Carácter asintótico de la invariancia adiabática 

    Navarro Veguillas, Luis (Date of defense: 1965-01-01)

    En el estudio de la Física del Plasma y, más concretamente, en la llamada aproximación del centro guía se trata el problema del movimiento de partículas cargadas en un campo magnético variable. Los resultados obtenidos se ...

    Coarse-Grained Modeling of the Assembly and Mechanical Properties of Viruses 

    Aznar Palenzuela, María (Date of defense: 2013-10-31)

    The main goal of this thesis is to study the physical mechanisms implicated in the self-assembly and mechanical properties of non-enveloped viral capsids using coarse-grained models. The thesis has been divided into three ...

    Computational study of DNA in non-canonical environment 

    Arcella, Annalisa (Date of defense: 2014-06-25)

    During my PhD thesis used theoretical techniques, in particular Molecular Dynamics to study the structural properties of nucleie acids in non-canonical environment, especially in the gas phase and apolar conditions. The ...

    Computational study of the emergent behavior of micro-swimmer suspensions 

    Alarcón Oseguera, Francisco (Date of defense: 2016-02-08)

    It is known that active particles induce emerging patterns as a result of their dynamic interactions, giving rise to amazing collective motions, such as swarming or clustering. Here we present a systematic numerical study ...

    Correlated Stochastic Dynamics in Financial Markets. 

    Perelló, Josep, 1974- (Date of defense: 2001-12-20)

    Thesis investigates the dynamics of financial markets. Nowadays, this is one of the emergent fields in physics and requires a multidisciplinary approach. The thesis studies the first work made by the financial mathematicians ...

    Correspondences in higher-dimensional gravity 

    Di Dato, Adriana (Date of defense: 2015-11-12)

    In this thesis we have made progress on the study of higher dimensional gravity by focusing on the properties of black holes and branes and their dynamics. We have developed two main projects: • provide several maps ...

    Cosmologia i Formació d'Estructures / Cosmology and Structures Formation 

    Manera Miret, Marc (Date of defense: 2007-06-27)

    In this thesis we push forward techniques to learn about the large scale structure formation of the universe. The approach is from theory, observations and simulations. From theory we study the growth of four non standard ...

    Cosmological Perturbations in Einstein-Aether Theories 

    Fariña Sierra, Noela (Date of defense: 2011-10-17)

    In this thesis we study the Einstein-Aether (E-A) theory from the point of view of its cosmological perturbations. We are interested in the constraints that may be obtained from this analysis and the special features that ...

    Cosmological perturbations including matter loops. A study in de Sitter 

    Fröb, Markus Benjamin (Date of defense: 2013-12-09)

    In this thesis we studied quantum effects in de Sitter space coming from the interaction of gravitons and matter. We derived the lowenergy effective action for metric perturbations which includes corrections from matter ...

    Cuantización de ondas gravitatorias planas 

    Montejo Estevez, Manuel (Date of defense: 1999-11-09)

    El objetivo de esta tesis es construir un modelo cuántico para las ondas gravitatorias planas, unas soluciones de vacío de las ecuaciones de Einstein que presentan simetrías análogas a las ondas electromagnéticas en un ...

    Customizing a low temperature system for microwave transmission measurements. Quantum transport in thin TiN films and nanostructures 

    Carbonell Cortés, Carla (Date of defense: 2012-06-22)

    The work presented in this thesis consists of two distinct parts. The first years of my work focused on the development and improvement of a new equipment built to study magnetic and electrical properties, particularly ...

    Dynamic Properties of Magnetic Colloidal Particles and Holes 

    Miguel López, María del Carmen (Date of defense: 1985-10-06)

    Our main goal is to study certain aspects of the dynamics of fluids with magnetic particles in suspension, based on their promising practical applications as new materials as welI as on its fundamental scientific interest. In ...

    Estudi d'algunes ferrites hexagonals uniaxials 

    Isalgué Buxeda, Antoni (Date of defense: 1984-06-04)

    S'ha obtingut la comprensió dels fenòmens donant lloc a l'ordenament magnètic i l'anisotropia magnetocristal.lina de ferrites hexagonals uniaxials. S'han realitzat mesures de difracció de raigs X i de neutrons (per afinar ...

    Estudi de Materials Magnètics amb Microones 

    Fernàndez Martínez, Antonio (Date of defense: 2014-06-13)

    La resposta dels materials i/o sistemes físics quan interactuen amb la radiació electromagnètica ens dóna informació sobre les propietats físiques d’aquesta classe de materials i/o sistemes, com per exemple la conductivitat ...

    Estudi de sistemes de baixa dimensionalitat i correlació electrònica forta pel mètode de la matriu de transferència 

    Valentí i Vall, M. Roser (Date of defense: 1989-01-01)

    Els sistemes de baixa dimensionalitat han sigut i són atractius als física per diverses raons: - A nivell estrictament teòric són els sistemes més senzills d'estudiar, i, de fet, molts models no trivials en tres dimensions ...

    Estudis de ferrites hexagonals dopades amb Co2+ i òxids de Ni tipus La(2)NiO(4) 

    Batlle Gelabert, Xavier (Date of defense: 1990-07-02)

    En aquesta Tesi Doctoral ens hem plantejat dos objectius fonamentals: d'una banda, la caracterització de materials magnètics adients per a l'enregistrament magnètic perpendicular i, d'altra banda, l'estudi de les propietats ...

    Explicació atomística de fenòmens físics relacionats amb el pes, la calor i l'aigua, a través de "De rerum natura" de Lucreci 

    Montserrat Sangrà, Jesús Maria (Date of defense: 1996-02-27)

    Aquesta tesi està dedicada a l'estudi de les explicacions dels fenòmens físics relacionats amb el pes, la calor i l'aigua, ofertes pel poema De rerum Natura de l'atomista epicuri llatí Lucreci (Titus Lucretius Carus, ...

    Facing the environment: hydrodynamics and confinement modulate molecular motors dynamics 

    Malgaretti, Paolo (Date of defense: 2013-10-23)

    In this thesis we characterize the behavior of molecular motors when the properties of the cytoplasm they displace through are not homogeneous or isotropic. Anisotropies in the cytoplasm can be induced, for example, by net ...

    Fenómenos cuánticos de espín en sistemas mesoscópicos 

    Hernández Ferràs, Joan Manel (Date of defense: 2001-01-01)

    La Física Cuántica descansa sobre el principio de indeterminación que nos dice que no podemos conocer con total precisión y a la vez la posición y la velocidad de un objeto. Una consecuencia de la indeterminación en la ...

    Fenómenos de transporte en medios desordenados 

    Boguñá, Marián (Date of defense: 1998-11-30)

    Partiendo de una formulación general de los procesos de transporte con dinámicas acopladas, se estudian tres sistemas distintos que presentan esta propiedad: el transporte de luz en medios desordenados, los fenómenos de ...