Mostrando ítems 58-77 de 130
Alonso Alonso, María Teresa (Fecha de defensa: 2023-03-03)
(English) The characterization of Clock and Ephemeris error of the Global Navigation Satellite Systems is a key element to validate the assumptions for the integrity analysis of GNSS Safety of Life (SoL) applications. ...
Roma Dollase, David (Fecha de defensa: 2019-04-09)
The research of this paper-based dissertation is focused on Global Ionospheric Maps (GIM) generation and assessment. In summary, the novelty and thematic unity in this works relies on four different but complementary topics: ...
Liu, Qi (Fecha de defensa: 2022-04-14)
The research of this paper-based dissertation is focused on the Global Ionospheric Maps (GIMs) based on Global Navigation Satellite System (GNSS) including real-time combination, validation, time resolution and applications. ...
Mitsari, Efstratia (Fecha de defensa: 2016-07-28)
Disordered systems are abundant in everyday life and so their study is of importance from a scientific and a technological point of view. The most common non-crystalline solid phases are structural glasses (e.g. window ...
Suárez Cambra, Daniel (Fecha de defensa: 2023-07-06)
(English) This thesis focuses on modeling the circulation of liquid metal through the breeding blanket channels of a tokamak fusion reactor. Apart from extracting the heat produced by the nuclear reactions of the plasma, ...
Both, Ambrus (Fecha de defensa: 2023-06-29)
(English) In the transition to net-zero carbon emission technologies, turbulent combustion is expected to retain an important role in various applications. In particular, the aviation industry is projected to widely adapt ...
Javadzadeh Moghtader, Mostafa (Fecha de defensa: 2016-11-04)
Computational Fluid Dynamics (CFD) is an essential tool for engineering design and analysis, especially in applications like aerospace, automotive and energy industries. Nowadays most commercial codes are based on Finite ...
Zavala-Aké, J. Miguel (Fecha de defensa: 2018-09-13)
The simulation and modelling of complex applications involving the interaction of processes governed by different physical principles is addressed in this thesis. The interaction of a fluid with a deformable body, or the ...
Zappalà, Dario (Fecha de defensa: 2019-04-04)
The dynamics of the climate system plays a crucial role in the sustainability of life on Earth, and this motivates research to understand and characterise our climate and predict its evolution. In this thesis we focus on ...
Yuan, Mingyue (Fecha de defensa: 2023-11-17)
(English) Coloured glazes and glasses have attracted human interest since antiquity for their aesthetic appeal and multiple functionalities. As indicators of technological progress, artistic expression, and social ...
Asamoah, Matthew (Fecha de defensa: 2018-10-05)
The importance of fire as a potential initiator of multiple-system failures took on a new perspective after the cable-tray fire at Browns Ferry in 1975 The review have shown that the first generation Nuclear Power Plant ...
Selim, Hossam (Fecha de defensa: 2020-07-21)
This PhD thesis is devoted to the design, development and implementation of a non-contact hybrid non-destructive testing (NDT) method applied to the analysis of metallic objects that contain embedded defects or fractures. ...
Martín Rodríguez, José David (Fecha de defensa: 2023-07-07)
(English) Hydrodynamic models are essential for our understanding of the physics of stellar explosions, and specifically, for their potential contribution to the Galactic chemical abundances. In this Work, a one-dimensional ...
Duan, Xun (Fecha de defensa: 2023-05-10)
(English) A solar sail is a method of spacecraft propulsion that uses only the solar radiation pressure (SRP). The main research object of this thesis is a solar sail spacecraft in the artificially created libration point ...
Vilardaga García-Cascón, Santi (Fecha de defensa: 2019-11-25)
Since the birth of commercial aviation, the applications and benefits of aircraft have grown immensely. This, in perfect synchrony with the average increase of purchasing power of the society, has rocketed the number of ...
Yang, Jing (Fecha de defensa: 2015-12-11)
This thesis aims at studying the physical-chemical properties of model lipid bilayers in physiological environments. Since in such conditions biological membranes composed of phospholipids and cholesterol are surrounded ...
Escartín Vigo, José Antonio (Fecha de defensa: 2016-01-21)
Computational simulation is one of the basic techniques of modern Astrophysics. The long-term time astrophysical processes cannot be treated with explicit approaches because that they are limited, in their maximum time ...
Calmet, Hadrien (Fecha de defensa: 2020-11-10)
As we inhale, the air drawn through our nose undergoes successive accelerations and decelerations as it is turned, split, and recombined before splitting again at the end of the trachea as it enters the bronchi. Fully ...
Kumar, Nikhil P. (Fecha de defensa: 2017-07-13)
Recent advancement in Photonics have brought about a new era of miniaturisation. Along came a need for technology to allow the manipulation of light at the micrometer scale, with precise control over beam propagation. The ...
Ahmed, Waqas Waseem (Fecha de defensa: 2018-04-17)
The quest for new artificial structures and materials uncovers novel new light-matter interactions, and intriguing physical phenomena. Since the late 80’s purely dielectric materials have been structured, at the wavelength-scale, ...