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Electron paramagnetic resonance study of electronic changes of vanadium in poisoned hydrodesulfurization catalysts submitted to oxidation, carbiding and nitriding processes
ArticleAbstract: Changes in the oxidation state and chemical environment of vanadium in poisoned and regenerated hydrPalabras claves:Catalyst regeneration, EPR, hydrotreating, VanadiumAutores:Betancourt-Figueroa P.J., Del Toro R.S., Figueroa D., Joaquin L. Brito, Moronta D., Pinto-Castilla S., Rodríguez J.Fuentes:googlescopusEvaluation by Electron Microscopy of Chemical Changes in Spent HDT Catalysts
ArticleAbstract: Scanning Electron Microscopy with an X-ray detector for microanalysis (EDX) and mapping is a powerfuPalabras claves:carbide, Catalytic hydrotreating, nitride, SEM-EDX, spent catalystsAutores:Cuevas Celis D., Del Toro R.S., E. Brito Suárez, Hennig De Chellisr B., Joaquin L. Brito, Morgado-Vargas M., Pinto-Castilla S.Fuentes:scopusEffect of H<inf>2</inf>S inhibition on the hydrodechlorination of polychlorinated biphenyls over Mo/Al<inf>2</inf>O<inf>3</inf> and Co-Mo/Al <inf>2</inf>O<inf>3</inf> catalysts
ArticleAbstract: The effect of the cobalt addition on the H2S inhibition and subsequently on the polychlorinated biphPalabras claves:Aroclor 1242, Co-Mo catalyst, H S inhibition 2, Hydrodechlorination, Langmuir-Hinshelwood model, Polychlorinated biphenylsAutores:Betancourt P., De La Rosa M., Díaz A., Joaquin L. Brito, Pinto-Castilla S.Fuentes:scopusUse of electron paramagnetic resonance techniques in the study of catalysts based on vanadium: Catalytic hydrotreating
ArticleAbstract: Electron Paramagnetic Resonance (EPR) is a sensitive spectroscopic method for the determination of tPalabras claves:Activated carbon, EPR, Hydrotreating Catalyst, Oxidic Soports, VanadiumAutores:Betancourt P., Pedro Silva, Pinto-Castilla S.Fuentes:scopusSynthesis of SrFe(Al)O<inf>3−δ</inf>–SrAl<inf>2</inf>O<inf>4</inf> nanocomposites via green route
ArticleAbstract: A ceramic nanocomposite of SrFe(Al)O3−δ and Sr3Al2O6 was obtained using the controlled combustion ofPalabras claves:Electron microscopy, Hexa-aluminate, nanocomposite, Strontium ferrite, XPSAutores:Cañizales E., Del Toro R.S., Diaz Y., Edward E. Ávila, Gutierrez B., Pinto-Castilla S., Sifontes A.B.Fuentes:scopusSynthesis, characterization and hydrotreating activity of nanostructured systems on carbon supported vanadium
ArticleAbstract: A novel synthesis route was designed to obtain highly active vanadium based catalysts. Three differePalabras claves:Activated carbon, EPR, Hydrotreatment, Nanoparticles, Vanadium carbideAutores:Betancourt P., Diaz Y., Joaquin L. Brito, Marrero S., Pedro Silva, Pinto-Castilla S.Fuentes:googlescopus