Now showing items 342-361 of 1475
Barreda Tarrazona, Iván (Date of defense: 2001-04-02)
Esta tesis está organizada en tres ensayos de investigación que se pueden leer independientemente. En el primer ensayo estudiamos la actuación óptima de las autoridades de política de la competencia frente a distintos tipos ...
Zamora Zamora, Tatiana Ivette (Date of defense: 2004-06-04)
Atendiendo al creciente interés de Ecuador en el establecimiento de políticas para el control de residuos de plaguicidas debido al elevado uso de productos fitosanitarios en el tratamiento de enfermedades de diversos ...
Peruga Mínguez, Aránzazu (Date of defense: 2015-11-18)
<p>Actualmente, el uso de productos fitosanitarios para proteger a los cultivos está muy extendido. La presencia de residuos de estos compuestos en productos alimentarios y en el medioambiente puede suponer un riesgo para ...
Tuñón Colom, Juan (Date of defense: 2000-03-30)
En este trabajo se aborda la problemática de la afección de la actividad agrícola sobre los recursos hídricos del acuífero de la Plana de Castellón, con énfasis en algunos aspectos que presentaban lagunas de conocimiento, ...
Naranjo Zolotov, Mijail (Date of defense: 2018-11-29)
This thesis contributes to a better understanding of the determinants of e-participation adoption in the urban contexts at individual level. The dissertation first carries out a review of the existing literature following ...
Bort Mir, Lorena (Date of defense: 2019-05-09)
The analysis and identification of figurative language is one of the largest research areas in cognitive linguistics, and metaphor is one of these tropes. This thesis develops The Filmic Metaphor Identification ...
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 ...
Rachyla, Iryna (Date of defense: 2019-01-25)
The results of the present thesis represent an important advance in the field of assessment and treatment of adjustment disorder, which is one of the most common but underresearched mental health problems. The work reports ...
Climent Agustina, Javier (Date of defense: 2019-12-20)
Simulation models based on tools associated with computational fluid dynamics (CFD) and applied to wastewater treatment have been developed. The hydrodynamic effect of the internal elements that govern the flow behavior ...
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 ...
Mateu Royo, Carlos (Date of defense: 2021-05-27)
One of the major challenges of this decade is developing more sustainable energy systems that contribute to environmental concern, especially climate change mitigation. Extending the operating conditions of the heat pump ...
da Silva Barros, Sara Maria (Date of defense: 2016-12-20)
Los implantes de titanio presentan comprobada biocompatibilidad no obstante carecen de propiedades osteoinductoras. Las estrategias actuales de modificación superficial de los implantes no resultan plenamente efectivas en ...
Navarrete Argilés, Nuria (Date of defense: 2020-06-23)
The present thesis deals with the synthesis and characterisation of nanofluids including phase change materials as the nanoparticles. The main aim of the work is to develop new materials that suppose an improvement on the ...
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 ...
López Penadés, Raúl (Date of defense: 2010-02-02)
Tomando como marco teórico el reciente modelo triárquico de la psicopatía (Patrick, Fowles y Krueger, 2009), el objetivo de esta tesis doctoral es someter experimentalmente a prueba en psicópatas no encarcelados la hipótesis ...
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 ...