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Revista Tecnica de la Facultad de Ingenieria Universidad del Zulia(2)
Estudios Geologicos(1)
Geochemical Journal(1)
Journal of Analytical and Applied Pyrolysis(1)
Journal of Petroleum Science and Engineering(1)
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Química física(2)
Química inorgánica(2)
Aceites, grasas, ceras y gases industriales(1)
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Geología, hidrología, meteorología(1)
Comparative study of crude oils from the Machete area in the Eastern Venezuelan Basin by pyrolysis of asphaltenes
ArticleAbstract: This work is an analysis of crude oil samples from the two most recent producing wells in the MachetPalabras claves:Asphaltenes, Biomarkers, Chemical indicators, Eastern Venezuelan Basin, Extra-heavy oils, GC-MS techniques, Machete area, Orinoco Tar Belt, pyrolysis, SaturatesAutores:Galarraga F., Gonzalo Márquez, Martïnez A., Reátegui K.Fuentes:scopusCorrelation between chemical, crystallographic and spectroscopic parameters in graphite thermometry applied to a contact aureole of la Soledad monzogranite (Venezuelan Andes)
ReviewAbstract: Graphite samples from a metamorphic contact aureole between phyllites of the Cerro Azul AssociationPalabras claves:Carbon isotopes, Contact metamorphism, graphite, Metapelites, Raman, VENEZUELA, XRDAutores:Manuel Martínez, Reátegui K.Fuentes:scopusCu (II), Cd (II) and Zn (II) adsorption by the Cuare Mangrove Peat, Falcon State, in different degrees of artificial maturation
ArticleAbstract: The high adsorption capacity of peat for heavy metals constitutes a complex phenomenon of economic aPalabras claves:Adsorption, Artificial maturation, Heavy Metals, PeatAutores:Escobar M., Manuel Martínez, Martinez V., Reátegui K.Fuentes:scopusGeochemistry of the Mirador Formation (Late Eocene-Early Oligocene), southwestern Venezuela: Chemostratigraphic constraints on provenance and the influence of the sea level
ArticleAbstract: A geochemical study was carried out on Eocene-Lower Oligocene sedimentary rocks (the Mirador FormatiPalabras claves:Chemostratigraphy, geochemistry, paleoenvironments, Provenance, VENEZUELAAutores:Esteves I.H., Gutiérrez J.V., Manuel Martínez, Martínez A., Meléndez W., Reátegui K., Urbani F.Fuentes:scopusOxidation of natural graphite in the laboratory and comparison with the synthetic graphite oxide, by means of thermal and spectroscopic techniques
ArticleAbstract: With the aim of establishing the probable natural formation of graphite oxide (GO) during the weathePalabras claves:Cristalinity, graphite, Graphite oxide, VENEZUELA, WeatheringAutores:Barrios C., Escobar M., Manuel Martínez, Marrero S., Meléndez W., Pisapia D., Reátegui K.Fuentes:scopusV/Ni ratio as a parameter in palaeoenvironmental characterisation of nonmature medium-crude oils from several Latin American basins
ArticleAbstract: Statistical descriptive analyses were performed taking into account sulphur, vanadium and nickel conPalabras claves:crude oil group, generic diagram, oil prospecting, palaeoenvironmental characterization, vanadium:nickel ratioAutores:Galarraga F., Gonzalo Márquez, Llamas J.F., Manuel Martínez, Martïnez A., Reátegui K.Fuentes:scopus