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Listar por autor "Valero-Romero, María José"
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Caracterización de nanoestructuras de carbono depositadas sobre catalizadores fibrilares Fe@ZrO2 durante la síntesis de Fischer-Tropsch con gas de síntesis de biomasa.
Rodríguez-Cano, Miguel Ángel; García-Mateos, Francisco José; Valero-Romero, María José; Ruiz-Rosas, Ramiro Rafael; Rosas-Martínez, Juana María; Rodríguez-Mirasol, José; Cordero-Alcántara, Tomás[et al.] (2023)La síntesis de Fischer-Tropsch (SFT) es una ruta alternativa para obtener combustibles líquidos y productos petroquímicos (como olefinas), que puede tener emisiones de CO2 neutras si se usa biomasa para la obtención del ... -
Carbon materials as template for the preparation of mixed oxides with controlled morphology
Cabrera-Molina, Antonio; Valero-Romero, María José; Guerrero-Pérez, María Olga; Rodríguez-Mirasol, José; Cordero-Alcántara, Tomás (2013-06-18)Bulk mixed oxide catalysts are widely used for many applications, such as catalysts for selective oxidation processes, electrocatalysts for fuel cells, gas sensors, and solid oxide electrolysers for the production of ... -
Carbon-based materials as Catalyst Supports for Fischer–Tropsch Synthesis: a review
Valero-Romero, María José; Rodríguez-Cano, Miguel Ángel; Palomo, José; Rodríguez-Mirasol, José; Cordero-Alcántara, Tomás (Frontiers, 2021-02-04)The use of carbon-based materials as catalyst supports for Fischer–Tropsch synthesis (FTS) is thoroughly reviewed. The main factors to consider when using a carbonaceous catalyst support for FTS are first discussed. Then, ... -
Carbon/H-ZSM-5 composites as supports for bi-functional Fischer-Tropsch synthesis catalysts
Valero-Romero, María José; Sartipi, Sina; Sun, Xiaohui; Rodríguez-Mirasol, José; Cordero-Alcántara, Tomás; Kapteijn, Freek; Gascón, Jorge[et al.] (Royal Society of Chemistry, 2016)Mesoporous H-ZSM-5–carbon composites, prepared via tetrapropylammonium hydroxide (TPAOH) post treatment of H-ZSM-5 followed by deposition of pyrolytic carbon, have been used as the support for the preparation of Co-based ... -
Catalizadores de base carbonosa para reacciones de oxidación y deshidratación de alcoholes
Valero-Romero, María José (Servicio de Publicaciones y Divulgación Científica, 2015)En las últimas décadas, el estudio y desarrollo de carbones activos como catalizadores o soportes catalíticos se ha incrementado enormemente debido a las ventajas derivadas de su elevada capacidad adsorbente, inercia y ... -
Characterization of carbon nanostructures deposited on fibrillar Fe-Zr catalysts during Fischer-Tropsch Synthesis with syngas from biomass gasification
Rodríguez-Cano, Miguel Ángel; García-Mateos, Francisco José; Valero-Romero, María José; Ruiz-Rosas, Ramiro Rafael; Rosas-Martínez, Juana María; Rodríguez-Mirasol, José; Cordero-Alcántara, Tomás[et al.] (2023)Fischer-Tropsch synthesis (FTS) is an alternative way to obtain fuels and petrochemical products with low greenhouse gases emissions when biomass is used as syngas source. However, gasification of lignocellulosic biomass ... -
CO2 hydrogenation to methanol on In2O3/ZrO2 fibrillar catalysts.
García-Mateos, Francisco José; Valero-Romero, María José; Ruiz-Rosas, Ramiro Rafael; Rosas-Martínez, Juana María; Rodríguez-Mirasol, José; Cordero-Alcántara, Tomás[et al.] (2023)Hydrogenation of CO2 to produce methanol is regarded as one of the most promising processes for achieving full deployment of carbon capture, utilization and storage technologies, which are needed to decrease the emission ... -
Conversión catalítica de metanol sobre catalizadores ácidos de carbono
Valero-Romero, María José; Calvo-Muñoz, Elisa Maria; Ruiz-Rosas, Ramiro Rafael; Bedia García-Matamoros, Jorge; Rodríguez-Mirasol, José; Cordero-Alcántara, Tomás[et al.] (2013-11-04)En las últimas décadas, el estudio y desarrollo de carbones activos como catalizadores o soportes catalíticos se ha incrementado enormemente debido a las ventajas derivadas de su elevada capacidad adsorbente, inercia y ... -
Descomposición de metanol sobre carbones activos ácidos: papel del oxígeno y estudio cinético
Valero-Romero, María José; Calvo-Muñoz, Elisa Maria; Ruiz-Rosas, Ramiro Rafael; Rodríguez-Mirasol, José; Cordero-Alcántara, Tomás (2015-11-06)En trabajos anteriores se ha observado que la activación de residuos lignocelulósicos con ácido fosfórico permite obtener carbones activos con un contenido relativamente alto de fósforo sobre su superficie. Este fósforo ... -
Electrospun iron-containing sustainable carbon submicron fibers as Fischer-Tropsch catalyst
Rodríguez-Cano, Miguel Ángel; García-Mateos, Francisco José; Valero-Romero, María José; Ruiz-Rosas, Ramiro Rafael; Rosas-Martínez, Juana María; Rodríguez-Mirasol, José; Cordero-Alcántara, Tomás[et al.] (2023)The problems derived from fossil fuels usage such as climate change and energy crises have led to seek for alternatives. Biomass is a renewable source which can be used to produce fuels and olefins via Fischer-Tropsch from ... -
Fischer-Tropsch synthesis over lignin-derived cobalt-containing carbon fiber catalysts prepared in a single step by electrospinning
Valero-Romero, María José; García-Mateos, Francisco José; Sun, Xiaohui; Kapteijn, Freek; Rodríguez-Mirasol, José; Cordero-Alcántara, Tomás[et al.] (2022)In the present, work submicron-sized cobalt-containing lignin fibers have been prepared by the electrospinning technique, using Alcell lignin as carbon precursor, a low-cost co-product of the paper making industry. ... -
Fischer-Tropsch synthesis over lignin-derived cobalt-containing porous carbon fiber catalysts
Valero-Romero, María José; García-Mateos, Francisco José; Kapteijn, Freek; Rodríguez-Mirasol, José; Cordero-Alcántara, Tomás (Elsevier, 2023)Cobalt-containing lignin-based fibers were synthesized in one step by electrospinning of Alcell lignin solutions as carbon precursor, a low-cost and renewable co-product of the paper making industry. The lignin fibers were ... -
Generación de grupos superficiales oxigenados en carbones activados con H3PO4
Los carbones activados preparados mediante activación química de residuos lignocelulósicos con ácido fosfórico presentan, además de una elevada superficie específica, una química superficial muy particular debido a la ... -
Hidroformilacion de 1-octeno utilizando catalizadores de rodio soportados sobre materiales de carbono porosos con grupos superficiales de fósforo.
Valero-Romero, María José; Palomo-Jiménez, José; Kapteijn, Freek; Rodríguez-Mirasol, José; Cordero-Alcántara, Tomás (2023)La reacción de hidroformilación es una de las reacciones homogéneas catalizadas más importante a nivel industrial, ya que produce 10 millones de toneladas de aldehídos al año [1]. La reacción utiliza olefinas insaturadas ... -
Hierarchical porous carbons by liquid phase impregnation of zeolite templates with lignin solution
Valero-Romero, María José; Márquez-Franco, Eva María; Bedia García-Matamoros, Jorge; Rodríguez-Mirasol, José; Cordero-Alcántara, Tomás (ELSEVIER, 2014-05-09)Templated carbon materials (TCs) with hierarchical pore structure were obtained by liquid phase impreg- nation of different zeolite templates using Alcell lignin solutions as carbon precursor. The effect of synthesis ... -
Methanol dehydration on carbon-based acid catalysts
Valero-Romero, María José; Calvo-Muñoz, Elisa Maria; Ruiz-Rosas, Ramiro Rafael; Rodríguez-Mirasol, José; Cordero-Alcántara, Tomás (XXXIV Reunión Bienal de la Real Sociedad Española de Química, 2013-09-16)Methanol dehydration to produce dimethyl ether (DME) is an interesting process for the chemical industry since DME is an important intermediate and a promising clean alternative fuel for diesel engines. Pure or modified ... -
Oxidation of activated carbons containing surface phosphorus functionalities
Activated carbons materials have attracted considerable attention because of their interesting application in many fields, such as catalysis, gas and liquid phase adsorption and gas and energy storage. However, the use ... -
Phosphorus-containing mesoporous carbon acid catalyst for methanol dehydration to dimethyl ether.
Valero-Romero, María José; Calvo-Muñoz, Elisa Maria; Ruiz-Rosas, Ramiro Rafael; Rodríguez-Mirasol, José; Cordero-Alcántara, Tomás (ACS Publications, 2019-02-14)Catalytic dehydration of methanol on an acid carbon catalyst prepared by chemical activation of olive stone with H3PO4 is reported. This preparation methodology produces carbons with a well-developed porous texture and ... -
Preparation of different carbon materials by thermochemical conversion of lignin.
Rosas-Martínez, Juana María; Berenguer-Betrián, Raúl; Valero-Romero, María José; Rodríguez-Mirasol, José; Cordero-Alcántara, Tomás (Frontiers, 2014-12-04)Lignin valorization plays a crucial role within the modern biorefinery scheme from both the economic and environmental points of view; and the structure and composition of lignin makes it an ideal precursor for the preparation ...