Mostrando 9 resultados de: 9
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Nanotechnology(2)
Studia Geophysica et Geodaetica(2)
Energy and Fuels(1)
Frontiers in Earth Science(1)
Journal of South American Earth Sciences(1)
Comparing Direct Numerical Modeling Pbkp_redictions With Field Evidence for Methane Vertical Microseepage in Two Geological Settings
ArticleAbstract: The footprints of petroleum microseepage can be associated with chemical and microbial processes inPalabras claves:advection-diffusion equation, electron paramagnetic resonance, extractable organic matter, hydrocarbon-induced diagenesis, methane microseepage, organic matter free radical, resistivity logAutores:Aldana M., Amon C.H., Costanzo-Álvarez V., Díaz M., Jacome M., Jorge S. Mendoza, Ramirez K.Fuentes:scopusBallistic resistivity in aluminum nanocontacts
ArticleAbstract: We perform a representative series of semiclassical molecular dynamics simulations of aluminum nanocPalabras claves:Autores:Costa-Kramer J.L., Díaz M., Ernesto Medina Dagger, García-Mochales P., Hasmy A., Palacios J., Pérez-Jiménez A., Serena P.A.Fuentes:googlescopusFirst ESR dating of quaternary sediments in Mérida Andes, Western Venezuela
ArticleAbstract: The main objective of this study is to demonstrate that Electron Spin Resonance (ESR) dating of QuatPalabras claves:Alluvial terraces, Electron spin resonance, Mérida Andes, Quaternary dating, VENEZUELAAutores:Bruno Conicelli, Corina Campos, Díaz M., González A., Jesús González-Laprea, Nataly Aranda, Oswaldo Guzmán, Vassallo R.Fuentes:googlescopusEvidence of shell structures in Au nanowires at room temperature
ArticleAbstract: Statistical conductance properties of gold elongating nanowires at room temperature are studied expePalabras claves:Autores:Costa-Kramer J.L., Díaz M., Ernesto Medina Dagger, Hasmy A., Serena P.A.Fuentes:googlescopusEPR and magnetic susceptibility studies in well samples from some Venezuelan oil fields
ArticleAbstract: Electron Paramagnetic Resonance (EPR) and Magnetic Susceptibility (MS) measurements were carried outPalabras claves:Autores:Aldana M., Costanzo-Álvarez V., Díaz M., Pedro Silva, Pérez A.Fuentes:scopusObservations about the structure and dispersion of petroleum asphaltenes aggregates obtained from dialysis fractionation and characterization
ArticleAbstract: A sample of asphaltenes (ACN) precipitated from Cerro Negro crude oil had been divided into 14 fractPalabras claves:Autores:Acevedo S., Amorín A., Díaz M., Escobar G., Pedro Silva, Piñate J., Ranaudo M.A.Fuentes:googlescopusIdentification of magnetic minerals related to hydrocarbon authigenesis in venezuelan oil fields using an alternative decomposition of isothermal remanence curves
ArticleAbstract: In this work we try to better characterise the shallow magnetic signature of hydrocarbon microseepagPalabras claves:direct signal analysis, EPR, hydrocarbon microseepage, IRM curves, Magnetic susceptibilityAutores:Aldana M., Costanzo-Álvarez V., Díaz M., Gómez L., González C., Pedro Silva, Rada M.Fuentes:scopusSimulations and experiments of aluminum conductance histograms
Conference ObjectAbstract: We study experimentally and numerically the statistical conductance properties of Al breaking nanocoPalabras claves:Autores:Costa-Kramer J.L., Díaz M., Ernesto Medina Dagger, Hasmy A., Serena P.A.Fuentes:googlescopusStudy of magnetic contrasts applied to hydrocarbon exploration in the Maturín Sub-Basin (eastern Venezuela)
ArticleAbstract: We have studied near-surface magnetic contrasts in nine oil wells from an oil prospective area in eaPalabras claves:Coercivity, Day plot, DRX, EOM, EPR, Hysteresis, magnetic remanence, Magnetic susceptibility, SemAutores:Aldana M., Costanzo-Álvarez V., Díaz M., Oswaldo GuzmánFuentes:scopus