Now showing items 11308-11327 of 42040
Torregrosa Cortés, Gabriel (Date of defense: 2023-09-29)
This thesis is about development and its study from a theoretical point of view, with special interest in how to describe development as a dynamical systems' problem. The thesis digs into four directions embedded in this ...
Palau Ortin, David (Date of defense: 2016-02-02)
Cells, either as unicellular organisms or as part of a tissue of a multicellular organism, can acquire different functions thanks to their capability of changing their expression state. The enzyme synthesis, cell division ...
Margenat Mas, Anna Maria (Date of defense: 2018-11-27)
Peri-urban agriculture carries out environmental, social and economic functions and services to the nearby urban areas. Nonetheless, most of these fields are impacted with organic and inorganic contaminants caused by ...
Al-Nassar, Ali Raheem Tuaimah (Date of defense: 2018-09-25)
Precipitation is one of the most important, and also difficult to predict, elements of climate. This difficulty is associated with the transport of moisture through weather fronts that change their pathway, shape and ...
Vispa, Alessandro (Date of defense: 2016-11-24)
Disordered systems are ubiquitous in nature and their study is complicated and often leads to controversial results. In any case, the important role of such systems in science and technological applications should not be ...
Santos-Pata, Diogo (Date of defense: 2018-07-10)
Every animal on our planet wanders around when looking for something. Whether it is in search of food, a mate, or home, navigation is one of the most performed cognitive behaviors in Nature. Nevertheless, our understanding ...
Soler i Ortega, Marianna (Date of defense: 2008-06-13)
Aquesta tesi permet adquirir una millor comprensió de la dinàmica dels plomalls hidrotèrmics en l'estany de Banyoles i correlacionar la meteorologia amb els processos de fluïdització que s'hi produeixen. S'han trobat els ...
Leal Martín, Antonio Jesús (Date of defense: 2016-07-05)
Helium is the second lightest element and the second most abundant element in the universe. It is named for the Greek god of the sun, Helios, and it was first discovered by French astronomer Jules Janssen as an unknown ...
Arriaga García, Jaime Alonso (Date of defense: 2018-07-30)
Shorelines around the world are rarely smooth and they can present undulations and cuspate shapes. On the one hand, human actions can cause shoreline perturbations via beach nourishments, which in turn perturb the wave ...
Gallois, Sandrine (Date of defense: 2016-01-29)
Esta tesis de doctorado analiza los procesos de adquisición de conocimiento ecológico local por parte de los niños (entre cinco y dieciséis años) en una sociedad de cazadores-recolectores en un contexto de rápidos cambios ...
De la Fuente Gamero, Patricia (Date of defense: 2019-10-04)
The Global Ocean is the largest Earth compartment holding carbon and nutrients that reaches the upper-ocean at temporal scales ranging from months to 10 kyr. The availability of these nutrients is fundamental to sustain ...
Kaltenbrunner, Andreas (Date of defense: 2008-03-07)
Esta tesis estudia dos diferentes dinámicas de intercambio de mensajes entre unidades estocásticas.<br/>Primero, analizamos un conjunto de neuronas estocásticas tipo integración - y - disparo con integración sin pérdidas, ...
Liu, Chaoren (Date of defense: 2015-10-07)
Dynamic mechanical analysis (DMA) is often used to explore the relaxation dynamics of metallic glasses (MGs). Secondary relaxations in metallic glasses appear as an excess wing, as a shoulder of the primary relaxation peak ...
Olea, Rodica-Alis (Date of defense: 2024-01-15)
[eng] In the last decades, great research effort was focused towards designing nanocarriers for cancer therapy. However, nanoparticle translation from basic research to the clininc has proven to be a challenging task, with ...
Bahamon Rivera, Nixon (Date of defense: 2002-05-24)
The response of phytoplankton to various ecological forcings was examined in the upper waters of the NW Mediterranean (MED) and the subtropical North Atlantic (NA) from field observations, analysis of historical data sets ...
Gieseler, Jan (Date of defense: 2014-02-03)
Nanotechnology was named one of the key enabling technologies by the European Commission and its tremendous impact was envisioned early by 20th century physicist R.Feynman in his now oft-quoted talk "Plenty of Room at the ...
Ruiz Reynés, Daniel (Date of defense: 2019-12-13)
[cat] Aquesta tesi conté l’estudi de la dinàmica de patrons de vegetació a les praderes de Posidonia oceanica. El primer capítol presenta diferents casos de formació de patrons de vegetació a diferents ecosistemes, les ...
Font Mateu, Jofre (Date of defense: 2016-12-05)
El receptor de la progesterona és un regulador clau per la proliferació de les cèl·lules de càncer de mama dependents d’hormona. El mecanisme d’acció del PR ha tingut un paper important en la resolució del mecanisme molecular ...
Guenther, Nils Eric (Date of defense: 2021-09-08)
At sufficiently low temperatures, fluids of bosonic particles may undergo a phase transition, below which a Bose-Einstein condensate (BEC) forms. The BEC is one of the most fundamental concepts in many-body quantum physics ...
Ebling, Ulrich (Date of defense: 2014-11-03)
Ultracold atomic gases have established themselves as quantum systems, which are clean and offer a high degree of control over crucial parameters. They are well isolated from their environment and thus offer the possibility ...