Now showing items 26-45 of 127

    Data-driven neural mass modelling 

    Escuain i Poole, Lara Sofia (Date of defense: 2019-03-28)

    The brain is a complex organ whose activity spans multiple scales, both spatial and temporal. The computational unit of the brain is thought to be the neurone. At the microscopic level, neurones communicate via action ...

    Decolourization of textile wastewater by manganese-aluminium metallic particles 

    AboliGhasemabadi, Mitra (Date of defense: 2019-07-10)

    Waste treatment is an important aspect of an industry. Organic dyes are used in many fields, such as textile, paper or food. Residual dye compounds from these industries are one of the most critical sources of environmental ...

    Deep learning techniques for demand-capacity balancing 

    Mas Pujol, Sergi (Date of defense: 2023-05-12)

    (English) Nowadays Air Navigation Service Providers (ANSPs) have to handle and accommodate a continuously increasing traffic demand in a scenario that is expected to be more time-efficient and cost-efficient. Meeting the ...

    Desarrollo y aplicación de herramientas de valoración de riesgos tecnológicos en centrales nucleares españolas a partir de la técnica de "Análisis Probabilista de Seguridad" 

    Díaz Bayona, Pedro (Date of defense: 2018-04-06)

    The PhD thesis "Desarrollo y aplicación de herramientas de valoración de riesgos tecnológicos en centrales nucleares españolas a partir de la técnica de Análisis Probabilista de Seguridad” results from the research projects ...

    Design of the BELEN detector for wide energy range with flat and high detection efficiency 

    Riego Pérez, Albert (Date of defense: 2016-05-30)

    The main objective of this work is to design the BEta-deLayEd Neutron detector (BELEN) detector for FAIR (Facility for Antiproton Ion Research). The purpose of this detector is the measurement of neutron emission probabilities ...

    Development and interactions of surfzone morphological patterns 

    de Swart, Rinse Leendert (Date of defense: 2022-07-19)

    A variety of morphodynamic patterns are typically present in the nearshore zone of sandy beaches that develop due to the interactions between waves, currents and the morphology. The most common are one or several nearshore ...

    Development of a solid state amplifier for the 3rd harmonic cavity for ALBA synchrotron light source 

    Hazami, Zahra (Date of defense: 2020-01-29)

    In Synchrotron Light Source facilities with high energy and low emittance electron beams different techniques for improving the quality of the synchrotron light for the users are applied. With this aim ALBA, the Spanish ...

    Development of AINA code for the study of loss of plasma control events in ITER and DEMO, and contribution to the systems study of DEMO 

    Rivas Reguera, José Carlos (Date of defense: 2016-01-01)

    Magnetic fusion is a long term, worldwide research activity. Plans are increasingly ambitious, cooperation is progressing, and goals seem to be closer every year. ITER reactor is being built, and several conceptual studies ...

    Development of the new AINA code and its application to the Safety Analysis of the European DEMO designs 

    Baeza Pérez, Eduard (Date of defense: 2019-07-22)

    A conclusion that can be drawn from the historical safety analyses developed for tokamaks fusion reactors is that some of the major risks involve incidents in the vacuum vessel. In order to evaluate plasma evolution and ...

    Dielectric spectroscopy studies of low-disorder and low-dimensional materials 

    Tripathi, Pragya (Date of defense: 2016-11-17)

    In this thesis we employ dielectric spectroscopy (in different implementations) to study the dielectric properties of different materials ranging from completely disordered supercooled liquids to low-disorder solids with ...

    Dinàmica orientacional i estructura local en liquids moleculars sobrerefredats 

    Ortiz de Urbina Viade, Jordi (Date of defense: 2021-09-30)

    The aim of this thesis is to study, by means of molecular dynamics simulations, the behaviour of two molecular models at different temperatures, approaching the glass transition. One of them mimics methanol molecules, ...

    Dynamic stochastic modeling for inertial sensors 

    Wis Gil, Mariano (Date of defense: 2016-11-02)

    Es ampliamente conocido que los modelos de error para sensores inerciales tienen dos componentes: El primero es un componente determinista que normalmente es calibrado por el fabricante en el firmware de la IMU. El segundo ...

    Dynamics and control for continuous low-thrust spacecraft near collinear libration points 

    Gao, Chen (Date of defense: 2022-05-18)

    Due to the rich dynamic properties of the equilibria of the Restricted Three Body Problem (RTBP), the libration point orbits (LPOs) around them are ideal locations for scientific missions. Fortunately, these invariant ...

    Dynamics and physical processes involving extreme temperatures in the Iberian Peninsula and Iraq 

    Mohammed, Ali Jasim (Date of defense: 2018-10-03)

    The occurrence of heat waves and cold spells has received special attention in recent years due to their impact on human health, ecosystems and economy. In the context of climate change, there is evidence that extreme ...

    Dynamics of cyclones and precipitation over the Middle East 

    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 ...

    Dynamics of disordered systems 

    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 ...

    Dynamics of large-scale shoreline perturbations 

    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 ...

    Effects of vibrations applied to fluids at different gravity levels 

    Garcia Sabaté, Anna (Date of defense: 2016-06-20)

    Due to the increasing interest in space exploration, management of two-phase flows in the absence of gravity has become a key aspect in improving the efficiency of technological applications for space missions. Understanding ...

    Electronic & ionic conduction & correlated dielectric relaxations in molecular solids 

    Zachariah, Manesh (Date of defense: 2016-11-17)

    The study of crystalline materials has played a prominent role in solid state physics, whose basic theories were formulated for crystalline matter. However, disordered materials are more abundant in nature than crystalline ...

    Enhanced air traffic flow and capacity management under trajectory based operations considering traffic complexity 

    Melgosa Farrés, Marc (Date of defense: 2023-03-22)

    (English) The Air Traffic Flow and Capacity Management (ATFCM) aims at maintaining the forecast traffic demand below the estimated capacity in airports and airspace sectors. The purpose is to maintain the workload of the ...