Now showing items 626-645 of 1771
Oliver Ortega, Helena (Date of defense: 2018-07-20)
The main goal of this thesis is the production and characterization of composites materials from a bio-based polyamide and natural fibres which could be more sustainable alternative to glass fibre reinforced polypropylene. ...
Blasco Duatis, Marc (Date of defense: 2018-07-20)
Since researchers Maxwell McCombs and Donald Shaw published the seminal work of Chapel Hill on agenda-setting theory (AS) at the beginning of the 1970s, its academics have developed their investigations using two methodological ...
Crous Parcerisas, Gemma (Date of defense: 2018-03-15)
The main objective is to explore eudaimonic well-being (PWB) and social exclusion from children’s and adolescents’ perspective and the associations between these constructs and with other related ones such as hedonic ...
Compte Port, Sergi (Date of defense: 2018-07-03)
Archaea are abundant in extreme environments but they are also a prevalent component of microbial communities in soils, marine or freshwater plankton and sediments. Many studies highlighted the prominent role of marine ...
Subero Tomás, David (Date of defense: 2018-05-04)
The main challenge of this thesis, presented as a compendium of publications, is to address the phenomenon of school failure and the lack of meaning of formal learning, from the perspective of funds of knowledge and identity, ...
Montero Camacho, Mario Raul (Date of defense: 2018-05-18)
A number of studies show that the prevalence of ASD is rising in alarming numbers, currently reaching 1 in every 68 people. The most effective approach 2/2 to improve the lives of these children is to support, train and ...
Kapanadze, Maria (Date of defense: 2018-09-07)
There is growing interest in the efficacy of career construction as a technique in counseling programs which aim to improve employability. There remains a lack of empirical scholarship on career interventions applied ...
Alabert López, Marc (Date of defense: 2017-07-28)
This thesis aims to provide information and analysis on the development of activities derived from municipal public health competencies in the municipalities of the Girona demarcation. The data show that the organization ...
Massaguer Colomer, Albert (Date of defense: 2018-06-08)
The current work is focused on two areas related to thermoelectricity: (i) the study of the capability of controlling the thermal conductivity of TEMs and (ii) the development, testing and improvement of an automotive ...
Àvila Izquierdo, Núria (Date of defense: 2017-05-26)
Autotrophic and heterotrophic microorganisms are two essential functional units in the microbial food web of aquatic ecosystems. They play a key role in nutrient cycling and carbon flow and influence the structure, composition ...
Marco Renau, Jorge (Date of defense: 2018-07-16)
This thesis revisits the problem of the tragedy of the commons. We analyze the role of social networks and social pressure as driving forces for the establishment and maintenance of cooperation in resource use under variable ...
Fernández Wang, Martí (Date of defense: 2017-07-20)
This doctoral thesis studies the involvement of challenging unsaturated substrates in the transition-metal catalysed [2+2+2] cycloaddition reaction, as well as new catalytic systems for the reaction. First, Morita-Baylis-Hillman ...
Oller Ribas, Sílvia (Date of defense: 2018-06-07)
The transition to the work life of young people with low professional qualifications is a topic of concern to European education systems . "Second-chance" programs try to help these young people to follow different ...
García Moreno, Antoni (Date of defense: 2017-12-20)
This doctoral thesis is about the history of dairy industry in the regions of Girona through the analysis of different centres that there are nowadays in Girona, especially the most important centres like “La Central ...
Vidal Sancho, Laura (Date of defense: 2018-01-10)
Huntington disease is a neurodegenerative disorder characterized by motor, cognitive and psychiatric dysfunction. Huntington disease is caused by an expanded CAG trinucleotide repeat at the exon 1 of the IT15 gen, which ...
Fráguas Nobre, Guilherme (Date of defense: 2018-01-12)
The thesis relates the ‘creative economy’ with the ‘sustainable human development’, tracing a parallel between economic growth (e.g. GDP) and human development (e.g. HDI). The aspect of sustainability is addressed through ...
Postils Ribó, Verònica (Date of defense: 2018-05-07)
In this thesis, the three constituent areas of chemistry (in agreement with Jensen's quotation in his "Introduction to Computational Chemistry" book), which are construction, transformation, and properties of molecules, ...
Tarragó Abella, Elena (Date of defense: 2018-03-09)
Human population has had an impact on the natural phosphorus’ cycle, a limited resource, and the predictions show that this resource could be exhausted in 100-250 years. Therefore, the actions for the coming 10-25 years ...
Ortiz Álvarez, Rüdiger (Date of defense: 2018-05-18)
The microbial metacommunity of the Pyrenees mountain range has never been studied at the regional level. In this PhD thesis, the main goal is to describe the taxonomic diversity and reveal the ecological processes (biotic ...
Iribarren Nadal, Mariona (Date of defense: 2018-01-10)
The thesis presented is a study of some women's movements which claim a recovery of the female body from a feminist and ecologist standpoint and which are currently spreading their influence. It provides a summary of the ...