Listar QICM - Contribuciones a congresos científicos por título
Mostrando ítems 198-216 de 216
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Using transition metal tetraphosphonates as precursor of phosphorus-containing electrocatalysts
(2022-11)Coordination polymers (CPs) are widely studied due to their applicability in many fields. Among them, metal phosphonates (MPs) are attractive materials due to their versatile structural diversity and functionality, with ... -
Uso conjunto de difracción de rayos X de polvo y microtomografía de laboratorio en la hidratación del cemento Portland.
(2024)Para estudiar la hidratación de los cementos de manera precisa y robusta, estamos desarrollando un enfoque innovador basado en medidas in situ de pastas, evitando así cualquier alteración de las mismas. Utilizamos la ... -
Valorisation of glucose into biofuels and high value-added chemicals using zeolites as catalysts.
(2023)Hexose sugars can be valorised under acidic conditions to produce the platform chemical 5-hydroxymethylfurfural (HMF), which can be transformed in a broad spectrum of chemicals with applications as biofuels or monomers for ... -
Valorisation of glycerol by new mechanochemical processes
(2019-05-22)The search for new applications of glycerol, as a chemical platform from which a broad spectrum of new valuable derivatives can be obtained, is ongoing. In the present communication, a new mechano-chemical reactor is used ... -
Valorización de furfural en reacción one-pot utilizando Al- y Zr-PILCs como catalizadores
(2023)El agotamiento de los combustibles fósiles ha dado lugar a la búsqueda y desarrollo de nuevas fuentes de energía y productos químicos. En este sentido, la biomasa lignocelulósica ha surgido como interesante alternativa ... -
Valorización de furfural hacia productos de alto valor añadido con arcillas pilareadas con ZrO2 o Al2O3.
(2023)El agotamiento de los combustibles fósiles ha dado lugar a la búsqueda y desarrollo de nuevas fuentes de energía y productos químicos. De las potenciales fuentes, la biomasa lignocelulósica se ha perfilado como una alternativa ... -
Valorización de huesos de aceituna para la obtención de furfural en presencia de gamma- Al2O3 y CaCl2
(2019-07-02)En la actualidad, se considera que la biomasa lignocelulósica es una materia prima sostenible muy prometedora, ya que es la única fuente de carbono renovable que no compite con la cadena alimentaria. A partir de ella puede ... -
Valorización de la borra del café: producción de biodiesel y 5-hidroximetilfurfural/furfural
(2022)VALORIZACIÓN DE LA BORRA DEL CAFÉ: PRODUCCIÓN DE BIODIESEL Y 5-HIDROXIMETILFURFURAL/FURFURAL -
Valorization of carbohydrates: dehydration of sorbitol to isosorbide in the presence of acidic zeolites
(2015-10-16)Currently, the growing interest in the use of biomass as a renewable and sustainable raw material for the production of energy, chemicals and biofuels is driving the development of new catalytic processes and technologies ... -
Valorization of olive stones to obtain furfural in the presence of gamma-Al2O3 and CaCl2
(2019-10-03)Furfural is considered as one of the 12 platform molecules derived from biomass for the synthesis of high value-added chemicals. It is mainly produced by acid-catalyzed dehydration ofpentoses, such as xylose, which can be ... -
Water-to-cement ratio influence on low-carbon cements performances
(2019)Portland Cement (PC) is the most important active ingredient in most of the construction concrete. However, the PC production is associated with a high carbon dioxide release (around 1 ton of CO2 per ton of PC). One approach ... -
X-Ray Computed Tomography.
(2023)En esta ponencia se presenta una breve introducción a la técnica: Tomografía Computerizada de Rayos-X. Además, se presenta el tomógrafo ubicado en la Unidad de Difracción de Rayos-X y Tomografía Computerizada de los Servicios ... -
X-ray diffraction, cements and environment, three worlds in one
(2017-12-13)This keynote lecture will be focused on the strategies for reducing CO2 emissions in the cement production. Concretely, the production of ecocements with optimised formulations that yield reductions in CO2 emissions of up ... -
X-RAY microtomographic studies of LC3 and related binders
(EPFL, 2022-07)LC3 type cements do not need introduction in this conference, neither the importance of studying the microporosity features (amount, size(s), connectivities, etc.). However, analysing the porosity in an accurate, ... -
X-ray powder diffraction applied to cement related phases: in-situ and high resolution applications
(2014-07-03)XRPD is a powerful tool for material characterization in general, and for in-situ studies of chemical processes in particular. The use of an intense X-ray source, .i.e. synchrotron X-rays, coupled with fast X-ray detection ... -
X-Ray powder diffraction laboratory @ University of Málaga (UMA)
(2016-06-27)X-Ray Powder Diffraction (XRPD) laboratory is a facility placed at Servicios Centrales de apoyo a la Investigación (SCAI) at University of Malaga (UMA) http://www.scai.uma.es/. This facility has three XRPD diffractometers ... -
XRD and Cements: from research to control quality
(2017-05-19)This keynote lecture was focused on the scientific background of the cement research group at UMA. Mainly all the research focused on the strategies for reducing CO2 emissions in the cement production. Moreover, the knowledge ... -
Zr-HMS modificado con Cu y Co para la obtención de productos de valor añadido a desde la hidrogenación de furfural.
(2023)De los pentanodioles obtenidos de la hidrogenación del furfural, con el empleo de catalizadores basados en metales no nobles, la bibliografía nos muestra un gran volumen de trabajos centrados en 1,2-pentanodiol, mientras ... -
γ-Al2O3 as acid catalyst for dehydration of glucose to 5-hydroxymethylfurfural
(2015-10-19)Currently, the search and development of sustainable feedstocks for chemicals derived from petrol have gained worldwide attraction because of the instability of the price of crude oil, the reduction of fossil oil reserves, ...