Listar QICM - Contribuciones a congresos científicos por título
Mostrando ítems 58-77 de 216
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Enhanced acidity properties of KIT6_Zr as solid catalyst for the dehydration of sorbitol to isosorbide
he modification of mesoporous silicas by incorporating heteroatoms (Zr, Al, Ti, among others) and / or treatment with mineral acids are an attractive strategy in heterogeneous catalysis for the preparation of solid acid ... -
Enseñanza-aprendizaje de contenido académico en inglés: análisis de una innovación/intervención/experiencia en un grado no bilingüe
Dos-Santos-Gómez, Lucía; Infantes-Molina, Antonia
(2020-10-26)
La estrategia nacional de enseñanza superior dictada por la CRUE y la institucional de la Universidad de Málaga (UMA) afronta el reto de ofrecer una enseñanza de calidad en un idioma distinto a la lengua materna, mejorando ... -
Estudio de la deshidratación de sorbitol a isosorbida en presencia de zeolitas ácidas
Ginés-Molina, María José; Mérida-Robles, Josefa María; Moreno-Tost, Ramón; Santamaría-González, José; Maireles-Torres, Pedro Jesús (2015-07-23)
Actualmente, el interés creciente por el uso de la biomasa como materia prima renovable y sostenible para la producción de energía, productos químicos y biocombustibles, está impulsando el desarrollo de nuevos procesos y ... -
Evolución diagenético-metamórfica en el antiforme de Beni Mezala (Rif Septentrional, Marruecos)
Rodríguez-Ruiz, María Dolores; Abad Martínez, Maria Isabel; Bentabol-Manzanares, María José (Sociedad Española de Mineralogía, 2019)
La determinación de las condiciones de metamorfismo en materiales de grano fino afectados por condiciones de grado bajo implica una serie de dificultades. A pesar de ello, hay criterios cualitativos que permiten llevar a ... -
Experimental crystallization of trioctahedral smectites under hydrothermal conditions. Implication for alkaline hydrothermal vents
Bentabol-Manzanares, María José; Huertas Puerta, Francisco Javier; Van Driessche, Alexander (AIPEA, 2022)
Present day hydrothermal vents are considered as analogues of sites where live could have emerged on primitive earth. Strýtan (Iceland) is a shallow hydrothermal system composed of vertical Si-Mg structures, whose mineral ... -
Exploiting Multifunctionality of M2+ (M=Co2+, Ni2+) Phosphides for Electrocatalysis toward HER, OER and ORR
Pérez-Colodrero, Rosario Mercedes; Bazaga-García, Montse; Vílchez-Cózar, Álvaro; Olivera-Pastor, Pascual; Cabeza-Díaz, Aurelio (2022-07)
INTRODUCTION The scarcity and high cost of Pt and Ru/Ir-based noble metal electrocatalysts forces to design alternative low-cost and efficient materials for sustainable energy storage and conversion technologies1. ... -
Flipped Classroom aplicada en el reconocimiento “a visu” de rocas y minerales en la asignatura de Geología
En los últimos años, el sistema educacional tradicional está cambiando a un modelo más activo y colaborativo, empleando nuevas formas de enseñar como la gamificación y/o Flipped Classroom (FC) aplicando para ello metodologías ... -
Furfuryl alcohol production by liquid phase catalytic transfer hydrogenation of furfural on alumina as Lewis acid catalyst
Jiménez-Gómez, Carmen Pilar; Cecilia-Buenestado, Juan Antonio; Moreno-Tost, Ramón; Santamaría-González, José; Maireles-Torres, Pedro Jesús (2017-05-23)
Currently, much attention is being paid to the development of efficient and environmentally friendly technologies for the sustainable production of energy, fuels and chemicals [1]. In this context, lignocellulosic biomass ... -
Gas phase selective hydrogenation of furfural to furfuryl alcohol and 2-methylfuran over Cu-CeO2 coprecipitated catalysts
Márquez Rodríguez, Imanol; Jiménez López, Carmen Pilar; Cecilia-Buenestado, Juan Antonio; Santamaría-González, José; Moreno-Tost, Ramón; Maireles-Torres, Pedro Jesús[et al.] (2015-10-19)
Furfural is an important chemical derived from lignocellulosic biomass, in particular from C5 sugars like xylose, and it is considered as a platform molecule of great potential for the synthesis of a broad spectrum of ... -
Green approach to the Isosorbide Conversion into Dimethyl isosorbide
Ginés-Molina, María José; Luque, Rafael; Moreno-Tost, Ramón; Maireles-Torres, Pedro Jesús (2017-12-22)
Isosorbide is one of the most promising products derived from sorbitol. It has already found many applications, mainly in the polymer industry and medicine, such as isosorbide polycarbonate1 (DURABIO®) and isosorbide ... -
Heterogeneous catalysis for the synthesis of carbon dots (CDs) from biomass source
Rodríguez Carballo, Gabriela; Moreno-Tost, Ramón; Algarra-González, Manuel; Fernandes, Sónia; Esteves Da Silva, Joaquim C.G.; Pinto da Silva, Luís; Esteves Da Silva, Joaquim C.G.[et al.] (2022)
It has been evaluated the capacity of several phosphate-based acid catalysts of transition metals such as vanadium and niobium in the synthesis of carbon dots (CDs) via a hydrothermal process. For this purpose, two sources ... -
Hidratación y prestaciones mecánicas de cementos LC3 con arcillas caoliníticas calcinadas españolas
Santacruz-Cruz, María Isabel; Bernal, Isabel M.R.; Cuesta-García, Ana María; Gómez-de-la-Torre, María de los Ángeles; García-Aranda, Miguel Ángel (2022-06)
La búsqueda de alternativas que reduzcan esas emisiones es prioritario. Dentro de esas estrategias se encuentra la sustitución parcial de cemento por material cementicio suplementario (SCM, de sus siglas en inglés, ... -
High efficiency cathodes for SOFCs prepared by spray-pyrolysis
Dos-Santos-Gómez, Lucía; Ramírez-Losilla, Enrique; Marrero-López, David (2015-07-10)
In recent years, lowering the operating temper-ature of the Solid Oxide Fuel Cells (SOFCs) to the intermediate temperature range (500-700 ºC) has become the main challenge for this technology. The electrolyte resistance ... -
Highly efficient LaCr0.75M0.25O3+δ (M= Ti, Mn, Fe, Co and Cu) nanostructured electrodes for Solid Oxide Fuel Cells
Zamudio-García, Javier; Porras-Vázquez, José Manuel; Losilla, Enrique R.; Marrero-López, David (2019-09-30)
Nanostructured composites electrodes based on lanthanum chromites has been prepared using Spray-pyrolysis precursor method achieving better Rp as SOFC electrodes. The performance in real SOFC is still in progress. -
Hydration characteristics and mechanical performances of LC3 binders with spanish kaolinitic calcined clays
Bernal, Isabel M.R.; Cuesta-García, Ana María; Gómez-de-la-Torre, María de los Ángeles; Santacruz-Cruz, María Isabel; García-Aranda, Miguel Ángel (2022)
Limestone Calcined Clay Cements (LC3) are binders with complex phase development and microstructures. Although the hydration chemistry of these cements are being widely researched [1], due to the clay mineralogy variability, ... -
Hydration studies of ye’elimite by using Ptychographic X-ray nano-tomography
Cuesta-García, Ana María; Da Silva, Julio C.; Díaz, Ana; Holler, Mirko; Gómez-de-la-Torre, María de los Ángeles; García-Aranda, Miguel Ángel; Trtik, Pavel[et al.] (2015-06-26)
CSA (Calcium SulfoAluminate) cements may have variable compositions but all of them contain ye’elimite(Ca4Al6O12SO4). The manufacture of CSA cements is more environmentally friendly than that of ordinary Portland cements ... -
Hydration study of alite-ye’elimite-anhydrite phases associated to BAY cement
Londono-Zuluaga, Diana; Tobón, Jorge Iván; García-Aranda, Miguel Ángel; Santacruz-Cruz, María Isabel; Gómez-de-la-Torre, María de los Ángeles (2017-10-18)
An alternative to decrease CO2 emissions from OPC production consists on the development of a new kind of eco-cements composed by less calcite demanding phases, such as belite and ye'elimite. That is the case of ... -
Hydration study of Belite-Alite Calcium Sulfoaluminate (BACSA) cement blended with fly ash
Londono-Zuluaga, Diana; Tobón, Jorge Iván; García-Aranda, Miguel Ángel; Santacruz-Cruz, María Isabel; Gómez-de-la-Torre, María de los Ángeles (2015-10-26)
The main objective of this work is to understand the effect of the addition of fly ash (0, 15 and 30 wt%) in the hydration of a BACSA cement paste (water/cement=0.4) prepared with 12 wt% of anhydrite. The pastes were ... -
Hydrogenation of furfural over supported Pd catalysts
Torres Bujalance, Virginia; Cecilia-Buenestado, Juan Antonio; Jiménez-Gómez, Carmen Pilar; García-Sancho, Cristina; Moreno-Tost, Ramón; Maireles-Torres, Pedro Jesús[et al.] (2018-07-16)
Lignocellulosic biomass is the most abundant and economical non-fossil carbon source. Furthermore, it is not competitive with the food chain, coming from lignocellulosic wastes including agricultural and food processing, ... -
Illitización hidrotermal de esmectita en el sitema (NH4)O-Al2O3-SiO2-H2O: influencia de la presencia de amonio
Lamarca-Irisarri, Daniel; Hernández Laguna, Alfonso; Huertas, F. Javier; Bentabol-Manzanares, María José (2018-07-09)
Durante la diagénesis se producen reacciones que afectan a filosilicatos y a la materia orgánica, ligadas a la generación de hidrocarburos, esto lleva a la fijación de NH4 en las illitas y a la disolución por ácidos ...