Now showing items 53-66 of 66
Castilla López, Roberto (Date of defense: 2001-07-24)
En este trabajo abordan diversos problemas relacionados con los flujos de fluido en régimen turbulento. El principal problema tratado es el de la dispersión de partículas en tiempos intermedios. Se analizan también las ...
Torres Gil, Santiago (Date of defense: 2002-07-10)
El estudio de las propiedades de la población de enanas blancas de la Galaxia es muy amplio, e implica aportaciones en diferentes campos de la astrofísica, tales como evolución estelar, dinámica galáctica, ...
Tiana Alsina, Jordi (Date of defense: 2011-11-10)
The purpose of this Thesis is study the dynamical behavior of semiconductor lasers with optical feedback, as well as analyze the synchronization of this kind of systems under different coupling arquitectures. This study ...
Iqbal, Muhammad Zahir (Date of defense: 2014-07-16)
Graphene, a two-dimensional sp2-hybridized network of carbon atoms has received a remarkable cornucopia of new physics and served as a unique model system, due particularly to its electronic properties, which could have ...
Orrit Prat, Jordi (Date of defense: 2012-03-07)
D’ençà que el polietilè reticulat (XLPE) es va començar a utilitzar com aïllament elèctric per cables de subministrament elèctric, s’han destinat molts esforços a l’estudi de les propietats dielèctriques del polietilè i ...
Catalán Ruiz, Sílvia (Date of defense: 2008-03-03)
White dwarfs are the final remnants of low- and intermediate-mass stars. About 95% of main- sequence stars will end their evolutionary pathways as white dwarfs and, hence, the study of the white dwarf population provides ...
Garcia Gonzalez, Ferran (Date of defense: 2012-12-01)
The study of thermal convection in rotating spherical geometry is fundamental to explain many geophysical and astrophysical phenomena such as the generation of the magnetic fields, or the differential rotation observed in ...
Starnini, Michele (Date of defense: 2014-10-24)
The data revolution experienced by social science has revealed complex patterns of interactions in human dynamics, such as the heterogeneity and burstiness of social contacts. The recently uncovered temporal dimension of ...
Rué Queralt, Pau (Date of defense: 2013-07-25)
This Thesis studies different cellular and cell population processes driven by non-linear and stochastic dynamics. The problems addressed here gravitate around the concepts of transient dynamics and relaxation from a ...
Blay Carreras, Estel (Date of defense: 2014-07-21)
The atmospheric boundary layer is the part of the troposphere influenced by the presence of the surface, and where most weather phenomena occur. During the day, with fair weather conditions, a convective boundary layer ...
Trefzger, Christian (Date of defense: 2010-04-19)
Esta tesis es un trabajo teórico, en el que estudiamos la física de los átomos dipolares bosónicos ultrafríos en retículos ópticos. Éstos gases consisten de átomos o moléculas bosónicas, enfriados bajo la temperatura de ...
Moreno Font, Vanessa (Date of defense: 2009-11-09)
Els convertidors commutats de potència són solucions apropiades per subministrar energia a dispositius electrònics per la seva elevada eficiència i reduït cost. El seu ús extensiu en les últimes dècades ha motivat els ...
Andujar Moreno, Rabindranath (Date of defense: 2015-02-03)
This thesis explores a very well understood area of physics: computational structural dynamics. The aim is to stretch its boundaries by merging it with another very well established discipline such as structural design and ...
Aznar Siguan, Gabriela (Date of defense: 2015-04-30)
Merging white dwarfs is a promising channel to trigger Type Ia supernovae, known as the double degenerate scenario. Supernovae are stellar explosions that radiate as much energy as any ordinary star is expected to emit ...