools for determining the origin of oil emanations: The seepage oil of the La Libertad, Ecuador, August 2016
ArticleAbstract: The Peninsula of Santa Elena (Ecuador) is known since colonial times for the presence of seepage oilPalabras claves:Anthropic, Beach contamination, ECUADOR, Emanation, Oil seepageAutores:Antonio Morato Medina, Érica Lorenzo, Manuel Martínez SantanaFuentes:scopusDistribution and geochemical significance of biphenyls and related bicyclic aromatic structures in oils from Ancon oilfield (Tertiary Progreso Basin), Ecuador
ArticleAbstract: A set of oils from Ancon oilfield (Neogene Progreso Basin, Ecuador), were studied by GC-MS in termsPalabras claves:ANCON, Biphenyls, Cyclohexylbenzenes, Diphenylmethanes, ECUADORAutores:Adriana Gamboa, Antonio Morato Medina, Érica Lorenzo, Gamboa A., Manuel MartínezFuentes:scopusEffect of solvent structure and amine addition on the depolymerization of a bituminous Venezuelan coal
ArticleAbstract: This research article describes the solvents composition and structure effects on the depolymerizatiPalabras claves:Amine, Depolymerization, Donor–acceptor number, extraction, Solubility parametersAutores:Adriana Gamboa, Érica Lorenzo, Escobar M., Esteves I.H., Gamboa A., Garbán G., Manuel Martínez, Quintero K.Fuentes:scopusGeochemical composition of beach tar from the se coast of the paria peninsula, ne venezuela: Derivation from natural seepages
ArticleAbstract: Tar residues ("tarballs") occur frequently on the SE coast of the Paria Peninsula, NE Venezuela. ThiPalabras claves:Gulf of Paria, Los Bajos fault, Marine seepages, Naparima Hill Formation, organic geochemistry, Seepage oils, Tarballs, Trinidad, VENEZUELAAutores:Carlos Sierra, De Freitas K.A., Érica Lorenzo, Escobar M., Fernàndez R., Galarraga F., Gallego J.R., Gonzalo MárquezFuentes:scopusGeochemical correlation between oils and rocks of the petroleum system of the Santa Elena peninsula and the gulf of Guayaquil
ArticleAbstract: The southeastern of the Ecuadorian coast is a traditionally oil producing region, but the petroleumPalabras claves:ECUADOR, geochemistry, Gulf of Guayaquil, Source rock, Thermal maturityAutores:Antonio Morato Medina, Cristian Paul Álvarez-Domínguez, Érica Lorenzo, Manuel Martínez, Paulo Escandón-Panchana, Wladimir Andrés Roca-BeltránFuentes:googlescopusIntra-and inter-field compositional changes of oils from the Misoa B4 reservoir in the Ceuta Southeast Area (Lake Maracaibo, Venezuela)
ArticleAbstract: Here we analyzed oil samples from 35 wells in the Ceuta Southeast Area (Lake Maracaibo Basin, northwPalabras claves:Autores:Duno L., Érica Lorenzo, Escobar M., Esquinas N., Gallego J.R., Gonzalo MárquezFuentes:scopus