Now showing items 69-88 of 267
Arcas Martínez, Ramon (Date of defense: 2023-05-04)
The main challenge in the development of electrochemical and photoelectrochemical systems is the kinetics of the anodic oxygen evolution half-reaction (OER), which is intrinsically slow. For this reason, in this thesis all ...
Sales Martínez, Carlos (Date of defense: 2019-12-18)
The work in this thesis has been clearly divided into three parts: In the first part, efforts were directed to obtaining a trace level quantification method for halogenated flame retardants using high-volume injections ...
Miralles-Comins, Sara (Date of defense: 2023-04-28)
This thesis focuses on the design, development and characterisation of 3D printable materials based on polymeric ionic liquids. Additive manufacturing, commonly known as 3D printing, is a revolutionary set of technologies ...
Ventura Espinosa, David (Date of defense: 2020-07-10)
En la presente tesis doctoral se ha descrito la síntesis de nuevos materiales híbridos basados en complejos organometálicos anclados mediante interacciones no covalentes sobre materiales derivados del grafeno. Los nuevos ...
Hassanabadi, Ehsan (Date of defense: 2022-03-08)
In this thesis, first, the monolithic integration of a perovskite-based optical waveguide amplifier together with a photodetector on a nanocellulose substrate is shown to demonstrate the feasibility of a stretchable signal ...
González Cuadra, Jaime (Date of defense: 2023-12-15)
The growing interest in semiconductor oxide thin films within materials science and engineering due to their unique physical, chemical, and electrical properties. These films, with thicknesses ranging from nanometers to ...
Pulya Ravishankar, Sandheep (Date of defense: 2019-09-16)
Perovskite solar cells (PSC) have emerged as an important player in the search for producing c1ean and renewable energy at high efficiencies. However, there exist several bottlenecks to maximise their efficiency and ...
Harbi, Ahlem (Date of defense: 2017-02-24)
Ceratitis capitata Wiedemann (Diptera: Tephritidae) is a cosmopolitan pest, originary from West-Africa, that has invaded almost all the temperate and tropical countries by the unwanted aid of the men. During its adaptation ...
Vallés Pelarda, Marta (Date of defense: 2022-01-21)
Halide perovskites have had a huge impact on different fields in the last decade due to their versatility and amazing optoelectronic properties. However, there are still some issues to improve towards their future utilization ...
Blanco Fernández, David (Date of defense: 2011-12-15)
<p> Introducción</p> </p> <p>El problema ambiental que plantean los Residuos de Construcción y Demolición (RCD's) se deriva no sólo del creciente volumen de su generación, sino de su tratamiento, que todavía hoy es ...
Torijano Gutiérrez, Sandra Adela (Date of defense: 2013-07-17)
Resumen de la Tesis Diseño, Síntesis y Estudio de la Actividad Antiangiogénica, Antitelomerasa y Antimitótica de Derivados de Combretastatina A-4 1. Introducción El cáncer se define como un conjunto de enfermedades ...
Rajadell Viciano, Fernando (Date of defense: 1994-04-05)
En esta Tesis se ha obtenido una formulación general para la obtención de los momentos de la distribución espectral del hamiltoniano FCI de un sistema de fermiones interaccionantes
Aguilar Fenollosa, Ernestina (Date of defense: 2011-04-15)
<p>Tetranychus urticae es una especie plaga importante en cítricos que puede también alimentarse de otras especies asociadas a la cubierta vegetal de este cultivo. Para determinar el efecto de la gestión de la cubierta ...
Andrio Balado, Andreu (Date of defense: 1998-07-10)
En esta tesis se han estudiado las propiedades difusivas de tres filmes de polietileno lineal de baja densidad a los gases nitrógeno, oxígeno y dióxido de carbono. Se ha medido los coeficientes de permeabilidad, difusión ...
Urbaneja Bernat, Pablo (Date of defense: 2017-09-22)
Tetranychus urticae es uno de los ácaros más perjudiciales que afectan a los huertos de cítricos en España, favorecido por altas temperaturas y baja humedad relativa. Sus principales enemigos naturales en este agro-ecosistema ...
Cebolla Sos, Ruth (Date of defense: 2018-03-13)
The California red scale Aonidiella aurantii is considered a key citrus pest. Parasitoids of genus Aphytis are the most important natural enemies of A. aurantii. In the Mediterranean basin, the native A. chrysomphali and ...
Monserrat Delpalillo, Francisco José (Date of defense: 2003-07-23)
A una superficie proyectiva X cualquiera se le pueden asociar una serie de conos convexos (cono de curvas, cono semiamplio y cono característico) que proporcionan información sobre la geometría de la superficie. En esta ...
Gómez Martínez, María Antonia (Date of defense: 2017-07-21)
En la presente tesis doctoral se estudia la contribución del trips Anaphothrips obscurus (Müller) en el control biológico por conservación del ácaro plaga Tetranychus urticae Koch cuando se utiliza una cubierta vegetal de ...
Llusar Camarelles, Jordi (Date of defense: 2022-06-22)
The goal of this Ph.D. dissertation is to provide a better understanding of the photophysics of CdSe NPLs and CdSe-based hetero-NPLs through theoretical modelling of the electronic structure. We consider homo- and ...
Biz, Chiara (Date of defense: 2022-02-24)
Fuel cells represent one of the most promising energy storage system nowadays. Nonetheless, several obstacles need to be overcome in order to commercially exploit this technology. One of them lies in the efficiency loss ...