[EN] The role of zeolite overlayer in the performance of Pd thin film membranes on asymmetric alumina tubular supports is analyzed. These novel multilayer membranes have a ceramic base support (asymmetric α-Al2O3 ...
Seven isoindoline-based organic structure directing agents (OSDAs) with
increasing sizes have been prepared and each applied in a high throughput (HT) design of
33 5 experiments by varying the synthesis parameters such ...
Martínez Armero, Marta Evelia; Moliner Marin, Manuel; Sastre Navarro, German Ignacio; Rey Garcia, Fernando; Martínez, Cristina; Corma Canós, Avelino(Elsevier, 2016-01)
[EN] ITQ-39, a multipore zeolite with interconnected 12- and 10-ring channel systems, effectively catalyzes the alkylation of two low value naphtha fractions for the production of diesel range alkylaromatics. A catalytic ...
[EN] Clathrates are well-known compounds whose low thermal stability makes them extremely rare and appreciated. Although their formation mechanism is still surrounded by many uncertainties, these ice-like structures have ...
Palmer Badia, Kevin(Universitat Politècnica de València, 2020-09-09)
[ES] El presente estudio trata de validar la capacidad de la plata como agente antimicrobiano, pero estudiando la posible puesta en marcha de un método de caracterización inicial básica más barato y menos complejo, el cual ...
Millán-Cabrera, Reisel; Cnudde, Pieter; Van Speybroeck, Veronique; Boronat Zaragoza, Mercedes(American Chemical Society, 2021-10-25)
[EN] The mobility of the copper cations acting as active sites for the selective catalytic reduction of nitrogen oxides with ammonia in Cu-CHA catalysts varies with temperature and feed composition. Herein, the migration ...
Misturini, Alechania; Rey Garcia, Fernando; SASTRE NAVARRO, GERMAN IGNACIO(American Chemical Society, 2022-10-20)
[EN] LTA and CHA zeolites with silica and silico-alumino-phosphate (SAPO) composition have been recently proposed by Van der Perre et al.1 to recover butanol from a mixture of butanol, ethanol, acetone and water. Such ...
Moussa Martí, Sara(Universitat Politècnica de València, 2013-06-17)
[ES] En este trabajo se muestra el catalizador NI-Beta como activo y estable en la ollgomerización
heterogénea de etileno. No todas las especies de Ni ocupando posiciones de intercambio resultaron
Igualmente activas. Se ...
[EN] The selective catalytic reduction of NO with ammonia (NH3-SCR) in the presence of H2O was studied over a series of Fe-Cu-ZSM-5 catalysts prepared by solid-state ion exchange (SSIE), aqueous ion exchange and impregnation ...
Guilera, Gemma; Rey Garcia, Fernando; Hernandez Fenollosa, Juan; Cortés Vergaz, Juan José(IOP Publishing, 2013)
A new multi-purpose in-situ cell and its control system have been developed for
synchrotron-based techniques as are X-Ray Absorption spectroscopy (XAS) and X-Ray
Diffraction (XRD). The cell is made of a stainless steel ...
Cerrillo Olmo, José Luis(Universitat Politècnica de València, 2015-06-10)
[EN] In this study silver-exchanged aluminosilicates have been preparated to create biocidal materials. The
samples have been characterizated by different technics and studied through microbiological analysis,
relating ...
Li, Chengeng(Universitat Politècnica de València, 2020-06-29)
[EN] The present thesis focuses on the rationalization of the zeolite synthesis for
catalysis by understanding the nature of active sites and their microenvironments,
together with their influence on the mechanisms of ...
Liu, Lichen; Lopez-Haro, Miguel; Meira, Debora M.; Concepción Heydorn, Patricia; Calvino, Jose J.; Corma Canós, Avelino(John Wiley & Sons, 2020-09-01)
[EN] Preparation of supported metal catalysts with uniform particle size and coordination environment is a challenging and important topic in materials chemistry and catalysis. In this work, we report the regioselective ...
Sastre Calabuig, Francesc; Fornes Seguí, Vicente; Corma Canós, Avelino; García Gómez, Hermenegildo(American Chemical Society, 2011-11)
[EN] Methane can directly be transformed into liquid C 1 oxygenated products with selectivities above 95% at 13% conversion by deep UV photocatalysis, in the presence of H 2O and air. Pure silica zeolites, and more ...
Sarango Sarango, Anibal Marcelo(Universitat Politècnica de València, 2022-11-24)
[ES] La mejora de los combustibles de automoción ha contribuido al enorme desarrollo de catalizadores sólidos microporosos, fundamentalmente zeolíticos, ya que son los responsables de realizar el fraccionamiento de ...
Peñafiel-Villarreal, F.; Martínez-Máñez, Ramón(Instituto Tecnologico de Costa Rica, 2019-10)
[EN] There were found, by atomic absorption and scanning electronic microscopy techniques, concentrations in between of 25,3% and 39,45% of aluminium respectively, in the anodized aluminium sludge on an industry that ...
Fernández Ruiz, Carlos(Universitat Politècnica de València, 2015-09-01)
[ES] El trabajo trata sobre la eliminación catalítica de los NOx que son los responsables de la contaminación por smog fotoquímico y que contribuyen a la producción de la lluvia ácida. Estos contaminantes provienen ...
[EN] Despite the intense investigation on the NH3-SCR-NOx reaction mechanism catalyzed by small pore Cu-CHA zeolites, neither the rate-determining step of the process nor the exact nature of the active sites under reaction ...
[EN] Imines are ubiquitous intermediates in organic synthesis, and the metal-mediated imination of alcohols is one of the most direct and simple methods for their synthesis. However, reported protocols lack compatibility ...
[EN] This review overviews the application of solid state NMR spectroscopy to the structural characterization of silicate, and acidic aluminosilicate and borosilicate zeolites focusing on the utilization of new developed ...