Search Results - "Calles, J.A."

Comparison of ethanol steam reforming using Co and Ni catalysts supported on SBA-15 modified by Ca and Mg by Vizcaíno, A.J., Carrero, A., Calles, J.A.

“…Cobalt catalysts supported on SBA-15 and modified by Mg and Ca incorporation were tested in the steam reforming of ethanol as a novel application and compared…”
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Hydrogen production by glycerol steam reforming over SBA-15-supported nickel catalysts: Effect of alkaline earth promoters on activity and stability by Calles, J.A., Carrero, A., Vizcaíno, A.J., García-Moreno, L.

“…•Valorization of glycerol by steam reforming for hydrogen production.•Ni/SBA-15 catalyst is active in glycerol steam reforming but deactivates.•Smaller Ni…”
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H2 permeation increase of electroless pore-plated Pd/PSS membranes with CeO2 intermediate barriers by Martinez-Diaz, D., Sanz, R., Calles, J.A., Alique, D.

“…•H2 permeability increase on ELP-PP membranes by using CeO2 as intermediate barrier.•A 15 μm Pd film is plated on CeO2/PSS after reducing a half the initial…”
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Hydrogen permeation in composite Pd-membranes prepared by conventional electroless plating and electroless pore-plating alternatives over ceramic and metallic supports by Alique, D., Imperatore, M., Sanz, R., Calles, J.A., Giacinti Baschetti, M.

“…Composite palladium membranes are attracting great attention for hydrogen separation and membrane reactor applications, due to the complete hydrogen…”
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Hydrogen production by ethanol steam reforming over Cu-Ni/SBA-15 supported catalysts prepared by direct synthesis and impregnation by Carrero, A., Calles, J.A., Vizcaíno, A.J.

“…Cu-Ni/SBA-15 supported catalysts prepared by direct synthesis and incipient wetness impregnation were characterized and tested in the ethanol steam reforming…”
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Hydrogen production by steam reforming of ethanol using Ni catalysts based on ternary mixed oxides prepared by coprecipitation by Vizcaíno, A.J., Lindo, M., Carrero, A., Calles, J.A.

“…Ni catalysts based on ternary mixed oxides, NiMAl (M = Mg, Ca, Zn) and NiMgN (N = La, Ce) were prepared by the coprecipitation method and characterized by…”
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Hydrogen production in a Pore-Plated Pd-membrane reactor: Experimental analysis and model validation for the Water Gas Shift reaction by Sanz, R., Calles, J.A., Alique, D., Furones, L., Ordóñez, S., Marín, P.

“…A laboratory reactor equipped with a Pd-composite membrane prepared by ELP “pore-plating” method (Pd thickness of 10.2 μm) has been used for performing the…”
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Influence of the type of siliceous material used as intermediate layer in the preparation of hydrogen selective palladium composite membranes over a porous stainless steel support by Calles, J.A., Sanz, R., Alique, D.

“…In this work, several composite membranes were prepared by Pd electroless plating over modified porous stainless steel tubes (PSS). The influence of different…”
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Ce and La modification of mesoporous Cu–Ni/SBA-15 catalysts for hydrogen production through ethanol steam reforming by Calles, J.A., Carrero, A., Vizcaíno, A.J.

“…A series of Cu–Ni catalysts supported on Ce- or La-modified SBA-15 was prepared and tested on ethanol steam reforming for hydrogen production. Samples were…”
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Novel bioadhesive hyaluronan–itaconic acid crosslinked films for ocular therapy by Calles, J.A., Tártara, L.I., Lopez-García, A., Diebold, Y., Palma, S.D., Vallés, E.M.

“…New hyaluronic acid (HA)–itaconic acid (IT) films have been previously synthesized and used as potential topical drug delivery systems (DDS) for ocular…”
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Modelling and simulation of permeation behaviour on Pd/PSS composite membranes prepared by “pore-plating” method by Sanz, R., Calles, J.A., Ordóñez, S., Marín, P., Alique, D., Furones, L.

“…The performance of selective hydrogen permeation of different Pd-containing (Pd thickness in the range 11–30μm) structured membranes has been studied in this…”
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Epoxidation of cyclohexene over basic mixed oxides derived from hydrotalcite materials: Activating agent, solvent and catalyst reutilization by Romero, M.D., Calles, J.A., Ocaña, M.A., Gómez, J.M.

“…Synthesis and characterization of basic hydrotalcite-like derived catalysts were carried out and the resulting materials were tested in cyclohexene…”
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Coke evolution in simulated bio-oil aqueous fraction steam reforming using Co/SBA-15 by Megía, P.J., Vizcaíno, A.J., Ruiz-Abad, M., Calles, J.A., Carrero, A.

“…[Display omitted] •Deactivation of Co/SBA-15 in the steam reforming of bio-oil aqueous fraction was studied•Cobalt oxidation doesn’t take place, so it is not…”
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Environmental and cost assessments criteria for selection of promising palladium membranes fabrication strategies by Alique, D., Leo, P., Martinez-Diaz, D., Calles, J.A., Sanz, R.

“…Different strategies to prepare H2-selective composite-membranes demonstrate promising performances, although the selection of the optimum alternative must…”
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Pd-thickness reduction in electroless pore-plated membranes by using doped-ceria as interlayer by Martinez-Diaz, D., Alique, D., Calles, J.A., Sanz, R.

“…This work presents the use of doped CeO2 particles with palladium as intermediate barrier for the preparation of fully dense Pd films by Electroless…”
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Life cycle assessment of H2-selective Pd membranes fabricated by electroless pore-plating by Martinez-Diaz, D., Leo, P., Sanz, R., Carrero, A., Calles, J.A., Alique, D.

“…Pd-based membranes are attracting great attention to reach ultra-pure hydrogen in independent separators or combined with catalysts in membrane reactors. Many…”
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Corrigendum to “Coke evolution in simulated bio-oil aqueous fraction steam reforming using Co-SBA-15” [Catal. Today 367 (2021) 145–152] by Megía, P.J., Vizcaíno, A.J., Ruiz-Abad, M., Calles, J.A., Carrero, A.

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On the long-term stability of Pd-membranes with TiO2 intermediate layers for H2 purification by Sanz-Villanueva, D., Alique, D., Vizcaíno, A.J., Calles, J.A., Sanz, R.

“…This work addresses the use of TiO2-based particles as an intermediate layer for reaching fully dense Pd-membranes by Electroless Pore-Plating for long-time…”
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Pre-activation of SBA-15 intermediate barriers with Pd nuclei to increase thermal and mechanical resistances of pore-plated Pd-membranes by Sanz-Villanueva, D., Alique, D., Vizcaíno, A.J., Sanz, R., Calles, J.A.

“…Thermal and mechanical resistances of palladium composite membranes prepared by Electroless Pore-Plating (ELP-PP) and containing SBA-15 as intermediate layer…”
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Stability of pore-plated membranes for hydrogen production in fluidized-bed membrane reactors by Tosto, E., Alique, D., Martinez-Diaz, D., Sanz, R., Calles, J.A., Caravella, A., Medrano, J.A., Gallucci, F.

“…Pd-based membranes prepared by pore-plating technique have been investigated for the first time under fluidization conditions. A palladium thickness around…”
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