Mostrando ítems 1461-1480 de 1752
Rovira Coll, Mireia (Fecha de defensa: 2017-03-10)
Organometallic aryl-CuIII species have been proposed as key intermediates in Ullmann-type reactions. However, such species have long remained elusive and mechanistic investigations of a plausible catalytic cycle remained ...
Martínez López, Juan Pablo (Fecha de defensa: 2016-11-18)
The physical and chemical properties of fullerenes and nanotubes can be conveniently tuned by the attachment of different functional groups to them. Therefore, the systematic understanding of different problems such as ...
Casitas Montero, Alícia (Fecha de defensa: 2012-06-01)
This thesis is focused on the unexplored field of organometallic copper(III) chemistry. Arylcopper(III) complexes have been proposed as key intermediates in Ullmann condensation reactions that consist in the coupling of ...
Pueyo Vallet, Oriol (Fecha de defensa: 2016-01-15)
Computer Graphics applications community has big interest on urban modeling and especially on designing complex and realistic cities and buildings. This topic is interesting for film, video game and urbanism industries. ...
Rius Bonjoch, Maria (Fecha de defensa: 2005-12-02)
L'activitat professional és fonamental en la vida de qualsevol persona i en el cas de les persones amb discapacitat resulta molt potent per tal que assumeixin la identitat adulta. Per això, en la tesi es realitza una ...
Puigvert Vilalta, Margarita (Fecha de defensa: 2015-07-13)
The World Health Organization in 2002, recognized that self-care was the cornerstone in the care of people with chronic diseases. The management of chronic disease requires time, and it is complex and difficult. Self-care ...
Paulino Valldepérez, Isabel (Fecha de defensa: 2020-07-31)
Tourism destinations usually follow the administrative boundaries of the corresponding territorial administration. In contrast, previous studies state that administrative boundaries are not the most effective framework ...
Rey Freire, Ana (Fecha de defensa: 2022-12-09)
Interpersonal relationships, understood as desired and meaningful relationships for people and the basis of their social network, stand out as a factor that significantly influences the processes of social inclusion in ...
Zizaldra Hernández, Isabel (Fecha de defensa: 2009-12-11)
Para el logro de un desarrollo sano es de vital importancia contar con un equilibrio económico en los diferentes rubros de la actividad productiva de las ciudades hermanas (CJS- ELP) y no sólo concretarse al ámbito de la ...
Veciana, Joaquim M. (Joaquim Maria) (Fecha de defensa: 2007-11-14)
Molts sistemes mecànics existents tenen un comportament vibratori funcionalment perceptible, que es posa de manifest enfront d'excitacions transitòries. Normalment, les vibracions generades segueixen presents després del ...
Carrillo Peña, Paulo Nicolás (Fecha de defensa: 2019-07-10)
This research proposes a solution for the reduction of part of the aforementioned barriers, through the design of the consensus protocol called Proof of Reputation (PoR) that is based on the Blockchain technology of Ethereum, ...
Rodríguez Mayorga, Mauricio (Fecha de defensa: 2018-07-24)
In this thesis, we focused on the alternative methodologies that are based on the reconstruction of density matrices. While in DFT several benchmarks can be found in the literature, for the rest of alternative methodologies ...
Palahí i Sitges, Miquel (Fecha de defensa: 2015-12-10)
In this thesis we focus on reformulate constraint satisfaction problems (CSP) into SAT Modulo Theories (SMT). SMT is an extension of SAT where the literals appearing in the formulas are not restricted to contain only ...
Bassagañas i Puigdemont, Sònia (Fecha de defensa: 2014-12-03)
Changes in the expression of Lewis-type glycan antigens, especially a predominance of sialyl-Lewis x (SLex) structure, and the glycosyltransferases involved in its synthesis, correlate with pancreatic cancer invasive and ...
Pinsach Abuin, Mel·lina (Fecha de defensa: 2019-01-30)
Brugada syndrome (BrS) is a cardiac electrical disease with high susceptibility to sudden cardiac death. Approximately 25-30% of BrS patients are explained by pathogenic variants in coding sequences of cardiac ion channels, ...
Ahmad, Sayyar (Fecha de defensa: 2024-01-18)
Type 1 Diabetes (T1D) is a chronic metabolic disorder caused by destruction of the insulin producing beta cells in the islets of Langerhans within the pancreas due to an autoimmune reaction. T1D is distinguished by elevated ...
Fernandez Falgueras, Anna (Fecha de defensa: 2022-12-13)
Sudden cardiac death (SCD) is defined as a natural and unexpected death due to cardiac etiology. In addition, when the cause of death remains unexplained after a complete autopsy, a cardiac arrhythmia is suspected as a ...
Saavedra Bendito, Deli (Fecha de defensa: 2003-06-10)
Aquesta tesi es basa en el programa de reintroducció de la llúdriga eurasiàtica (Lutra lutra) a les conques dels rius Muga i Fluvià (Catalunya) durant la segona meitat dels 1990s. Els objectius de la tesi foren demostrar ...
Gutiérrez del Moral, María Jesús (Fecha de defensa: 1999-10-28)
The relationships between religious entities and the public administration in Girona during the twentieth century set forth two main issues, the historical and the technical. The passage of time normally presents a change ...
Díaz Roldán, Ferran (Fecha de defensa: 2023-07-03)
Childhood obesity is one of the most important public health problems and is associated with cardiometabolic risk factors (CMR). Low-grade inflammation plays a prominent role in the development of cardiometabolic alterations ...