Ultrasound micromolding technique and real-time X-ray diffraction using synchrotron radiation : applications to porous scaffolds for biomedical devices and study of thermal-induced transitions 

    Olmo Osuna, Cristian (Fecha de defensa: 2021-07-16)

    Current market trend is moving to miniaturized specimens, especially in the biomedical field seeking high effective and less invasive treatrnent. Ultrasound (US) micromolding is a new technique developed to the aim of ...

    Una nova metodologia per a l'avaluació de la gestió ambiental en ports de mar 

    Darbra i Roman, Rosa Mari (Fecha de defensa: 2005-02-05)

    Els ports de mar constitueixen una infraestructura molt important en els països costaners, tant des del punt de vista econòmic com social. Però a la vegada són sistemes molt complexes des del punt de vista ambiental, ja ...

    Una nueva metodología para la predicción de la gravedad en los accidentes industriales aplicando el análisis histórico 

    Carol Llopart, Sergio (Fecha de defensa: 2001-10-03)

    La presente tesis va encaminada al estudio de la gravedad de los accidentes industriales con sustancias peligrosas mediante la utilización del análisis histórico de accidentes. Su objetivo final es utilizar el tratamiento ...

    Understanding Biomass Pyrolysis Kinetics: Improved Modeling -based on -comprehensive -thermokinetic Analysis 

    Gómez Díaz, Claudia Juliana (Fecha de defensa: 2007-01-18)

    En el campo de la cinética de la pirólisis de biomasa se han desarrollado numerosos trabajos de investigación que no acaban de resolver aspectos básicos del proceso. El análisis de resultados termogravimétricos aún requiere ...

    Understanding the mobility of caesium, nickel and selenium released from waste disposal : chemical retention mechanisms of degraded cement 

    Borkel, Christoph (Fecha de defensa: 2016-01-21)

    Cementitious materials are used to condition or stabilise waste and to build infrastructure in disposal sites. Moreover, they are envisaged to form part of engineered barrier systems as container, backfill or liner materials ...

    Use of mathematical methods in the resolution of chemical engineering problems 

    Valverde Salamanca, Abel (Fecha de defensa: 2020-07-27)

    This thesis consists of a compendium of five works that illustrate the utilization of selected mathematical methods to solve specific chemical engineering problems. Hence, the thesis is intended to cover both, a review of ...

    Use of the supercritical fluid technology for the preparation of nanostructured hybrid materials and design of the interface 

    García González, Carlos A. (Fecha de defensa: 2009-12-11)

    Los materiales compuestos nanoestructurados son considerados una opción prometedora para la concepción de materiales multifuncionales. Sin embargo, la falta habitual de interacción entre los componentes orgánicos e ...

    Validation of CFD codes for risk analysis of accidental hydrocarbon fires 

    Rengel Darnaculleta, Borja (Fecha de defensa: 2019-12-13)

    Accidental releases of flammable hydrocarbons in chemical process industries can trigger severe hazards: explosions, fires, and dispersion of toxic vapour clouds. Explosions and toxic releases may injure people within large ...

    Valorización de residuos queratínicos para la obtención de materiales biocompuestos 

    Rahhali, Ahmed (Fecha de defensa: 2015-07-17)

    Materials derired from chicken feathers could be used advantageously in composite building material apptications. Such applications could potentially consume the five billion pounds of feathers produced annually as a ...

    Valorization of phosphate from industrial and domestic effluents as by-products for fertilizers production 

    Harmassi, Mehrez (Fecha de defensa: 2016-02-27)

    Phosphorus in wastewater is mainly present as inorganic phosphate forms and is commonly removed through chemical co-precipitation using Al(III) and Fe(III) salts. However, precipitation is expensive and generates a waste ...

    Vibrational spectroscopies study of Pinus resin in materials from cultural heritage objects 

    Beltran Sanchidrian, Victòria (Fecha de defensa: 2016-11-21)

    Many historical objects have coatings or varnish layers on the surface. In order to determine their conservation and historical contextualization is necessary to know its origin, why they were applied, the application ...